TE-Connectivity-1-1904022-1

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

Automotive, General Purpose and Signal Relays

Deﬁnitions

(Continued)

General

TE CONNECTIVITY WILL IN NO CASE BE LIABLE IN ANY CIRCUM-

NCES FOR ANY INCIDEN

L, INDIREC

ONSEQUENTIAL

DAMAGES OR LOSS OF PROFITS ARISING FROM OR IN CONNEC-

TION WITH THE INFORM

ION CON

INED IN ITS D

SHEETS AND

LOGS OR IN CONNECTION WITH ITS PRODUCTS, INCLUDING,

BUT NOT LIMITED TO, THE SALE, RESALE, USE OR MISUSE OF ITS

PRODUCTS. USERS

SHOULD RE

N THEIR OWN JUDGMENT TO

EVALUATE THE SUITABILITY OF A PRODUCT FOR A CERTAIN PUR-

POSE AND TEST EACH PRODUCT FOR ITS INTENDED APPLIC

ION.

WhileꢀTEꢀConnectivityꢀandꢀitsꢀafﬁliatesꢀhaveꢀmadeꢀeveryꢀreasonableꢀeffortꢀtoꢀ

conﬁrmꢀtheꢀaccuracyꢀofꢀtheꢀinformationꢀcontainedꢀinꢀdatasheetsꢀandꢀcata-

logs,ꢀTEꢀConnectivityꢀcannotꢀassureꢀthatꢀthisꢀinformationꢀisꢀerrorꢀfree ꢀꢀForꢀ

thisꢀreasonꢀTEꢀConnectivityꢀdoesꢀnotꢀmakeꢀanyꢀrepresentationꢀorꢀofferꢀanyꢀ

guaranteeꢀthatꢀsuchꢀinformationꢀisꢀaccurate,ꢀcorrect,ꢀreliableꢀorꢀcurrentꢀorꢀ

doesꢀnotꢀinfringeꢀanyꢀintellectualꢀpropertyꢀrights ꢀꢀTEꢀConnectivityꢀreservesꢀ

theꢀrightꢀtoꢀmakeꢀanyꢀadjustmentsꢀtoꢀtheꢀinformationꢀatꢀanyꢀtime ꢀꢀ

TE Connectivity expressly disclaims any implied warranty regarding

the information contained in the datasheets and catalogs, including,

but not limited to, the implied warranties of merchantability or ﬁtness

for a particular purpose.

TE Connectivitys only obligations and liability

with respect to its products are governed solely by the TE Connecti-

vitys Standard

rms and Conditions of Sale for these products or the

respective written agreement under which the products are supplied.

TEꢀConnectivityꢀstronglyꢀrecommendsꢀtoꢀmonitorꢀtheꢀlifeꢀcycleꢀofꢀtheꢀproductꢀ

andꢀtoꢀverifyꢀtheꢀrelevantꢀfailureꢀmodeꢀperꢀIECꢀ61810-1 ꢀ

chnical data

Speciﬁcation

Unlessꢀotherwiseꢀstated,ꢀtheꢀstatedꢀtechnicalꢀdataꢀareꢀbasedꢀonꢀlaboratoryꢀ

testsꢀunderꢀstandardizedꢀconditionsꢀandꢀareꢀwithinꢀtheꢀconditionsꢀofꢀnormalꢀ

useꢀforꢀtheseꢀcomponents ꢀTheꢀvastꢀnumberꢀofꢀinﬂuencingꢀfactorsꢀdoesꢀnotꢀ

allowꢀTEꢀtoꢀtestꢀitsꢀproductsꢀforꢀallꢀimaginableꢀapplicationsꢀandꢀprocesses ꢀ

Furthermore,ꢀtheꢀlargeꢀnumberꢀofꢀpossibleꢀvariationsꢀwithinꢀaꢀrelayꢀfamilyꢀ

makesꢀitꢀimpossibleꢀtoꢀgiveꢀaꢀcomprehensiveꢀdescriptionꢀofꢀtheꢀdifferentꢀ

characteristicsꢀforꢀallꢀvariantsꢀinꢀoneꢀdatasheet ꢀ

picalꢀdataꢀareꢀderivedꢀfromꢀ

theꢀstandardꢀversions

Inꢀorderꢀtoꢀimproveꢀperformanceꢀandꢀquality,ꢀweꢀcontinuouslyꢀdevelopꢀourꢀ

products ꢀꢀWeꢀreserveꢀtheꢀrightꢀtoꢀchangeꢀtechnicalꢀparametersꢀandꢀproductꢀ

speciﬁcations ꢀTheꢀtechnicalꢀdataꢀlistedꢀareꢀforꢀdescriptionꢀpurposesꢀofꢀtheꢀ

componentsꢀonlyꢀandꢀareꢀnotꢀanꢀagreementꢀandꢀdoꢀnotꢀguaranteeꢀspeciﬁcꢀ

characteristicsꢀandꢀparameters;ꢀforꢀdetailedꢀquestions,ꢀpleaseꢀcontactꢀourꢀ

applicationꢀsupport ꢀDrawings,ꢀphotosꢀdataꢀandꢀdescriptionsꢀareꢀsubjectꢀtoꢀ

changeꢀwithoutꢀpriorꢀnotice

Availability

Theꢀdecisionꢀonꢀtheꢀsuitabilityꢀofꢀaꢀspeciﬁcꢀcomponentꢀisꢀsolelyꢀresponsibilityꢀ

ofꢀtheꢀuse

ꢀ

ꢀensureꢀtheꢀsuitabilityꢀofꢀtheꢀproductꢀforꢀaꢀspeciﬁcꢀapplicationꢀ

theꢀuserꢀhasꢀtoꢀtestꢀtheseꢀproductsꢀbeforeꢀtheꢀuseꢀunderꢀtheꢀmostꢀstringentꢀ

conditionsꢀtheyꢀwillꢀbeꢀexposedꢀtoꢀinꢀtheꢀactualꢀapplication ꢀ

kingꢀintoꢀ

considerationꢀtheꢀaspectsꢀofꢀoperationalꢀavailabilityꢀandꢀsafety,ꢀtheꢀuserꢀhasꢀ

toꢀrateꢀtheꢀactualꢀserviceꢀlifeꢀinꢀanꢀadequateꢀrelationꢀtoꢀtheꢀexpectedꢀlifeꢀofꢀ

theꢀrelay

Theꢀuseꢀofꢀtheꢀrelayꢀbeyondꢀitsꢀspeciﬁedꢀcharacteristicsꢀorꢀbeyondꢀsuf-

ﬁcientlyꢀtestedꢀlifeꢀexpectancyꢀbearsꢀtheꢀriskꢀofꢀdangerousꢀconditions;ꢀtheꢀ

userꢀhasꢀtoꢀpreventꢀsuchꢀconditionsꢀbyꢀadequateꢀmeasures,ꢀbeingꢀentirelyꢀ

responsibleꢀinꢀcaseꢀofꢀnon-observance

Theꢀdatabooksꢀandꢀdatasheetsꢀꢀlistꢀaꢀbroadꢀrangeꢀofꢀproductsꢀandꢀtheꢀ

descriptiveꢀpartꢀcodeꢀstructureꢀ(productꢀcode)ꢀdoesꢀallowꢀaꢀlargeꢀnumberꢀ

ofꢀpossibleꢀvariations,ꢀbutꢀnotꢀallꢀpossibleꢀvariationsꢀareꢀdeﬁnedꢀasꢀstandardꢀ

typesꢀinꢀtheꢀcurrentꢀproductꢀportfolioꢀ(productꢀcode)ꢀandꢀthusꢀmayꢀnotꢀbeꢀ

includedꢀinꢀtheꢀproductꢀrange ꢀSomeꢀproductsꢀareꢀnormallyꢀmaintainedꢀinꢀ

stockꢀforꢀimmediateꢀdelivery,ꢀorꢀareꢀavailableꢀwithinꢀ’normalꢀleadtimesꢀforꢀ

industry’;ꢀhoweve

ꢀthereꢀmayꢀbeꢀextendedꢀleadtimesꢀforꢀsomeꢀnon-stockꢀ

items ꢀSpecialꢀversionsꢀtoꢀcustomerꢀspeciﬁcationsꢀmayꢀbeꢀsupplied

Additionally,ꢀminimumꢀquantityꢀrequirementsꢀapplyꢀandꢀtheseꢀrequirementsꢀ

mayꢀdifferꢀfromꢀindicatedꢀpackagingꢀunits ꢀPleaseꢀconsultꢀwithꢀyourꢀTEꢀsalesꢀ

organizationꢀorꢀauthorizedꢀdistributorꢀregardingꢀavailabilityꢀandꢀminimumꢀ

orderꢀrequirements

ꢀ

Allꢀproductꢀdataꢀareꢀintendedꢀforꢀusersꢀwithꢀknowledgeꢀandꢀexperienceꢀinꢀ

theꢀapplicationꢀofꢀsuchꢀspeciﬁcations ꢀTheꢀutilizationꢀisꢀatꢀtheꢀentireꢀriskꢀofꢀ

theꢀuse

Rightꢀtoꢀchangeꢀtheꢀavailabilityꢀandꢀdeliveryꢀconditionsꢀreserved

ꢀ

‘Deﬁnitions’,ꢀdatasheets,ꢀproductꢀdata,ꢀapplicationꢀnotesꢀandꢀallꢀspeciﬁca-

tionsꢀareꢀsubjectꢀtoꢀchange

Theꢀuserꢀhasꢀtoꢀverifyꢀtheꢀaccordanceꢀwithꢀexistingꢀregulationsꢀandꢀrelevantꢀ

standardsꢀforꢀtheꢀapplication;ꢀinꢀparticularꢀwithꢀreferenceꢀtoꢀtheꢀinsulationꢀ

requirementsꢀasꢀfunctionꢀofꢀappliedꢀvoltagesꢀandꢀambientꢀconditions

Theꢀstandardsꢀ(e g ꢀIECꢀ61810ꢀ’Electricalꢀendurance’)ꢀareꢀbasedꢀonꢀtheꢀ

principalꢀassumptionꢀofꢀoccurencesꢀofꢀmalfunctionsꢀsuchꢀasꢀmalfunctionꢀ

toꢀmakeꢀcontact,ꢀmalfunctionꢀtoꢀbreakꢀorꢀasꢀinsufﬁcientꢀdielectricꢀstrength ꢀ

Suchꢀmalfunctionsꢀhaveꢀtoꢀbeꢀtakenꢀintoꢀconsiderationꢀandꢀmustꢀnotꢀge-

nerateꢀrisks ꢀDependingꢀonꢀtheꢀspeciﬁcꢀload,ꢀitsꢀcharacteristicsꢀandꢀpowerꢀ

inꢀtheꢀcontactꢀset,ꢀaꢀrelayꢀmalfunctionꢀsituationꢀmayꢀgenerateꢀvariousꢀrisksꢀ

suchꢀasꢀmalfunctionꢀofꢀtheꢀequipmentꢀandꢀitsꢀcontrols,ꢀelectricalꢀshock,ꢀtheꢀ

riskꢀofꢀexcessiveꢀheatꢀandꢀﬁreꢀandꢀothers ꢀItꢀisꢀinꢀtheꢀentireꢀresponsibilityꢀofꢀ

theꢀuserꢀtoꢀprovideꢀforꢀadditionalꢀprecautionsꢀagainstꢀsuchꢀpossibleꢀeffectsꢀ

accordingꢀtoꢀtheꢀrelevantꢀapplicationꢀstandards ꢀ

ademark

TEꢀConnectivity,ꢀTEꢀconnectivityꢀ(logo),ꢀTEꢀ(logo),ꢀTEꢀ

coꢀElectronicsꢀ(logo)

,ꢀ

AXICOM,ꢀOEG,ꢀP&B,ꢀPotterꢀ&ꢀBrumﬁeld,ꢀPRODUCTSꢀUNLIMITEDꢀandꢀ

SCHRACKꢀareꢀtrademarks ꢀ

Protectionꢀagainstꢀrisksꢀunderꢀallꢀoperationꢀconditionsꢀevenꢀinꢀcaseꢀofꢀ

malfunctionꢀcanꢀonlyꢀbeꢀensuredꢀbyꢀtheꢀdesignꢀofꢀtheꢀequipmentꢀasꢀwellꢀ

asꢀbyꢀapplicationꢀinstructionsꢀforꢀtheꢀendꢀuser;ꢀitꢀisꢀtheꢀresponsibilityꢀofꢀtheꢀ

manufacturerꢀofꢀtheꢀequipmentꢀtoꢀtakeꢀtheꢀappropriateꢀmeasures ꢀIncorrectꢀ

connectionsꢀbyꢀtheꢀuserꢀmayꢀleadꢀtoꢀrisks,ꢀfaultyꢀoperationꢀandꢀabnormalꢀ

heatingꢀorꢀﬁre ꢀItꢀisꢀalsoꢀtheꢀresponsibilityꢀofꢀtheꢀmanufacturerꢀofꢀtheꢀequip-

mentꢀtoꢀtakeꢀappropriateꢀmeasuresꢀtoꢀavoidꢀpotentialꢀdangerꢀofꢀelectricalꢀ

shockꢀbyꢀpreventingꢀaccessꢀtoꢀliveꢀpartsꢀofꢀtheꢀrelayꢀincludingꢀpartsꢀasꢀ

terminalsꢀandꢀaccessories

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

Automotive, General Purpose and Signal Relays

Deﬁnitions

(Continued)

AC-coil

RelaysꢀforꢀdirectꢀenergizationꢀwithꢀACꢀsupply ꢀIfꢀnotꢀotherwiseꢀstated,ꢀtheꢀ

Bandwidth

Theꢀrangeꢀofꢀfrequenciesꢀforꢀwhichꢀtheꢀperformanceꢀfallsꢀwithinꢀtheꢀspeciﬁedꢀ

dataꢀisꢀgivenꢀasꢀV

rms

forꢀ50ꢀHzꢀsupply

limits

Adjacent contacts

Bifurcated contact

Seeꢀ>ꢀ’

inꢀcontact’

Insulationꢀparametersꢀbetweenꢀtwoꢀadjacentꢀcontactꢀcircuitsꢀ(polesꢀofꢀaꢀ

relay),ꢀwhichꢀdoꢀnotꢀhaveꢀaꢀconductiveꢀconnection ꢀTheꢀlevelꢀofꢀinsulationꢀ

dependsꢀonꢀtheꢀrelaysꢀdesign,ꢀratedꢀvoltageꢀandꢀambientꢀconditions

Bistable relay, latching relay

Inꢀaꢀbistableꢀorꢀlatchingꢀrelayꢀtheꢀcontactsꢀremainꢀinꢀtheꢀlastꢀswitchingꢀpositi-

Ambient temperature (function, in operation)

onꢀonceꢀtheꢀcoilꢀinputꢀvoltageꢀisꢀdisconnected

Theꢀtemperatureꢀinꢀtheꢀvicinityꢀofꢀtheꢀrelayꢀ(distanceꢀaccordingꢀtoꢀIECꢀꢀ

61810-1) Theꢀminimumꢀambientꢀtemperatureꢀisꢀtheꢀminiumumꢀoperatingꢀ

temperature,ꢀtheꢀmaximumꢀambientꢀtemperatureꢀisꢀtheꢀmaximumꢀopera-

tingꢀtemperatureꢀforꢀtheꢀuseꢀofꢀtheꢀrelayꢀorꢀaccessoryꢀwhenꢀoperated ꢀThisꢀ

temperatureꢀrangeꢀshouldꢀnotꢀbeꢀexceeded;ꢀwithinꢀtheꢀindicatedꢀtempera-

tureꢀrangeꢀtheꢀambientꢀtemperatureꢀdoesꢀinﬂuenceꢀtheꢀelectricalꢀendurance ꢀ

Bistableꢀrelaysꢀonlyꢀrequireꢀaꢀshortꢀsetꢀrespectivelyꢀresetꢀpulseꢀandꢀdoꢀnotꢀ

needꢀanyꢀenergizationꢀonceꢀtheꢀswitchingꢀpositionꢀchanged ꢀUnlessꢀotherwi-

seꢀstatedꢀtheꢀbistableꢀrelaysꢀcanꢀendureꢀaꢀpermanentꢀenergization ꢀ

NOTE:ꢀforꢀsomeꢀrelayꢀseriesꢀaꢀpermanentꢀcoilꢀpowerꢀsupplyꢀisꢀnotꢀpermit-

ted;ꢀinꢀthisꢀcaseꢀtheꢀmaximumꢀenergizationꢀdurationꢀorꢀtheꢀrequiredꢀcoilꢀ

powerꢀreductionꢀisꢀindicatedꢀinꢀtheꢀrespectiveꢀdatasheet

AmbientꢀtemperatureꢀrangeꢀaccordingꢀtoꢀIECꢀ61810-1ꢀandꢀindicatedꢀinꢀ°C ꢀ

Unlessꢀotherwiseꢀstatedꢀdataꢀisꢀreferredꢀtoꢀanꢀambientꢀtemperatureꢀofꢀ23°C

Bistable relay, switching characteristics

Inꢀaꢀbistableꢀrelay,ꢀtheꢀcontactsꢀremainꢀinꢀtheꢀlastꢀswitchingꢀpositionꢀafterꢀtheꢀ

Approvals

inputꢀvoltageꢀisꢀdisconnected

Withꢀtheꢀapprovalꢀlabelꢀtheꢀindependentꢀapprovalꢀagencyꢀand/orꢀtestꢀhouseꢀ

conﬁrmsꢀtheꢀcomplianceꢀwithꢀtheꢀrelevantꢀproductꢀstandardsꢀand/orꢀcertainꢀ

productꢀcharacteristics

NOTE:ꢀUnlikeꢀmonostableꢀrelaysꢀwhichꢀreturnꢀtoꢀtheirꢀpredeﬁnedꢀcontactꢀ

restꢀstateꢀinꢀcaseꢀofꢀpowerꢀsupplyꢀbreakꢀdownꢀandꢀthusꢀmightꢀbeꢀshowingꢀ

aꢀfailꢀsafeꢀbehaviou

ꢀbistableꢀrelaysꢀdoꢀnotꢀautomaticallyꢀreturnꢀtoꢀsuchꢀ

predeﬁnedꢀposition ꢀThereforeꢀtheꢀapplicationꢀandꢀrelayꢀcontrolꢀhasꢀtoꢀbeꢀ

designedꢀtoꢀcoverꢀsuchꢀsituationsꢀandꢀbistableꢀrelaysꢀshouldꢀnotꢀbeꢀusedꢀinꢀ

applicationsꢀthatꢀareꢀratedꢀaccordingꢀtoꢀISO/TSꢀ16949ꢀ7 5 3ꢀ’ProductꢀIdenti-

ﬁcationꢀandꢀ

aceability’

NOTE:ꢀEvenꢀthoughꢀtheꢀbistableꢀrelaysꢀareꢀleavingꢀproductionꢀpreferrablyꢀ

inꢀresetꢀcontactꢀposition,ꢀtheꢀpositionꢀofꢀtheꢀcontactꢀ(setꢀposition/resetꢀ

position)ꢀisꢀnotꢀdeﬁnedꢀatꢀdeliveryꢀunlessꢀotherwiseꢀstated ꢀTheꢀuserꢀneedsꢀ

toꢀcheckꢀtheꢀcontactꢀpositionꢀandꢀtoꢀset/resetꢀtheꢀrelayꢀtoꢀtheꢀrequiredꢀ

position

ꢀ

NOTE:ꢀtheꢀorderingꢀcodeꢀstructureꢀdoesꢀallowꢀaꢀlargeꢀnumberꢀofꢀpossibleꢀ

variations,ꢀbutꢀnotꢀallꢀvariationsꢀareꢀdeﬁnedꢀasꢀstandardꢀtypesꢀ(orderingꢀ

codes)ꢀandꢀthusꢀsomeꢀrelaysꢀmayꢀnotꢀbeꢀincludedꢀinꢀtheꢀlistꢀofꢀapprovedꢀ

relays ꢀItꢀisꢀrecommendedꢀthatꢀusersꢀalsoꢀseekꢀtheꢀpertinentꢀapprovalꢀﬁlesꢀ

ofꢀtheꢀagencies/laboratoriesꢀandꢀreviewꢀthemꢀtoꢀensureꢀthatꢀtheꢀselectedꢀ

productꢀisꢀﬁledꢀandꢀmeetsꢀtheꢀrequirements ꢀ

chnicalꢀdataꢀandꢀapprovedꢀ

typesꢀonꢀrequest

BEAB

British Electrotechnical Approvals Board, England

Bounce

Conformité Européenne, marking for speciﬁc products

relating to product safety in accordance to European Laws

China Quality Certiﬁcation Cente

Anꢀunintentionalꢀphenomenonꢀthatꢀcanꢀoccurꢀduringꢀtheꢀmakingꢀorꢀbreakingꢀ

ofꢀaꢀcontactꢀcircuitꢀwhenꢀtheꢀcontactꢀelementsꢀtouchꢀsuccessivelyꢀandꢀ

separateꢀagainꢀbeforeꢀtheyꢀhaveꢀreachedꢀtheirꢀﬁnalꢀposition

CQC

CSA

People’sꢀRepublicꢀofꢀChina

Peoples Republic of China

Canadian Standards Association, Canada

Bounce time

Theꢀtimeꢀfromꢀtheꢀﬁrstꢀtoꢀtheꢀlastꢀclosingꢀorꢀopeningꢀofꢀaꢀrelayꢀcontact ꢀ

Unlessꢀotherwiseꢀstatedꢀtheꢀindicatedꢀtimesꢀareꢀmaximumꢀvaluesꢀandꢀareꢀforꢀ

energizationꢀwithꢀratedꢀvoltage,ꢀwithoutꢀanyꢀcomponentsꢀinꢀseriesꢀorꢀparallelꢀ

toꢀtheꢀcoil,ꢀandꢀatꢀreferenceꢀtemperature ꢀAlsoꢀseeꢀ>ꢀ’Relayꢀcycles’ꢀ

DEMKO Danmarks

Elektriske Materielkontrol, Denmark

Sähkötarkastuskeskus Elinspektionscentralen,

Finnland

FIMKO

Naamloze Vennootschap tot Keuring van,

Electrotechnische Materialien, Netherlands

KEMA

Breaking capacity max.

Productꢀofꢀtheꢀswitchingꢀcurrentꢀandꢀswitchingꢀvoltageꢀ(inꢀWꢀforꢀdirectꢀcur-

rent,ꢀinꢀVAꢀforꢀalternatingꢀcurrent) ꢀAlsoꢀseeꢀ>ꢀ’DCꢀbreakingꢀcapacity’

LLOYD‘s Lloyd

’

egister of Shipping

NEMKO Norges

Elektriske Materiellkontroll, Norway

Bridging contact

Doubleꢀcontactꢀconﬁguration,ꢀwhereꢀtwoꢀmovableꢀcontactsꢀareꢀmechani-

callyꢀconnectedꢀandꢀoperateꢀsimultaneously ꢀInꢀaꢀbridgeꢀconﬁguration,ꢀtheꢀ

loadꢀcurrentꢀﬂowsꢀfromꢀoneꢀstationaryꢀcontactꢀviaꢀtheꢀbridgeꢀtoꢀaꢀsecondꢀ

stationaryꢀcontact ꢀSeeꢀalsoꢀtableꢀ’Contactꢀarrangement’

Seeꢀ>ꢀ’FormꢀXꢀcontact’,ꢀ’FormꢀYꢀcontact’,ꢀ’FormꢀZꢀcontact’

ÖVE

SEMKO

SEV

TÜV

Österreichischer Verband für Elektrotechnik, Austria

Svenska Elektriska Materiellkontrollanstalten AB,

Sweden

Eidgenössisches Starkstrominspektorat, Switzerland

chnischer Überwachungs-Verein, Germany

Underwriters Laboratories, Inc., USA; UL Component

Recognition Mark for the United States

UL Component Recognition Mark for Canada

UL Component Recognition Mark for the

United States and Canada

VDE-Prüfstelle, certiﬁcate of conformity with factory

surveillance, Germany

VDE

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

RTꢀ

III:ꢀ

washꢀtightꢀ(washable)ꢀrelayꢀ

performedꢀaccordingꢀtoꢀtheꢀIECꢀ60068-2-17,ꢀQcꢀtest ꢀ

RTꢀ

V:ꢀ

hermeticallyꢀsealedꢀrelayꢀ

constantꢀbetterꢀthanꢀ2×10

sꢀinꢀaccordanceꢀwithꢀIECꢀ

60068-2-17

TheꢀcoilꢀdataꢀisꢀspeciﬁedꢀaccordingꢀtoꢀIECꢀ

61810-1

1810)ꢀdescribeꢀtheꢀdegreeꢀofꢀ

Theseꢀrequirementsꢀcoverꢀtestꢀproceduresꢀtoꢀbeꢀusedꢀinꢀtheꢀevaluationꢀofꢀ

electricalꢀinsulationꢀsystemsꢀintendedꢀforꢀconnectionꢀtoꢀbranchꢀcircuitsꢀratedꢀ

600Vꢀorꢀless ꢀThisꢀstandardꢀrefersꢀtoꢀinsulationꢀsystemsꢀandꢀdoesꢀnotꢀcoverꢀ

individualꢀinsulatingꢀmaterials

Automotive, General Purpose and Signal Relays

Deﬁnitions

(Continued)

Category of protection (IEC 61810)

Theꢀ´Relayꢀ

chnologyꢀCategories´ꢀ(IECꢀ6

sealingꢀofꢀtheꢀrelayꢀcaseꢀorꢀitsꢀcontactꢀunit:

Coil insulation system according to UL1446

RTꢀ

ꢀ0:ꢀ

unenclosedꢀ

rela

ꢀ

Relayꢀnotꢀprovidedꢀwithꢀaꢀprotectiveꢀcase

I:ꢀ

dustꢀprotectedꢀrelayꢀ

Coil Operative range (graph)

Relayꢀprovidedꢀwithꢀaꢀcaseꢀwhichꢀprotectsꢀitsꢀmechanismꢀfromꢀ

dust

II:ꢀ

ﬂuxꢀproofꢀrelayꢀ

Admissibleꢀrangeꢀofꢀenergizingꢀvoltageꢀwithꢀrespectꢀtoꢀtheꢀambientꢀtempera-

ture ꢀTheꢀupperꢀlimitꢀisꢀtheꢀmaximumꢀcoilꢀvoltage,ꢀtheꢀlowerꢀlimitꢀisꢀtheꢀope-

rateꢀvoltageꢀU

min

ꢀ(coilꢀwithoutꢀpre-energization)ꢀand/orꢀtheꢀoperateꢀvoltageꢀ

ꢀ(pre-energizedꢀcoil) ꢀ

Theꢀdiagramsꢀareꢀvalidꢀforꢀsingleꢀmountingꢀofꢀrelaysꢀwithoutꢀthermalꢀinter-

ferenceꢀandꢀconnectionꢀwiringꢀaccordingꢀtoꢀIECꢀ61810-1;ꢀunlessꢀotherwiseꢀ

Relayꢀcapableꢀofꢀbeingꢀautomaticallyꢀsolderedꢀwithoutꢀallowingꢀ

theꢀmigrationꢀofꢀsolderꢀﬂuxesꢀbeyondꢀtheꢀintendedꢀareas ꢀTheseꢀ

areꢀtheꢀcontacts,ꢀmovableꢀpartsꢀofꢀtheꢀmagneticꢀsystemꢀandꢀtheirꢀ

immediateꢀenvironment

statedꢀtheꢀdataꢀisꢀindicatedꢀwithoutꢀcontactꢀload,ꢀthusꢀnotꢀtakingꢀintoꢀ

accountꢀtheꢀtemperatureꢀriseꢀdueꢀtoꢀtheꢀcontactꢀcurrent ꢀ

Relayꢀcapableꢀofꢀbeingꢀautomaticallyꢀsolderedꢀandꢀsubsequentlyꢀ

undergoingꢀaꢀwashingꢀprocessꢀtoꢀremoveꢀﬂuxꢀresiduesꢀwithoutꢀ

allowingꢀtheꢀingressꢀofꢀﬂuxꢀorꢀwashingꢀsolvents

Theꢀtestꢀtoꢀevaluateꢀtheꢀsealingꢀofꢀtheꢀcaseꢀforꢀwashꢀtightꢀrelaysꢀisꢀ

Theꢀuseꢀofꢀaꢀrelayꢀwithꢀanꢀenergizeingꢀvoltageꢀotherꢀthanꢀtheꢀratedꢀcoilꢀvolta-

geꢀmayꢀleadꢀtoꢀreducedꢀelectricalꢀlifeꢀ(mechanicalꢀandꢀdynamicꢀeffects) ꢀ

Inꢀcaseꢀtheꢀapplicationꢀrequiresꢀanꢀenergizationꢀwithꢀotherꢀthanꢀtheꢀratedꢀ

coilꢀvoltageꢀandꢀaꢀrecommendedꢀvoltageꢀrangeꢀisꢀindicated,ꢀtheꢀcoilꢀvoltageꢀ

shouldꢀbeꢀwithinꢀtheꢀrecommendedꢀvoltageꢀrangeꢀ(shadedꢀarea)ꢀtoꢀkeepꢀtheꢀ

effectsꢀonꢀelectricalꢀlifeꢀtoꢀaꢀminimum

ꢀ

NOTEꢀ-ꢀPleaseꢀreferꢀtoꢀtheꢀ’Processing’ꢀsectionꢀforꢀadditionalꢀinfor-

mation ꢀ

Inꢀserviceꢀthisꢀtypeꢀofꢀrelayꢀisꢀsometimesꢀventedꢀtoꢀtheꢀatmosphereꢀ

afterꢀsolderingꢀorꢀwashingꢀprocess;ꢀinꢀthisꢀcaseꢀtheꢀrequirementsꢀ

withꢀrespectꢀtoꢀclearancesꢀandꢀcreepageꢀdistancesꢀcanꢀchange

curveꢀ1:ꢀ

operate-/minimalꢀvoltageꢀU

ꢀ(withoutꢀpre-energization)

curveꢀ2:ꢀ

operate-/minimalꢀvoltageꢀU

ꢀ(pre-energizedꢀcoil)

curveꢀ3:ꢀ

maximumꢀvoltageꢀatꢀcontactꢀcurrentꢀ=ꢀ0ꢀA

curveꢀ4:ꢀ

limitingꢀvoltageꢀU

ꢀatꢀratedꢀcontactꢀcurrentꢀI

rated

recommendedꢀvoltageꢀrangeꢀ(shadedꢀarea):ꢀꢀ

RTꢀ

ꢀIV:ꢀ

sealedꢀ

rela

ꢀ

Relayꢀprovidedꢀwithꢀaꢀcaseꢀwhichꢀhasꢀnoꢀventingꢀtoꢀtheꢀoutsideꢀ

atmosphere,ꢀandꢀhavingꢀaꢀtimeꢀconstantꢀbetterꢀthanꢀ2×10

sꢀinꢀ

accordanceꢀwithꢀIECꢀ60068-2-17

theꢀcoilꢀvoltageꢀshouldꢀbeꢀwithinꢀtheꢀrecommendedꢀvoltageꢀrangeꢀ

toꢀkeepꢀadverseꢀeffectsꢀonꢀelectricalꢀlifeꢀtoꢀaꢀminimum

Sealedꢀrelayꢀhavingꢀanꢀenhancedꢀlevelꢀofꢀsealing,ꢀassuringꢀaꢀtimeꢀ

Changeover contact, CO contact

Seeꢀ>ꢀ’FormꢀCꢀcontact,ꢀCOꢀcontact,ꢀchangeoverꢀcontact’

China RoHS compliance

Seeꢀ>ꢀ’Materialꢀsubstanceꢀspeciﬁcation’ꢀonꢀTE’sꢀWebsite:ꢀꢀ

Clearance distance

Shortestꢀdistanceꢀinꢀairꢀbetweenꢀtwoꢀconductiveꢀpartsꢀorꢀbetweenꢀaꢀcon-

ductiveꢀpartꢀandꢀtheꢀaccessibleꢀsurfaceꢀofꢀtheꢀrelay

Coil data

Coilꢀoperativeꢀrangeꢀforꢀbistableꢀrelays

curveꢀ1:ꢀ

operateꢀvoltageꢀatꢀcoilꢀtemperatureꢀequalꢀtoꢀambientꢀtemperature

curveꢀ2:ꢀ

minimumꢀresetꢀvoltage

curveꢀ3:ꢀ

maximumꢀoperateꢀvoltage

curveꢀ4:ꢀ

maximumꢀresetꢀvoltage

Forꢀbistableꢀrelays,ꢀallꢀcurvesꢀareꢀgivenꢀforꢀpulseꢀenergizationꢀ(shortꢀenergi-

zationꢀduration)

Unlessꢀotherwiseꢀindicatedꢀtheꢀdataꢀisꢀgivenꢀforꢀ

■

ꢀambientꢀtemperatureꢀ23°C,ꢀ

ꢀcoilꢀtemperatureꢀequalꢀtoꢀambientꢀtemperatureꢀ(coldꢀcoil,ꢀwithoutꢀpre-

energization),ꢀ

■

ꢀ50HzꢀforꢀACꢀsupply,ꢀ

ꢀnoꢀotherꢀdevicesꢀ(e g ꢀdiode)ꢀinꢀparallelꢀorꢀinꢀseriesꢀtoꢀtheꢀcoil

ꢀsingleꢀmountingꢀofꢀrelays

Indicatedꢀdataꢀforꢀtheꢀoperativeꢀrangeꢀclass,ꢀisꢀgivenꢀforꢀtheꢀminimumꢀallo-

wedꢀmountingꢀdistance

Unlessꢀotherwiseꢀstatedꢀaꢀdutyꢀfactorꢀofꢀ100%ꢀ(permanentlyꢀoperated)ꢀisꢀ

permissible

Coil inductivity

Theꢀinductivityꢀisꢀaꢀnonlinearꢀparameterꢀdueꢀtoꢀsaturationꢀeffectsꢀandꢀ

depends,ꢀamongstꢀothers,ꢀonꢀtheꢀpositionꢀofꢀtheꢀarmature ꢀTheꢀvalueꢀofꢀtheꢀ

relayꢀcoilꢀinductivityꢀdependsꢀonꢀtheꢀmeasurementꢀmethodꢀandꢀitsꢀparame-

ters ꢀThereforeꢀtheꢀinductivityꢀisꢀnotꢀaꢀgenerallyꢀguaranteedꢀparameter;ꢀꢀforꢀ

technicalꢀquestions,ꢀpleaseꢀcontactꢀourꢀtechnicalꢀsupport

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

TheꢀrelayꢀstandardꢀIECꢀ

tionꢀofꢀaꢀrelayꢀandꢀtheꢀrespectiveꢀsocket ꢀTheꢀrelayꢀsocketsꢀhaveꢀtoꢀcomplyꢀ

withꢀtheꢀrequirementsꢀofꢀIECꢀ61984ꢀandꢀtheꢀinsulationꢀreqirementsꢀofꢀtheꢀ

IECꢀ61810-1 ꢀEvenꢀifꢀtheꢀsocketꢀaloneꢀfullﬁllsꢀorꢀexceedsꢀtheꢀinsulationꢀ

61810-1ꢀhasꢀanꢀimportantꢀimpactꢀonꢀtheꢀcombina-

Automotive, General Purpose and Signal Relays

Deﬁnitions

(Continued)

Coil power

Theꢀmostꢀcommonꢀare:

Powerꢀconsumptionꢀofꢀtheꢀcoilꢀatꢀratedꢀcoilꢀvoltageꢀandꢀcoilꢀresistance,ꢀwithꢀ

coilꢀtemperatureꢀatꢀ23°C,ꢀgivenꢀasꢀratedꢀtypicalꢀvalue

Form

Short

NARM

Circuit symbol

description description

designator

Coil resistance

Make contact

Break contact

Form A

Form B

Form C

Form U

Form V

Form X

Form Y

Form Z

Form 3

SPS

–

SPS

–

Electricalꢀresistanceꢀofꢀtheꢀrelayꢀcoilꢀatꢀreferenceꢀtemperature;ꢀthisꢀvalueꢀisꢀ

indicatedꢀforꢀtheꢀcoilꢀwithoutꢀanyꢀotherꢀdevicesꢀinꢀparallelꢀ(e g ꢀcoilꢀsuppres-

sion,ꢀdiode,ꢀetc )

Coil suppression circuit

Changeover

contact

SPDT

Circuitꢀtoꢀreduceꢀtheꢀinductiveꢀswitchꢀoffꢀvoltageꢀpeakꢀofꢀtheꢀrelayꢀcoilꢀ(EMCꢀ

protection,ꢀswitchꢀoffꢀvoltageꢀpeak) ꢀMostꢀofꢀsuchꢀcircuitsꢀreduceꢀtheꢀ

armatureꢀreleaseꢀspeed,ꢀwhichꢀmayꢀdecreaseꢀtheꢀrelayꢀlifetimeꢀdependingꢀ

onꢀtheꢀapplicationꢀload ꢀEspeciallyꢀdiodesꢀorꢀanyꢀpn-junctionꢀofꢀtheꢀelectronicꢀ

controlꢀsystemꢀinꢀparallelꢀtoꢀtheꢀcoilꢀwillꢀsigniﬁcantlyꢀreduceꢀtheꢀelectricalꢀ

lifetime ꢀRecommendedꢀthatꢀrelayꢀperformanceꢀtestingsꢀtoꢀbeꢀevaluatedꢀwithꢀ

theꢀsuppressionꢀthatꢀwillꢀbeꢀused

Double make

on armature

SPS

–

NO DM

SPS

–

NC DB

SPS

–

NO DM

SPS

–

NC DB

Double break

on armature

Note:ꢀunlessꢀotherwiseꢀspeciﬁedꢀtheꢀindicatedꢀrelayꢀdataꢀrefersꢀtoꢀcoilsꢀ

withoutꢀanyꢀcomponentsꢀinꢀparallelꢀorꢀinꢀseriesꢀtoꢀtheꢀcoil

Double make

contact

Coil voltage

Voltageꢀappliedꢀacrossꢀtheꢀcoilꢀterminals

Double break

contact

Coil voltage range

Voltageꢀrangeꢀatꢀwhichꢀtheꢀrelayꢀdisplaysꢀtheꢀoperatingꢀcharacteristics

TheseꢀspeciﬁedꢀoperatingꢀcharacteristicsꢀareꢀgivenꢀforꢀaꢀconstantꢀDCꢀsupplyꢀ

orꢀsinusoidalꢀACꢀsupply ꢀOtherꢀoperatingꢀconditionsꢀ(e g ꢀpulseꢀcontrol,ꢀ

rampꢀvoltage,ꢀhalfꢀwaveꢀrectifying,ꢀetc )ꢀmayꢀleadꢀtoꢀcharacteristicsꢀotherꢀ

thanꢀspeciﬁed

Double break,

double make

contact

SPD

–

NC-NO

DB-DM

iple make

contact

Coil-contact circuit data

Insulationꢀparametersꢀbetweenꢀtheꢀcoilꢀsystemꢀandꢀtheꢀcontactꢀcircuit/sys-

tem

Examplesꢀforꢀdescriptionsꢀofꢀmulti-ꢀpoleꢀconﬁgurations:

Combination of relay and socket, insulation requirements

Multi pole

conﬁgurations

Form

Short

NARM

Circuit symbol

description description

designator

2 Make

contacts

2 Form A

3 Form B

4 Form C

2 NO

3 NC

4 CO

DPS

–

3PS

–

4PDT

reqirementsꢀasꢀclearance/creepageꢀforꢀtheꢀrelay,ꢀtheꢀcombinationꢀofꢀaꢀrelayꢀ

withꢀaꢀsocketꢀmayꢀreduceꢀtheꢀcreepageꢀandꢀleadꢀtoꢀaꢀlowerꢀratedꢀinsula-

tionꢀvoltage ꢀHenceꢀrestrictionsꢀforꢀtheꢀcombinationꢀrelay-socketꢀmayꢀbeꢀ

theꢀconsequence,ꢀe g ꢀaꢀreductionꢀofꢀtheꢀvoltageꢀrangeꢀorꢀofꢀtheꢀpollutionꢀ

degree ꢀEspeciallyꢀforꢀminiatureꢀmulti-poleꢀrelayꢀandꢀrespectiveꢀsocketsꢀwithꢀ

smallꢀdistanceꢀbetweenꢀtheꢀcontactꢀcircuits,ꢀtheseꢀrestrictionsꢀhaveꢀaꢀbigꢀ

impact

3 Break

contacts

4 Changeover

contacts

Apartꢀfromꢀtheꢀinsulationꢀproperties,ꢀtheꢀthermalꢀcharacteristicsꢀofꢀtheꢀ

combinationꢀrelayꢀandꢀsocketꢀareꢀofꢀutmostꢀimportanceꢀ(seeꢀ>ꢀ’Deratingꢀ

curves’) ꢀAsꢀsocketsꢀfromꢀdifferentꢀsourcesꢀareꢀnotꢀdirectlyꢀcomparable,ꢀtheꢀ

complianceꢀwithꢀtheꢀtechnicalꢀspeciﬁcationꢀcanꢀonlyꢀbeꢀconﬁrmedꢀforꢀanꢀ

approvedꢀcombinationꢀrelay-socket ꢀAsꢀdesignꢀdetailsꢀandꢀcharacteristicsꢀ

forꢀnonꢀTEꢀproductsꢀareꢀbeyondꢀourꢀcontrol,ꢀconﬁrmationsꢀforꢀtechnicalꢀ

parametersꢀandꢀcharacteristicsꢀregardingꢀsuchꢀcombinationsꢀisꢀnotꢀpossible

Risksꢀasꢀreducedꢀdielectricꢀstrength,ꢀﬁreꢀhazard,ꢀetc ꢀdueꢀtoꢀuseꢀbasedꢀonꢀ

unclearꢀorꢀomittedꢀdata,ꢀlimitationsꢀorꢀrestrictionsꢀmustꢀnotꢀbeꢀunderestima-

ted ꢀ

Abbreviations

NO:ꢀnormallyꢀopen,ꢀNC:ꢀnormallyꢀclosed,ꢀCO:ꢀchangeover

SPS

ꢀsingleꢀpole,ꢀsingleꢀthrow,ꢀSPD

ꢀsingleꢀpole,ꢀdoubleꢀthrow,ꢀDPS

ꢀ

doubleꢀpole,ꢀsingleꢀthrow

Contact current

Seeꢀ>

■

ꢀ’Ratedꢀcurrent’

ꢀ’Limitingꢀmakingꢀcurrent’

ꢀ’Limitingꢀcontinuousꢀcurrent’

ꢀ’Limitingꢀshort-timeꢀcurrent’

ꢀ’Limitingꢀbreakingꢀcurrent’

NOTE:ꢀWeꢀonlyꢀconﬁrmꢀtheꢀcharacteristicsꢀandꢀparametersꢀforꢀtheꢀapprovedꢀ

combinationsꢀofꢀrelaysꢀandꢀsocketsꢀasꢀindicatedꢀinꢀtheꢀcatalogꢀandꢀdatas-

heets

Contact gap

Shortestꢀdistanceꢀbetweenꢀtheꢀopenꢀcontactꢀpoints

Contact arrangement

Differentꢀapplicationsꢀrequireꢀspeciﬁcꢀswitchingꢀfunctionsꢀofꢀtheꢀrelayꢀcon-

tacts;ꢀvariousꢀcontactꢀarrangementsꢀareꢀspeciﬁedꢀandꢀdescribedꢀinꢀdifferentꢀ

ways ꢀ

Contact material

Theꢀlistꢀgivesꢀanꢀoverviewꢀofꢀtheꢀmostꢀimportantꢀplating-ꢀandꢀcontactꢀmateri-

alsꢀandꢀtheirꢀuseꢀinꢀsignal-,ꢀautomotiveꢀandꢀgeneralꢀpurposeꢀrelays ꢀ

Theꢀswitchingꢀcapacityꢀofꢀtheꢀcontactsꢀandꢀtheꢀrespectiveꢀelectricalꢀendu-

ranceꢀdependsꢀnotꢀonlyꢀonꢀtheꢀcontactꢀmaterialꢀbutꢀalsoꢀtoꢀaꢀhighꢀdegreeꢀonꢀ

theꢀrelayꢀdesign ꢀDecisiveꢀforꢀtheꢀapplicationꢀthereforeꢀisꢀtheꢀoptimalꢀcombi-

nationꢀofꢀtheꢀmechanicalꢀsystemꢀandꢀtheꢀcontactꢀmaterial ꢀTheꢀcharacteris-

ticsꢀforꢀcertainꢀrelayꢀtypesꢀcannotꢀbeꢀtransferredꢀtoꢀotherꢀdesigns,ꢀnorꢀcanꢀ

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

rangeꢀofꢀapplicationꢀ≥ꢀ1ꢀ

ꢀ1ꢀmA,ꢀ50ꢀmW ꢀꢀ

rangeꢀofꢀapplicationꢀ≥ꢀ12ꢀ

ꢀ10ꢀmA ꢀ

circuits,ꢀrecommendedꢀrangeꢀofꢀapplicationꢀ≥ꢀ12ꢀ

Silver-Tin-OxideꢀAgSnO

ꢀ

ꢀ10ꢀmA ꢀ

ACꢀloads,ꢀrecommendedꢀrangeꢀofꢀapplicationꢀ≥ꢀ12ꢀV

ngstenꢀWꢀ

,ꢀ100ꢀmA ꢀ

ꢀforꢀswitchingꢀofꢀinductiveꢀloads,ꢀAC-circuits,ꢀ≥ꢀ12ꢀ

ꢀ100ꢀmA

ꢀgoldꢀplatingsꢀ≤ꢀ1ꢀµmꢀ(goldꢀﬂashed),ꢀonlyꢀasꢀstorageꢀprotection,ꢀnoꢀ

Automotive, General Purpose and Signal Relays

Deﬁnitions

(Continued)

theseꢀvaluesꢀbeꢀusedꢀasꢀgivenꢀlimitsꢀforꢀexistingꢀproducts ꢀꢀ

Contact protection circuits

1)ꢀPlatingꢀmaterials:ꢀ

Fineꢀgoldꢀ

Theꢀeffectꢀofꢀꢀanꢀelectricalꢀarcꢀcausesꢀprimarilyꢀlocalꢀcontactꢀerosionꢀresul-

tingꢀinꢀcontactꢀwearꢀandꢀmigrationꢀandꢀasꢀsecondaryꢀeffectꢀtheꢀgenerationꢀ

ofꢀadverseꢀatmosphereꢀinsideꢀtheꢀrelayꢀ(seeꢀ>ꢀ’Electricalꢀarc’ꢀandꢀ’Ventꢀhole’ꢀ

inꢀprocessingꢀsection) ꢀTheseꢀeffectsꢀeventuallyꢀleadꢀtoꢀtheꢀendꢀofꢀtheꢀusefulꢀ

lifeꢀofꢀaꢀrelay ꢀ

ꢀreduceꢀtheꢀnegativeꢀeffectꢀofꢀtheꢀelectricalꢀarcꢀandꢀthusꢀ

prolongꢀtheꢀlifeꢀofꢀaꢀrelay,ꢀcontactꢀprotectionꢀcircuitsꢀareꢀrecommended ꢀ

ThisꢀisꢀespeciallyꢀimportantꢀforꢀswitchingꢀofꢀDCꢀapplicationsꢀ(e g ꢀautomotiveꢀ

applications) ꢀTheꢀuserꢀhasꢀtoꢀensureꢀtheꢀcorrectꢀdesignꢀofꢀtheꢀprotectionꢀ

circuitꢀinꢀtheꢀrespectiveꢀapplication,ꢀasꢀunlessꢀdesignedꢀcorrectly,ꢀtheꢀpro-

tectionꢀcircuitꢀmayꢀevenꢀgenerateꢀadverseꢀeffects

■

ꢀbestꢀcorrosionꢀresistance,ꢀnotꢀusedꢀasꢀsolidꢀmaterialꢀbecauseꢀtooꢀsoft,ꢀ

highꢀtendencyꢀtowardsꢀcold-welding,ꢀnotꢀusedꢀorꢀonlyꢀusedꢀinꢀcombi-

nationꢀwithꢀaꢀmaterialꢀwithꢀresistanceꢀagainstꢀcoldꢀwelding ꢀꢀGoldꢀalloysꢀ

(AuNi,ꢀAuAg,ꢀAuPd,ꢀAuCo)

■

protectionꢀagainstꢀaggressiveꢀatmosphere ꢀꢀ

ꢀhardꢀgoldꢀplated:ꢀveryꢀgoodꢀcorrosionꢀresistance,ꢀlowꢀandꢀstableꢀcon-

tactꢀresistanceꢀatꢀlowestꢀloads,ꢀlowꢀtendencyꢀtoꢀcoldꢀweldingꢀ

ꢀdry-circuitꢀswitchingꢀ(switchingꢀwithoutꢀcurrent/voltage),ꢀrecommendedꢀ

Contact rating

Inꢀcontextꢀofꢀourꢀdatasheetsꢀthisꢀtermꢀisꢀprimarilyꢀusedꢀinꢀcontextꢀwithꢀ

ratingsꢀasꢀtested/approvedꢀbyꢀexternalꢀapprovalꢀagenciesꢀwhereasꢀtheꢀtermꢀ

‘electricalꢀendurance’ꢀisꢀusedꢀprimarilyꢀforꢀinternalꢀtestꢀresults ꢀSeeꢀ>ꢀ’Electri-

calꢀendurance’

Indicatedꢀcontactꢀratingsꢀforꢀdirectꢀwiringꢀofꢀrelaysꢀ(accordingꢀIECꢀ61810-1);ꢀ

forꢀrelaysꢀmountedꢀonꢀsocketsꢀorꢀwhenꢀusingꢀconnectorsꢀderatingsꢀmayꢀ

apply

2)ꢀContactꢀmaterials:ꢀ

Silver-Palladium

■

ꢀhighꢀresistanceꢀagainstꢀmaterialꢀtransferꢀinꢀsignalꢀDCꢀcircuits,ꢀlowꢀwel-

dingꢀtendency,ꢀhigherꢀcontactꢀresistanceꢀthanꢀAg

■

ꢀcircuitsꢀwithꢀmediumꢀloads,ꢀDC-ꢀandꢀAC-circuits,ꢀrecommendedꢀforꢀ

telecommunicationꢀapplications

Palladium-Ruthenium

■

ꢀhighestꢀresistanceꢀagainstꢀmaterialꢀtransferꢀinꢀsignalꢀDC-circuits,ꢀlowꢀ

weldingꢀtendency,ꢀhigherꢀcontactꢀresistanceꢀthanꢀAg

ꢀcircuitsꢀwithꢀmediumꢀloads,ꢀDC-ꢀandꢀAC-circuits,ꢀrecommendedꢀforꢀ

telecommunicationꢀapplications

Contact resistance

■

Electricalꢀresistanceꢀbetweenꢀtheꢀrelayꢀterminalsꢀofꢀaꢀclosedꢀcontact,ꢀ

measuredꢀwithꢀindicatedꢀmeasuringꢀcurrentꢀandꢀindicatedꢀsourceꢀvoltage ꢀ

Theꢀspeciﬁedꢀcontactꢀresistanceꢀisꢀreachedꢀreliablyꢀonlyꢀaboveꢀaꢀparticularꢀ

load ꢀConsiderablyꢀincreasedꢀcontactꢀresistancesꢀcanꢀoccurꢀwithꢀsmallerꢀ

loads ꢀAfterꢀaꢀprolongedꢀperiodꢀofꢀaꢀsteadyꢀstateꢀoperate/releaseꢀpositionꢀ

orꢀstorageꢀofꢀtheꢀrelayꢀaꢀcertainꢀnumberꢀofꢀcyclesꢀareꢀrecommendedꢀbeforeꢀ

measurementꢀofꢀtheꢀcontactꢀresistance ꢀ

Silver-NickelꢀAgNi90/10ꢀ

■

ꢀhighꢀresistanceꢀagainstꢀelectricalꢀwea

ꢀlowꢀweldingꢀtendency,ꢀhigherꢀ

contactꢀresistanceꢀthanꢀAgNi0 15ꢀ

■

ꢀcircuitsꢀwithꢀmediumꢀtoꢀhighꢀloads,ꢀDC-ꢀandꢀAC-circuits,ꢀrecommendedꢀ

AccordingꢀtoꢀIECꢀ61810-7ꢀtheꢀfollowingꢀmeasurementꢀparametersꢀareꢀ

appliedꢀ(forꢀgeneralꢀpurposeꢀrelaysꢀcategoryꢀCC2ꢀisꢀapplicable):ꢀꢀꢀꢀ

Fine-grainꢀsilverꢀAgNi0 15ꢀ

■

ꢀrelativelyꢀlowꢀcontactꢀresistance,ꢀlowꢀresistanceꢀagainstꢀaggressiveꢀ

atmosphereꢀ

ꢀuniversallyꢀapplicableꢀinꢀmediumꢀandꢀlowꢀloadꢀrange,ꢀespeciallyꢀinꢀDC-

Category Load

Measurement

0.01

CC0

CC1

CC2

0.03

0.01

0.1

without electrical arc

with electrical arc

■

ꢀlowꢀweldingꢀtendency,ꢀhighꢀwearꢀresistivityꢀwithꢀheavyꢀloads,ꢀlowꢀmate-

rialꢀtransferꢀ

ꢀcircuitsꢀwithꢀhighꢀrequirementsꢀtoꢀmake-ꢀandꢀbreakꢀcurrents,ꢀDC-ꢀandꢀ

Contact style

Onꢀoneꢀsideꢀindicatesꢀtheꢀdesignꢀofꢀtheꢀcontactꢀpointꢀitselfꢀ,ꢀseeꢀ>

■

ꢀ’Singleꢀbuttonꢀcontact’

ꢀ’

inꢀcontact,ꢀbifurcatedꢀcontact’

■

ꢀhighestꢀmeltingꢀpoint,ꢀforꢀhighꢀswitchingꢀratesꢀandꢀlowꢀON-timeꢀ

ꢀasꢀprerunꢀcontactꢀinꢀcircuitsꢀwithꢀhighestꢀmakeꢀloads ꢀ

ꢀindicatingꢀtheꢀcontactꢀfunction,ꢀseeꢀ>

■

ꢀ’Forciblyꢀguidedꢀcontact’

asꢀwellꢀasꢀtheꢀtotalꢀconﬁgurationꢀofꢀtheꢀcontactsꢀwithinꢀaꢀrelay

Silver-Cadmium-OxideꢀAgCdOꢀ

■

ꢀcompliantꢀwithꢀRoHSꢀdirectiveꢀ(Directiveꢀ2002/95/EC)ꢀonlyꢀunderꢀtimeꢀ

limitedꢀexception,ꢀthereforeꢀnotꢀrecommendedꢀforꢀnewꢀdesignsꢀ

ꢀlowꢀweldingꢀtendency,ꢀhighꢀwearꢀresistanceꢀ

■

ꢀnumberꢀofꢀpolesꢀandꢀ

ꢀcontactꢀarrangementꢀ(seeꢀ>ꢀ’Contactꢀarrangement’)

■

Contact terms

Contactꢀmaterialsꢀforꢀtheꢀuseꢀinꢀautomotiveꢀapplications:

Current range

Automotive load type

(DC load)

Recommended contact

material

Switching and carrying

In low power

0.5 A < I < 10 A at 12 V

applications

AgNi0.15 or AgSnO

Periodical switching and

Long-life indicator

AgSnO

approx. 10

ops,

switches

1 A < I < 10 A at ≥ 12 V

Switching and carrying

Lamps, Capacitors

I > 10 A capacitive load

AgSnO

Switching and carrying

Motors, Valves

I > 10 A resistive and

AgNi0.15 or AgSnO

inductive load

Switching high inrush

I > 100 A

Lamp (e.g. H4), Spark

AgSnO

in special cases:

Creepage distance

plugs, short circuit

AgNi20 or

ngsten pre-contact

Dependingꢀonꢀtheꢀinsulationꢀdesign,ꢀusuallyꢀtheꢀshortestꢀdistanceꢀalongꢀtheꢀ

surfaceꢀofꢀtheꢀinsulatingꢀmaterialꢀbetweenꢀconductiveꢀpartsꢀaccordingꢀtoꢀIECꢀ

61810-1

Cross talk

Signalꢀinterferenceꢀbetweenꢀadjacentꢀconductorsꢀcausedꢀbyꢀtheꢀpick-upꢀofꢀ

strayꢀenergy

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

mmꢀinꢀlengthꢀandꢀ12ꢀmmꢀ

Deﬁnitionꢀofꢀdegreeꢀofꢀprotectionꢀ(IPꢀcode)ꢀIECꢀ60529ꢀoutlinesꢀanꢀinternatio-

Automotive, General Purpose and Signal Relays

Deﬁnitions

(Continued)

CTI

Degreeꢀofꢀprotectionꢀ-ꢀFirstꢀdigit:ꢀ

ꢀ

TheꢀﬁrstꢀdigitꢀofꢀtheꢀIPꢀcodeꢀindicatesꢀtheꢀdegreeꢀthatꢀconnectionꢀisꢀ

Seeꢀ>ꢀ’

ackingꢀindex’

protectedꢀagainstꢀcontactꢀwithꢀmovingꢀpartsꢀandꢀtheꢀdegreeꢀthatꢀ

equipmentꢀisꢀprotectedꢀagainstꢀsolidꢀforeignꢀbodiesꢀintrudingꢀintoꢀanꢀ

enclosure ꢀ

Cycle

Operation/setꢀandꢀsubsequentꢀrelease/resetꢀofꢀaꢀrelay

0ꢀNoꢀspecialꢀprotectionꢀ

1ꢀProtectionꢀfromꢀaꢀlargeꢀpartꢀofꢀtheꢀbodyꢀsuchꢀasꢀhandꢀorꢀfromꢀsolidꢀ

objectsꢀgreaterꢀthanꢀ50ꢀmmꢀinꢀdiameterꢀ

2ꢀProtectionꢀagainstꢀobjectsꢀnotꢀgreaterꢀthanꢀ80ꢀ

Cycle time

SumꢀofꢀONꢀandꢀOFFꢀtimeꢀ(make,ꢀbreakꢀandꢀbounceꢀtime)ꢀofꢀaꢀcontact ꢀSeeꢀ

alsoꢀ>ꢀ’Dutyꢀfactor’

inꢀdiameterꢀ

dBm

3ꢀProtectionꢀfromꢀentryꢀbyꢀtools,ꢀwires,ꢀetc ,ꢀwithꢀaꢀdiameterꢀorꢀthicknessꢀ

greaterꢀthanꢀ2 5ꢀmmꢀ

4ꢀProtectionꢀfromꢀentryꢀbyꢀsolidꢀobjectsꢀwithꢀaꢀdiameterꢀorꢀthicknessꢀ

greaterꢀthanꢀ1 0ꢀmmꢀ

Relativeꢀmeasureꢀofꢀsignalꢀpowerꢀwhereꢀtheꢀreferenceꢀ0ꢀdBmꢀisꢀequalꢀtoꢀoneꢀ

milliwatt ꢀSeeꢀalsoꢀ>ꢀ’Decibels’

DC breaking capacity

5ꢀProtectionꢀfromꢀtheꢀamountꢀofꢀdustꢀthatꢀwouldꢀinterfereꢀwithꢀtheꢀoperati-

Switchingꢀofꢀloadsꢀatꢀvoltageꢀandꢀcurrentꢀbelowꢀtheꢀmax ꢀDCꢀloadꢀbreakingꢀ

capacityꢀcurveꢀisꢀpossibleꢀforꢀaꢀlimitedꢀnumberꢀofꢀswitchingꢀoperations ꢀ

Unlessꢀotherwiseꢀstated,ꢀtheꢀindicatedꢀcurvesꢀinꢀtheꢀDCꢀbreakingꢀcapacityꢀ

diagramꢀrepresentꢀtheꢀloadꢀlimitꢀcurveꢀIIꢀ(theꢀarcꢀextinguishesꢀwithinꢀ10msꢀ

atꢀresistiveꢀload) ꢀTheꢀbreakingꢀcapacityꢀcurveꢀisꢀaffectedꢀinꢀbothꢀpositionꢀ

andꢀshapeꢀbyꢀtheꢀcontactꢀmaterialꢀandꢀrelayꢀdesignꢀ(contactꢀdistance,ꢀbreakꢀ

speedꢀofꢀtheꢀcontacts,ꢀetc ) ꢀNoꢀstatementꢀonꢀtheꢀelectricalꢀenduranceꢀcanꢀ

beꢀderivedꢀfromꢀtheseꢀcurves ꢀForꢀpracticalꢀuseꢀitꢀisꢀrecommendedꢀtoꢀkeepꢀ

aꢀdistinctꢀmarginꢀfromꢀtheꢀDCꢀloadꢀbreakingꢀcapacityꢀcurve

onꢀofꢀtheꢀequipmentꢀ

6ꢀDust-tight ꢀ

Degreeꢀofꢀprotectionꢀ-ꢀSecondꢀdigit:ꢀ

ꢀ

Secondꢀdigitꢀindicatesꢀtheꢀdegreeꢀofꢀprotectionꢀofꢀtheꢀequipmentꢀinsideꢀ

theꢀenclosureꢀagainstꢀtheꢀharmfulꢀentryꢀofꢀvariousꢀformsꢀofꢀmoistureꢀ

(e g ꢀdripping,ꢀspraying,ꢀsubmersion,ꢀetc )ꢀ

0ꢀNoꢀspecialꢀprotectionꢀ

1ꢀProtectionꢀfromꢀverticallyꢀdrippingꢀwaterꢀ

2ꢀProtectionꢀfromꢀdrippingꢀwaterꢀwhenꢀtiltedꢀupꢀtoꢀ15°ꢀ

3ꢀProtectionꢀfromꢀsprayedꢀwaterꢀ

4ꢀProtectionꢀfromꢀsplashedꢀwaterꢀ

5ꢀProtectionꢀfromꢀwaterꢀprojectedꢀfromꢀaꢀnozzleꢀ

6ꢀProtectionꢀagainstꢀheavyꢀseas,ꢀorꢀpowerfulꢀjetsꢀofꢀwaterꢀ

7ꢀProtectionꢀagainstꢀtemporaryꢀimmersionꢀ

8ꢀProtectionꢀagainstꢀcompleteꢀcontinuousꢀsubmersionꢀinꢀwaterꢀ(upꢀtoꢀ1ꢀꢀ

meterꢀdeepꢀforꢀ15ꢀminutes) ꢀ

■

ꢀLoadꢀlimitꢀcurveꢀ(II)ꢀꢀTheꢀswitchingꢀarcꢀforꢀloadsꢀbelowꢀthisꢀcurveꢀextin-

guishesꢀwithinꢀ10ꢀmsꢀ(theꢀrelayꢀisꢀalreadyꢀinꢀreleaseꢀposition) ꢀUnlessꢀ

otherwiseꢀstatedꢀtheꢀindicatedꢀcurveꢀforꢀDCꢀbreakingꢀcapacityꢀrelatesꢀtoꢀ

theꢀloadꢀlimitꢀcurveꢀIIꢀ

ꢀLoadꢀlimitꢀcurveꢀ(I)ꢀꢀTheꢀswitchingꢀarcꢀofꢀloadsꢀbelowꢀthisꢀloadꢀlimitꢀcurveꢀ

extinguishesꢀduringꢀtheꢀtransitꢀtimeꢀofꢀtheꢀmovingꢀcontact ꢀThisꢀlimitꢀ

isꢀespeciallyꢀimportantꢀforꢀchangeꢀoverꢀrelays,ꢀwhenꢀtheꢀNCꢀandꢀNOꢀ

contactsꢀareꢀatꢀdifferentꢀvoltageꢀlevels;ꢀifꢀtheꢀarcꢀdoesꢀnotꢀextinguishꢀ

beforeꢀreachingꢀtheꢀotherꢀcontact,ꢀtheꢀarcꢀwillꢀestablishꢀaꢀshortꢀcircuit,ꢀaꢀ

situationꢀthatꢀmayꢀleadꢀtoꢀtheꢀdestructionꢀofꢀtheꢀrelayꢀandꢀequipment

ꢀLoadꢀlimitꢀcurveꢀforꢀarc-freeꢀswitching ꢀLoadꢀvoltage/currentꢀcombina-

tionsꢀbelowꢀthisꢀloadꢀlimitꢀcurveꢀinꢀgeneralꢀcauseꢀnoꢀarcꢀorꢀanꢀarcꢀwithꢀ

max ꢀdurationꢀofꢀ1ms

■

Derating curve (sockets and relay-socket sets)

■

EN61984:2001ꢀtableꢀ12:ꢀaccordingꢀtoꢀthisꢀstandardꢀtheꢀderatingꢀcurveꢀgivenꢀ

forꢀaꢀspeciﬁcꢀcombinationꢀrelay-socketꢀandꢀitsꢀaccessoriesꢀ-ꢀindicatesꢀtheꢀ

maximumꢀpermissibleꢀcontinuousꢀcurrentꢀ(limitingꢀcontinuousꢀcurrent)ꢀofꢀaꢀ

socket,ꢀloadedꢀonꢀallꢀcontactꢀcircuits,ꢀunlessꢀotherwiseꢀstatedꢀsuppliedꢀwithꢀ

ratedꢀcoilꢀvoltage,ꢀoverꢀtheꢀentireꢀtemperatureꢀrange,ꢀmeasuredꢀinꢀdenseꢀ

packingꢀ(usuallyꢀ3ꢀrelay-socketꢀsets)

Unlessꢀotherwiseꢀstatedꢀtheꢀcurvesꢀinꢀtheꢀgraphsꢀreferꢀtoꢀaꢀ’loadꢀlimitꢀcurveꢀ

II’

Inꢀcaseꢀofꢀreducedꢀdutyꢀfactorꢀofꢀtheꢀcontactꢀloadꢀorꢀwithꢀhigherꢀmountingꢀ

distanceꢀupꢀtoꢀsingleꢀmounting,ꢀaꢀhigherꢀloadꢀcurrentꢀisꢀpermissible ꢀPleaseꢀ

contactꢀourꢀtechnicalꢀsupportꢀforꢀspeciﬁcꢀdata ꢀAccordingꢀtoꢀtheꢀstandardsꢀ

theꢀderatingꢀcurveꢀisꢀderivedꢀfromꢀtheꢀmeasuredꢀcurveꢀbyꢀapplyingꢀaꢀreduc-

tionꢀfactorꢀofꢀ0 80 ꢀꢀ

Uꢀ[V]

Iꢀꢀꢀꢀswitchingꢀcurrent

Uꢀꢀswitchingꢀvoltage

max

loadꢀlimitꢀcurveꢀII

loadꢀlimitꢀcurveꢀI

limitꢀforꢀarc-freeꢀswitching

switchingꢀcurrent

Iꢀ[A]

max

Decibel, dB

Aꢀrelativeꢀandꢀdimensionlessꢀunitꢀcalculatedꢀasꢀtenꢀtimesꢀtheꢀlogarithmꢀtoꢀ

theꢀbaseꢀofꢀ10ꢀofꢀaꢀpowerꢀratio

Degree of protection (IEC 60529)

Degreesꢀofꢀprotectionꢀprovidedꢀbyꢀenclosuresꢀ(IPꢀCode)ꢀforꢀelectricalꢀequip-

ment

Underꢀcertainꢀcircumstancesꢀthisꢀdataꢀisꢀrelevantꢀforꢀindustrialꢀrelaysꢀandꢀ

accessories ꢀForꢀrelaysꢀasꢀcomponentsꢀ(e g ꢀPCBꢀrelays)ꢀtheꢀIPꢀclassiﬁca-

tionꢀisꢀgenerallyꢀnotꢀused,ꢀseeꢀ>ꢀCategoryꢀofꢀprotection;ꢀthereꢀisꢀnoꢀdirectꢀ

correlationꢀbetweenꢀtheꢀIP-codeꢀandꢀtheꢀR

–

category

Otherꢀstandards:ꢀtheꢀtestꢀconditionsꢀ(e g ꢀUL508)ꢀdifferꢀfromꢀtheꢀENꢀstan-

dard,ꢀhenceꢀunderꢀtheseꢀconditionsꢀotherꢀtemperature/currentꢀcombinationsꢀ

mayꢀbeꢀpermissible;ꢀpleaseꢀcontactꢀourꢀtechnicalꢀsupportꢀforꢀdetails

Inꢀcaseꢀnoꢀderatingꢀcurvesꢀareꢀgiven,ꢀtheꢀindicatedꢀtemperatureꢀandꢀloadꢀ

currentꢀreferꢀtoꢀtheꢀapprovedꢀstandardsꢀforꢀtheꢀspeciﬁcꢀproductꢀandꢀnotꢀtoꢀ

theꢀEN61984

nalꢀclassiﬁcationꢀsystemꢀforꢀtheꢀsealingꢀeffectivenessꢀofꢀenclosuresꢀofꢀelec-

tricalꢀequipmentꢀagainstꢀtheꢀintrusionꢀintoꢀtheꢀequipmentꢀofꢀforeignꢀbodiesꢀ

(i e ,ꢀtools,ꢀdust,ꢀﬁngers)ꢀandꢀmoisture ꢀThisꢀclassiﬁcationꢀsystemꢀutilizesꢀtheꢀ

lettersꢀIPꢀ(IngressꢀProtection)ꢀfollowedꢀbyꢀtwoꢀdigits ꢀ

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

loadingꢀA)ꢀ;ꢀ12ꢀVDCꢀforꢀautomotiveꢀrelays

ꢀdutyꢀfactorꢀ50%ꢀ

ꢀratedꢀfrequencyꢀofꢀoperationꢀ

ꢀresistiveꢀloadꢀ

ꢀratedꢀvoltageꢀ(coil)ꢀ

ꢀcontactꢀopeningꢀand/orꢀclosingꢀnotꢀsynchronizedꢀtoꢀlineꢀfrequencyꢀ

ꢀambientꢀtemperatureꢀ23°C

ꢀnoꢀfailsafeꢀbehaviourꢀ(seeꢀ>ꢀ’Failsafe’)ꢀ

ꢀcategoryꢀofꢀprotectionꢀRTIIꢀ-ꢀﬂuxꢀproofꢀ

ꢀindividualꢀmountingꢀofꢀrelaysꢀwithoutꢀthermalꢀinterferenceꢀandꢀconnec-

tionꢀwiringꢀaccordingꢀtoꢀIECꢀ61810-1,ꢀtableꢀ12 ꢀ

ꢀrelayꢀinꢀuprightꢀpositionꢀ(terminalsꢀofꢀaꢀprintꢀrelayꢀpointingꢀdownwards) ꢀ

ꢀdirectꢀwiringꢀofꢀrelaysꢀ(accordingꢀIECꢀ61810-1);ꢀforꢀrelaysꢀmountedꢀonꢀ

socketsꢀorꢀwhenꢀusingꢀconnectorsꢀderatingsꢀmayꢀapply ꢀ

ꢀ

especiallyꢀtoꢀtheꢀrangeꢀbelowꢀ0 5ꢀ

Aꢀasꢀatꢀthisꢀlevelꢀtheꢀcontactꢀwearꢀisꢀ

ꢀACꢀmains,ꢀ50ꢀHzꢀforꢀgeneralꢀpurposeꢀrelaysꢀ(schematicꢀforꢀcontactꢀ

Automotive, General Purpose and Signal Relays

Deﬁnitions

(Continued)

Dimensions

Electrical endurance

Dimensionsꢀareꢀindicatedꢀinꢀmmꢀand/orꢀinchesꢀandꢀareꢀshownꢀforꢀreferenceꢀ

purposesꢀonly

PCBꢀpinꢀdimensionsꢀareꢀindicatedꢀwithoutꢀsolderꢀ(pre-tinning)

Numberꢀofꢀcyclesꢀaꢀrelayꢀcanꢀperformꢀwithꢀelectricalꢀcontactꢀloadꢀdeﬁnedꢀ

underꢀspeciﬁedꢀconditionsꢀaccordingꢀIECꢀ61810-1ꢀandꢀIECꢀ61810-2 ꢀUnlessꢀ

otherwiseꢀspeciﬁedꢀtheꢀelectricalꢀenduranceꢀrefersꢀto:ꢀ

■

ꢀNOꢀcontactꢀ

Dimensions, drawings

chnicalꢀdrawingsꢀforꢀproductꢀdimensionsꢀareꢀusingꢀbothꢀISOꢀprojectionsꢀ

(ISOꢀMethodꢀEꢀorꢀISOꢀMethodꢀA)ꢀaccordingꢀtoꢀISO/Rꢀ128 ꢀInꢀcasesꢀofꢀ

ambiguityꢀtheꢀprojectionꢀisꢀdeﬁnedꢀbyꢀtheꢀrespectiveꢀinternationalꢀsymbolꢀ

(seeꢀbelow)

■

ꢀ

ISOꢀMethodꢀEꢀprojectionꢀ-ꢀsymbolꢀ

ISOꢀMethodꢀAꢀprojectionꢀ-ꢀsymbol

DIN-rail

Unlessꢀotherwiseꢀstated,ꢀourꢀproductsꢀforꢀDIN-railꢀmountingꢀareꢀdesignedꢀ

andꢀtestedꢀforꢀDIN-railsꢀaccordingꢀtoꢀTH35-7 5ꢀ/

EN60175

■

Useꢀofꢀotherꢀrailsꢀ(e g ꢀaccordingꢀtoꢀTH35-15)ꢀisꢀneitherꢀtestedꢀnorꢀappro-

ved

WhenꢀmountingꢀtheꢀsocketsꢀonꢀaꢀDIN-rail,ꢀassemblingꢀtheꢀsocketꢀacces-

soriesꢀandꢀmounting/dismountingꢀrelaysꢀprovideꢀanꢀadequateꢀtemperatureꢀ

(unlessꢀotherwiseꢀstatedꢀ-10°Cꢀtoꢀ+40°C)ꢀduringꢀtheꢀmountingꢀprocess

Unlessꢀotherwiseꢀstated,ꢀtheꢀelectricalꢀenduranceꢀisꢀspeciﬁedꢀaccordingꢀtoꢀ

severityꢀlevelꢀBꢀaccordingꢀIECꢀ61810-2 ꢀForꢀrelayꢀfailureꢀmodesꢀseeꢀalsoꢀ>ꢀ

Failureꢀcriteria ꢀAnyꢀuseꢀbeyondꢀtheꢀspeciﬁedꢀelectricalꢀenduranceꢀisꢀnotꢀinꢀ

scopeꢀofꢀtheꢀspeciﬁedꢀdata,ꢀtheꢀavoidanceꢀofꢀsuchꢀsituationꢀrequiresꢀconsi-

derationꢀbyꢀtheꢀuse

ꢀ

Drop test, free fall

Relaysꢀareꢀdroppedꢀfromꢀaꢀspeciﬁedꢀheightꢀontoꢀaꢀsolidꢀground;ꢀthisꢀsimula-

tesꢀtheꢀresistanceꢀtoꢀbadꢀhandlingꢀe g ꢀfallꢀfromꢀaꢀtable ꢀTheꢀtestꢀisꢀtoꢀverifyꢀ

thatꢀtheꢀcomponentꢀmeetsꢀitsꢀspeciﬁcation ꢀHoweverꢀweꢀstronglyꢀrecom-

mendꢀtoꢀscrapꢀdroppedꢀrelays ꢀ

Electrical endurance graph

Theꢀelectricalꢀenduranceꢀgraphꢀindicatesꢀtheꢀtypicalꢀelectricalꢀenduranceꢀ

withꢀresistiveꢀloadꢀandꢀ250ꢀVACꢀratedꢀvoltageꢀasꢀ“MeanꢀCyclesꢀtoꢀFailure”ꢀ

(MCTF)ꢀaccordingꢀWeibullꢀdistribution ꢀTheseꢀstatisticalꢀdataꢀdoꢀnotꢀguaran-

teeꢀaꢀminimumꢀvalue;ꢀthisꢀdataꢀcanꢀbeꢀusedꢀtoꢀestimateꢀtheꢀMCTFꢀvalue ꢀ

Pleaseꢀnote:ꢀꢀ

Dry switching

Deﬁnedꢀasꢀcontactꢀcategoryꢀ0ꢀ(CC0)ꢀaccordingꢀtoꢀIEC61810-1:ꢀaꢀcontactꢀ

characterizedꢀbyꢀaꢀmaximumꢀcontactꢀvoltageꢀofꢀ30mVꢀandꢀaꢀmaximumꢀ

contactꢀcurrentꢀofꢀ10mA ꢀSeeꢀalsoꢀchapterꢀ’

stingꢀ/ꢀdiagnosticsꢀofꢀrelays’

■

ꢀtheꢀgraphꢀforꢀelectricalꢀenduranceꢀisꢀonlyꢀvalidꢀforꢀtheꢀindicatedꢀcontactꢀ

materialꢀ(inꢀcaseꢀnoꢀcontactꢀmaterialꢀisꢀspeciﬁed,ꢀitꢀisꢀvalidꢀforꢀtheꢀcon-

tactꢀmaterialsꢀasꢀlistedꢀinꢀtheꢀrespectiveꢀdatasheet),ꢀitꢀisꢀnotꢀpermissibleꢀ

toꢀdeduceꢀelectricalꢀenduranceꢀinformationꢀforꢀotherꢀcontactꢀmaterials ꢀ

ꢀitꢀisꢀnotꢀpermissibleꢀtoꢀdeduceꢀelectricalꢀenduranceꢀinformationꢀbyꢀ

extrapolationꢀbeyondꢀtheꢀrangeꢀindicatedꢀbyꢀtheꢀcurve ꢀThisꢀappliesꢀ

Dust-proof relay

■

Relayꢀwithꢀaꢀcaseꢀtoꢀprotectꢀagainstꢀpenetrationꢀofꢀdust ꢀSeeꢀ>ꢀ’Categoryꢀofꢀ

environmentalꢀprotectionꢀ(IECꢀ61810)’ꢀ-ꢀRTꢀI

smallꢀandꢀotherꢀfailureꢀmodesꢀareꢀdominant ꢀ

Forꢀdetailsꢀpleaseꢀcontactꢀourꢀtechnicalꢀsupport ꢀAlsoꢀseeꢀ>ꢀ’Electricalꢀ

endurance’ ꢀ

Duty facto

uty cycle

Ratioꢀofꢀtheꢀdurationꢀofꢀenergizationꢀtoꢀtheꢀtotalꢀperiodꢀinꢀwhichꢀintermittantꢀ

orꢀtemporaryꢀoperationꢀofꢀtheꢀrelayꢀplace ꢀDutyꢀfactorꢀisꢀexpressedꢀasꢀper-

centageꢀofꢀtheꢀtotalꢀperiodꢀatꢀaꢀspeciﬁedꢀfrequencyꢀofꢀoperation;ꢀe g ꢀ30%ꢀ

dutyꢀcycleꢀmeansꢀthatꢀtheꢀrelayꢀisꢀoperatedꢀforꢀ30%ꢀduringꢀaꢀcycleꢀtime

ompliance

Seeꢀ>ꢀ’Materialꢀsubstanceꢀspeciﬁcation’ꢀonꢀTE’sꢀWebsite:ꢀꢀ

df Duty

factor

On time

cyc

Cycle time

cyc

df =

100 (%)

Endurance

Electromechanicalꢀcomponentsꢀasꢀrelays,ꢀareꢀsubjectꢀtoꢀwearꢀ(mechanicalꢀ

andꢀelectrical) ꢀForꢀtheꢀreliabilityꢀtheꢀtypicalꢀbath-tubꢀcurveꢀapplies,ꢀhenceꢀ

singularꢀstatisticalꢀfailureꢀeventsꢀbelowꢀtypicalꢀreliabilityꢀvaluesꢀmayꢀoccu

cyc

Environmental data and tests

Electrical arc

Relaysꢀundergoꢀextensiveꢀenvironmentalꢀtests ꢀTheꢀselectionꢀofꢀtestsꢀ

dependsꢀonꢀtheꢀproductꢀgroupꢀandꢀtheꢀintendedꢀapplicationꢀﬁelds;ꢀe g ꢀforꢀ

automotiveꢀrelays,ꢀcommonꢀenvironmentalꢀtestsꢀare:

Isꢀanꢀelectricꢀphenomenonꢀcausedꢀbyꢀplasmaꢀcurrentꢀﬂowꢀbetweenꢀopeningꢀ

andꢀclosingꢀrelayꢀcontacts ꢀAnꢀarcꢀisꢀgeneratedꢀbyꢀtheꢀelectricꢀenergyꢀofꢀ

theꢀloadꢀcircuitꢀ(turnꢀoffꢀspark)ꢀorꢀtheꢀvoltageꢀgradientꢀatꢀclosingꢀcontacts,ꢀ

ionizingꢀtheꢀgasꢀbetweenꢀtheꢀcontactsꢀandꢀthusꢀestablishingꢀanꢀelectricalꢀ

conductiveꢀpath ꢀTheꢀstabilityꢀofꢀtheꢀarcꢀdependsꢀonꢀvariousꢀparametersꢀ

suchꢀasꢀcontactꢀmaterial,ꢀairꢀpressure,ꢀcontactꢀgap,ꢀetc ꢀ

Apartꢀfromꢀpositiveꢀeffectꢀofꢀtheꢀelectricalꢀarcꢀasꢀlimitationꢀofꢀovervoltageꢀ

whenꢀswitchingꢀofꢀinductiveꢀloads,ꢀreductionꢀandꢀdissipationꢀofꢀelectricalꢀ

loadꢀenergyꢀandꢀelectricalꢀcleaningꢀofꢀcontactꢀsurfaces,ꢀtheꢀarcꢀlocallyꢀ

producesꢀhighꢀtemperatureꢀandꢀcausesꢀcontactꢀerosionꢀ(alsoꢀseeꢀ>ꢀ’contactꢀ

protectionꢀcircuits’) ꢀSpecialꢀconsiderationꢀhasꢀtoꢀbeꢀgivenꢀtoꢀDCꢀandꢀhighꢀ

frequencyꢀAC-circuitsꢀwhere,ꢀdependingꢀonꢀtheꢀconditionsꢀ(e g ꢀcontactꢀ

gap)ꢀanꢀarcꢀofꢀextendedꢀorꢀinﬁniteꢀdurationꢀcouldꢀoccur;ꢀinꢀthisꢀcaseꢀtheꢀre-

layꢀmayꢀbeꢀdestroyedꢀdueꢀtoꢀtheꢀextremeꢀthermalꢀstress ꢀAlsoꢀtheꢀswitchingꢀ

ofꢀdifferentꢀvoltagesꢀwithꢀaꢀgenerationꢀofꢀanꢀelectricalꢀarcꢀandꢀtheꢀswitchingꢀ

ofꢀreverseꢀpolarityꢀonꢀadjacentꢀcontactꢀcircuitsꢀofꢀaꢀmulti-poleꢀrelayꢀmayꢀleadꢀ

toꢀnon-extinguishingꢀarcs

■

ꢀcoldꢀstorageꢀtest,ꢀIECꢀ600ꢀ68-2-1

ꢀdryꢀheat,ꢀIECꢀ600ꢀ68-2-2

ꢀclimaticꢀcyclingꢀwithꢀcondensation ꢀENꢀISOꢀ6988

ꢀtemperatureꢀcycling,ꢀIECꢀ600ꢀ68-2-14ꢀNaꢀ(shock),ꢀIECꢀ600ꢀ68-2-14ꢀNb

ꢀdampꢀheatꢀcycling,ꢀIECꢀ600ꢀ68-2-30ꢀDbꢀvariant1

ꢀoperationalꢀhumidity,ꢀIEC600ꢀ68-2-38

ꢀcorrosiveꢀgas,ꢀIECꢀ600ꢀ68-2-42

ꢀﬂowingꢀmixedꢀgasꢀcorrosion,ꢀIECꢀ600ꢀ68-2-60ꢀKeꢀmethodꢀ54

ꢀdropꢀtest,ꢀfreeꢀfall,ꢀIECꢀ600ꢀ68-2-32

Environmental endurance

Genericꢀtermꢀforꢀtheꢀrelayꢀenduranceꢀunderꢀdifferentꢀclimaticꢀconditions ꢀ

AppropriateꢀtestꢀconditionsꢀareꢀclassiﬁedꢀinꢀIECꢀ60068

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

Automotive, General Purpose and Signal Relays

Deﬁnitions

(Continued)

Failure criteria

Form C contact, CO contact, changeover contact

CompoundꢀcontactꢀconsistingꢀofꢀFormꢀAꢀ(NO,ꢀmake)ꢀcontactꢀandꢀaꢀFormꢀ

Bꢀ(NC,ꢀbreak)ꢀcontactꢀwithꢀaꢀcommonꢀterminal ꢀOnꢀchangingꢀtheꢀswitchꢀ

position,ꢀtheꢀcontactꢀpreviouslyꢀclosedꢀopensꢀﬁrstꢀfollowedꢀbyꢀtheꢀclosingꢀ

ofꢀtheꢀcontactꢀthatꢀwasꢀpreviouslyꢀopen ꢀForꢀcircuitꢀschematicꢀseeꢀtableꢀinꢀ

‘Contactꢀarrangement’ ꢀꢀ

Setꢀofꢀrulesꢀusedꢀtoꢀdecideꢀwhetherꢀanꢀobservedꢀeventꢀconstitutesꢀaꢀfailure ꢀ

Aꢀcontactꢀfailureꢀisꢀtheꢀoccurenceꢀofꢀbreakꢀand/orꢀmakeꢀmalfunctionsꢀofꢀaꢀ

contactꢀunderꢀtest,ꢀexceedingꢀaꢀspeciﬁedꢀnumbe

Failure mode

TheꢀIECꢀ61810ꢀdeﬁnesꢀaꢀrelayꢀfailureꢀasꢀoccurrenceꢀofꢀmalfunctions,ꢀexcee-

dingꢀaꢀspeciﬁedꢀnumber:ꢀ

Note:ꢀinꢀcaseꢀofꢀaꢀswitchingꢀarcꢀtheꢀNOꢀandꢀNCꢀcontactꢀmayꢀbeꢀtemporarilyꢀ

electricallyꢀconnected

■

ꢀmalfunctionꢀtoꢀmake

ꢀmalfunctionꢀtoꢀbreakꢀ(contactꢀbridgingꢀonꢀaꢀCOꢀcontactꢀasꢀaꢀspecialꢀ

formꢀofꢀmalfunctionꢀtoꢀbreak),ꢀorꢀas

Form U contact

oꢀmakeꢀcontactꢀconﬁguration,ꢀwithꢀtwoꢀelectricallyꢀconnectedꢀmovableꢀ

contactsꢀwhichꢀoperateꢀsimultaneously ꢀAsꢀspecialꢀversionꢀmainꢀcontactꢀ

withꢀpre-contact ꢀSeeꢀalsoꢀtableꢀ’Contactꢀarrangement’

■

ꢀinsufﬁcientꢀdielectricꢀstrength

Suchꢀmalfunctionsꢀhaveꢀtoꢀbeꢀtakenꢀintoꢀconsiderationꢀandꢀmustꢀnotꢀge-

nerateꢀrisks ꢀDependingꢀonꢀtheꢀspeciﬁcꢀload,ꢀitsꢀcharacteristicsꢀandꢀpowerꢀ

inꢀtheꢀcontactꢀset,ꢀaꢀrelayꢀmalfunctionꢀsituationꢀmayꢀgenerateꢀvariousꢀrisksꢀ

suchꢀasꢀmalfunctionꢀofꢀtheꢀequipmentꢀandꢀitsꢀcontrols,ꢀelectricalꢀshock,ꢀ

theꢀriskꢀofꢀexcessiveꢀheatꢀandꢀﬁreꢀandꢀothers ꢀItꢀisꢀinꢀtheꢀresponsibilityꢀofꢀ

theꢀuserꢀtoꢀprovideꢀforꢀadditionalꢀprecautionsꢀagainstꢀsuchꢀpossibleꢀeffectsꢀ

accordingꢀtoꢀtheꢀrelevantꢀapplicationꢀstandards

Standardsꢀ(e g ꢀIECꢀ695-1-1’Guidanceꢀforꢀassessingꢀﬁreꢀhazardꢀofꢀelectro-

technicalꢀproducts’)ꢀareꢀbasedꢀonꢀtheꢀprincipalꢀassumptionꢀofꢀheatingꢀ

effectsꢀandꢀriskꢀofꢀﬁreꢀinꢀcaseꢀelectricalꢀcurrentsꢀofꢀcertainꢀmagnitudeꢀbeingꢀ

conductedꢀandꢀswitched ꢀOurꢀrelaysꢀareꢀmanufacturedꢀwithꢀselfꢀextingu-

ishingꢀplasticsꢀcorrespondingꢀtoꢀtheꢀup-to-dateꢀtechnologyꢀandꢀstandardsꢀ

requirements ꢀProtectionꢀagainstꢀexcessiveꢀheatꢀandꢀpossibleꢀspreadꢀofꢀﬁreꢀ

underꢀallꢀoperationꢀconditionsꢀevenꢀinꢀcaseꢀofꢀmalfunctionꢀcanꢀonlyꢀbeꢀensu-

redꢀbyꢀtheꢀdesignꢀofꢀtheꢀequipmentꢀasꢀwellꢀasꢀbyꢀapplicationꢀinstructionsꢀforꢀ

theꢀendꢀuser;ꢀitꢀisꢀtheꢀresponsibilityꢀofꢀtheꢀmanufacturerꢀofꢀtheꢀequipmentꢀtoꢀ

takeꢀtheꢀappropriateꢀmeasures ꢀIncorrectꢀconnectionsꢀbyꢀtheꢀuserꢀmayꢀleadꢀ

toꢀrisks,ꢀfaultyꢀoperationꢀandꢀabnormalꢀheatingꢀorꢀﬁre ꢀItꢀisꢀalsoꢀtheꢀresponsi-

bilityꢀofꢀtheꢀmanufacturerꢀofꢀtheꢀequipmentꢀtoꢀtakeꢀappropriateꢀmeasuresꢀtoꢀ

avoidꢀpotentialꢀdangerꢀofꢀelectricalꢀshockꢀbyꢀpreventingꢀaccessꢀtoꢀliveꢀpartsꢀ

ofꢀtheꢀrelayꢀincludingꢀpartsꢀasꢀterminalsꢀandꢀaccessories

Form V contact

oꢀbreakꢀcontactꢀconﬁguration,ꢀwithꢀtwoꢀelectricallyꢀconnectedꢀmovableꢀ

contactsꢀwhichꢀoperateꢀsimultaneously ꢀSeeꢀalsoꢀtableꢀ’Contactꢀarrange-

ment’

Form X contact

oꢀmakeꢀcontactꢀconﬁgurationꢀwithꢀtwoꢀelectricallyꢀconnectedꢀmovableꢀ

contactsꢀoperatingꢀsimultaneously ꢀThereꢀisꢀnoꢀexternalꢀconnectionꢀtoꢀtheꢀ

armature ꢀAlsoꢀcalledꢀbridgeꢀcontact

Form Y contact

oꢀbreakꢀcontactꢀconﬁgurationꢀwithꢀtwoꢀelectricallyꢀconnectedꢀmovableꢀ

contactsꢀoperatingꢀsimultaneously ꢀThereꢀisꢀnoꢀexternalꢀconnectionꢀtoꢀtheꢀ

armature ꢀꢀAlsoꢀcalledꢀbridgeꢀcontact

Form Z contact

Aꢀcontactꢀconﬁgurationꢀwithꢀ

■

ꢀtwoꢀmakeꢀcontactsꢀand

ꢀtwoꢀbreakꢀcontactsꢀ

withꢀtwoꢀelectricallyꢀconnectedꢀmovableꢀcontactsꢀeachꢀoperatingꢀsimultane-

ously ꢀThereꢀisꢀnoꢀexternalꢀconnectionꢀtoꢀtheꢀarmature ꢀꢀAlsoꢀcalledꢀbridgeꢀ

contact ꢀ

NOTE:ꢀRelaysꢀnormallyꢀdoꢀnotꢀhaveꢀaꢀfailsafeꢀbehaviou

ꢀSeeꢀ>ꢀ’Failsafe’

Failsafe

Failingꢀbehaviourꢀwithꢀdeﬁniteꢀfailingꢀcharacteristic,ꢀe g ꢀcomponentꢀalwaysꢀ

failsꢀwithꢀcontactsꢀdoꢀnotꢀopen ꢀElectromechanicalꢀrelaysꢀnormallyꢀdoꢀnotꢀ

haveꢀaꢀfailsafeꢀbehaviour

Frequency of operation

Numberꢀofꢀoperationꢀcyclesꢀ(openingꢀandꢀclosingꢀofꢀcontacts)ꢀperꢀunitꢀofꢀ

time ꢀTheꢀswitchingꢀrateꢀisꢀusuallyꢀindicatedꢀforꢀswitchingꢀunderꢀratedꢀload;ꢀ

unlessꢀotherwiseꢀstatedꢀatꢀambientꢀtemperatureꢀ23°Cꢀandꢀwithoutꢀanyꢀ

circuitryꢀinꢀparallelꢀtoꢀtheꢀcoilꢀ(noꢀcoilꢀsuppressionꢀcircuit,ꢀe g ꢀdiode) ꢀWithꢀ

contactꢀloadsꢀconsiderablyꢀbelowꢀratedꢀloadꢀaꢀhigherꢀfrequencyꢀofꢀoperationꢀ

mayꢀbeꢀadmissible ꢀThisꢀhasꢀtoꢀbeꢀtestedꢀforꢀtheꢀspeciﬁcꢀapplication ꢀForꢀ

furtherꢀassistanceꢀpleaseꢀcontactꢀourꢀapplicationꢀsupport ꢀ

Flux proof/suitable for processing on soldering lines

Seeꢀ>ꢀ’Categoryꢀofꢀenvironmentalꢀprotectionꢀ(IECꢀ61810)’ꢀ-ꢀRTꢀII

Force guided contact

Contactꢀconﬁgurationꢀaccordingꢀtoꢀ

EN61810-3ꢀ(formerlyꢀEN50205)

ꢀwithꢀatꢀ

leastꢀoneꢀNOꢀcontact,ꢀoneꢀNCꢀcontactꢀandꢀaꢀmechanicallyꢀlinkedꢀsystem,ꢀ

designedꢀthatꢀtheꢀNOꢀandꢀNCꢀcontactsꢀwithinꢀtheꢀcompleteꢀcontactꢀsetꢀareꢀ

neverꢀclosedꢀatꢀtheꢀsameꢀtime,ꢀevenꢀinꢀcaseꢀofꢀmalfunction ꢀTheseꢀrelaysꢀareꢀ

implementedꢀinꢀtheꢀcontrolꢀofꢀsafetyꢀtechnologyꢀforꢀtheꢀprotectionꢀagainstꢀ

damageꢀtoꢀpersonsꢀorꢀobjects

Full disconnection

Contactꢀseparationꢀforꢀtheꢀdisconnectionꢀofꢀconductorsꢀsoꢀasꢀtoꢀprovideꢀtheꢀ

equivalentꢀofꢀbasicꢀinsulationꢀbetweenꢀthoseꢀpartsꢀintendedꢀtoꢀbeꢀdiscon-

nected ꢀNOTE:ꢀthereꢀareꢀdielectricꢀstrengthꢀandꢀdimensionalꢀrequirementsꢀ

regardingꢀtheꢀrelayꢀdesignꢀbutꢀalsoꢀreferringꢀtoꢀtheꢀconnection,ꢀwiringꢀandꢀ

designꢀonꢀtheꢀoutsideꢀofꢀtheꢀrelay

Seeꢀ>ꢀ’Relaysꢀwithꢀforceꢀguidedꢀcontacts’ ꢀ

Form 3 contact, triple make contact

Halogen content

Seeꢀ>ꢀ’Materialꢀsubstanceꢀspeciﬁcation’ꢀonꢀTE’sꢀWebsite:ꢀꢀ

Threeꢀmakeꢀcontactsꢀconﬁgurationꢀwithꢀthreeꢀelectricallyꢀconnectedꢀmovab-

leꢀcontactsꢀoperatingꢀsimultaneously ꢀThereꢀisꢀnoꢀexternalꢀconnectionꢀtoꢀtheꢀ

armature ꢀSeeꢀalsoꢀtableꢀ’Contactꢀarrangement’

Immersion cleanable/sealed relays

Seeꢀ>ꢀ’Categoryꢀofꢀprotectionꢀ(IECꢀ61810)’ꢀ-ꢀRTꢀIII

RelaysꢀwhichꢀareꢀsealedꢀagainstꢀtheꢀpenetrationꢀofꢀspeciﬁedꢀPCBꢀcleanersꢀ

orꢀprotectionꢀlacquers;ꢀforꢀmoreꢀinformationꢀreferꢀtoꢀchapterꢀ’Processingꢀ

Information’

Form A contact, NO contact, normally open contact

Aꢀcontactꢀthatꢀisꢀopenꢀwhenꢀtheꢀrelayꢀisꢀinꢀitsꢀreleaseꢀconditionꢀ(unenergizedꢀ

positionꢀforꢀmonostableꢀrelays)ꢀandꢀwhichꢀisꢀclosedꢀwhenꢀtheꢀrelayꢀisꢀinꢀitsꢀ

operateꢀcondition ꢀForꢀcircuitꢀschematicꢀseeꢀtableꢀ’Contactꢀarrangement’

Form B contact, NC contact, normally closed contact

Impedance, Z0

Aꢀcontactꢀthatꢀisꢀclosedꢀwhenꢀtheꢀrelayꢀisꢀinꢀitsꢀreleaseꢀconditionꢀ(unener-

gizedꢀpositionꢀforꢀmonostableꢀrelays)ꢀandꢀwhichꢀisꢀopenꢀwhenꢀtheꢀrelayꢀisꢀinꢀ

itsꢀoperateꢀcondition ꢀForꢀcircuitꢀschematicꢀseeꢀtableꢀ’Contactꢀarrangement’ ꢀ

Characteristicꢀpropertyꢀofꢀaꢀtransmissionꢀlineꢀdescribingꢀtheꢀratioꢀbetweenꢀ

electricꢀandꢀmagneticꢀﬁelds

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

Hzꢀ1ꢀmin)ꢀtheꢀinsulationꢀcanꢀwithstandꢀ

TheꢀrequirementsꢀaccordingꢀtoꢀIECꢀ

61810-1ꢀare:ꢀ

Ohm

MOhmꢀand

ꢀforꢀreinforcedꢀinsulationꢀ>ꢀ7ꢀMOhm

ꢀforꢀfunctionalꢀinsulationꢀ>ꢀ2ꢀM

ꢀforꢀbasicꢀinsulationꢀ>ꢀ2ꢀ

20ꢀ

UnlessꢀothwerwiseꢀstatedꢀtheꢀdataꢀrefersꢀtoꢀtheꢀFormꢀAꢀcontactꢀ(NOꢀcon-

tact),ꢀratedꢀvoltageꢀandꢀaꢀcurrentꢀforꢀaꢀdurationꢀofꢀmax ꢀ20ꢀmsꢀforꢀatꢀleastꢀ

100ꢀcyclesꢀorꢀ4ꢀsꢀwithꢀdutyꢀfactorꢀofꢀ10%

Inrushꢀcurrentꢀforꢀsomeꢀloadsꢀcanꢀbeꢀsigniﬁcantlyꢀhigherꢀthanꢀitsꢀspeciﬁedꢀ

steadyꢀstateꢀcurrent ꢀForꢀtheseꢀloadꢀtypesꢀtheꢀinrushꢀcurrentꢀhasꢀtoꢀbeꢀwithinꢀ

theꢀlimitsꢀforꢀtheꢀlimitingꢀmakingꢀcurrent ꢀ

picalꢀexamplesꢀforꢀloadsꢀwithꢀhighꢀ

inrushꢀcurrentsꢀareꢀallꢀtypeꢀofꢀlampsꢀ(incandescent,ꢀhalogen,ꢀﬂuorescent,ꢀ

etc )ꢀasꢀwellꢀasꢀmotors,ꢀsolenoids,ꢀtransformersꢀandꢀcapacitiveꢀloads

msꢀdataꢀexpressedꢀasꢀpeakꢀvalue,ꢀforꢀ4ꢀsꢀdataꢀexpressedꢀasꢀrmsꢀvalue ꢀꢀ

Automotive, General Purpose and Signal Relays

Deﬁnitions

(Continued)

Industrial relays and accessories

NOTEꢀthatꢀthisꢀisꢀnotꢀnecessarilyꢀtheꢀcurrentꢀthatꢀcanꢀbeꢀswitchedꢀoverꢀtheꢀ

speciﬁedꢀlifetime ꢀUnlessꢀotherwiseꢀstatedꢀtheꢀdataꢀforꢀrelaysꢀisꢀgivenꢀunderꢀ

followingꢀcondition:ꢀallꢀcontactsꢀequallyꢀloadedꢀwithꢀtheꢀrespectiveꢀcurrent,ꢀ

inputꢀvoltageꢀ110%ꢀofꢀnominalꢀcoilꢀvoltage,ꢀmaxꢀambientꢀtemperature,ꢀmini-

mumꢀallowedꢀmountingꢀdistance,ꢀtestꢀconditionsꢀaccordingꢀtoꢀtheꢀheatꢀtestꢀ

arrangementꢀIECꢀECꢀ61810-1ꢀAnnexꢀB ꢀInꢀcombinationsꢀwithꢀaccessories/

socketsꢀtheꢀlimitingꢀcontinuousꢀcurrentꢀisꢀspeciﬁedꢀbyꢀtheꢀderatingꢀcurveꢀ

(seeꢀ>ꢀ’Deratingꢀcurve’)

Relaysꢀandꢀaccessoriesꢀareꢀdesignedꢀforꢀuseꢀinꢀclosedꢀandꢀelectricallyꢀsecu-

reꢀswitchingꢀcabinets ꢀInꢀtheseꢀapplicationsꢀlowerꢀstandardꢀrequirementsꢀofꢀ

theꢀinsulatingꢀpropertiesꢀofꢀcomponentsꢀcouldꢀapply ꢀ

CAUTION:ꢀTheseꢀproductsꢀareꢀtoꢀbeꢀhandledꢀbyꢀtrainedꢀpersonnelꢀonly

Initial contact resistance

Contactꢀresistanceꢀmeasuredꢀatꢀtheꢀtimeꢀofꢀproduction/ﬁnalꢀtesting ꢀProlon-

gedꢀstorageꢀandꢀadverseꢀenvironmentalꢀconditionsꢀ(e g ꢀgases)ꢀcanꢀleadꢀtoꢀ

increasedꢀresistanceꢀvalues ꢀTheꢀeffectꢀofꢀelectricalꢀcleaningꢀdueꢀtoꢀsufﬁcientꢀ

loadꢀcanꢀbringꢀtheꢀcontactꢀresistanceꢀbackꢀtoꢀlowerꢀlevels

Seeꢀ>ꢀ’Contactꢀresistance’

Limiting making current, inrush current

Theꢀlimitingꢀmakingꢀcurrentꢀexpressedꢀasꢀaꢀcurrentꢀwithꢀaꢀpowerꢀfactorꢀofꢀ

1 0ꢀ(resistiveꢀload)ꢀaꢀcontactꢀisꢀableꢀtoꢀmakeꢀunderꢀspeciﬁedꢀconditions;ꢀforꢀ

Initial dielectric strength

Voltageꢀ(rmsꢀvalueꢀinꢀACꢀvoltage,ꢀ50ꢀ

betweenꢀrelayꢀelementsꢀthatꢀareꢀinsulatedꢀfromꢀoneꢀanothe

ꢀmeasuredꢀatꢀ

theꢀﬁnalꢀproductionꢀtest

Initial insulation resistance

Electricalꢀresistanceꢀ(initialꢀproductꢀcondition)ꢀmeasuredꢀbyꢀapplyingꢀaꢀDCꢀ

voltageꢀofꢀ500ꢀVꢀbetweenꢀtwoꢀelementsꢀofꢀaꢀcomponentꢀthatꢀareꢀinsulatedꢀ

fromꢀoneꢀanotherꢀasꢀmeasuredꢀatꢀtheꢀﬁnalꢀproductionꢀtest

Limiting short-time current, Overload current

Thisꢀtestꢀisꢀdoneꢀtoꢀconﬁrm,ꢀthatꢀourꢀrelaysꢀwithstandꢀnormalꢀoverloadꢀcon-

ditions,ꢀe g ꢀwithstandꢀshortꢀcircuitꢀconditionsꢀuntilꢀaꢀfuseꢀopens ꢀ

■

Forꢀautomotiveꢀapplications,ꢀcurrentꢀandꢀtimeꢀareꢀcompatibleꢀtoꢀcircuitꢀ

protectionꢀbyꢀaꢀtypicalꢀautomotiveꢀfuseꢀaccordingꢀtoꢀISOꢀ8820-3ꢀ(2002)ꢀasꢀ

shownꢀinꢀtheꢀtableꢀbelow ꢀRelayꢀwillꢀcarryꢀtheꢀspeciﬁedꢀcurrentsꢀatꢀ23°Cꢀ

(Iratedꢀ=ꢀratedꢀcurrentꢀasꢀgivenꢀinꢀcontactꢀdataꢀsectionꢀforꢀeachꢀrelay)

Initial pulse withstand voltage, initital surge voltage resistance

Amplitudeꢀofꢀaꢀvoltageꢀimpulseꢀofꢀshortꢀdurationꢀwithꢀaꢀspeciﬁedꢀimpulseꢀ

formꢀ(e g ꢀ1 2/50µs)ꢀandꢀpolarityꢀappliedꢀtoꢀtestꢀinsulationꢀpathsꢀinꢀaꢀrelay,ꢀ

especiallyꢀwhereꢀrelaysꢀareꢀsubjectꢀtoꢀovervoltageꢀsituationsꢀ(e g ꢀeffectsꢀofꢀ

lightning)

st current in A

Operating time in seconds

Minimum

Maximum

0.20 s

6.00 * I

rated

3.50 * I

rated

2.00 * I

rated

1.35 * I

rated

1.10 * I

rated

0.02 s

0.08 s

0.25 s

0.75 s

100 h

0.50 s

5.00 s

1800 s

Insertion cycles

TheꢀsymbolꢀAꢀindicatesꢀthatꢀtheꢀinsertionꢀandꢀextractionꢀmustꢀbeꢀdoneꢀ

withoutꢀanyꢀloadꢀcurrentꢀonꢀtheꢀrelay/socketꢀcontacts

Unlessꢀotherwiseꢀstatedꢀtheꢀaccessoriesꢀareꢀdesignedꢀforꢀmax ꢀ10ꢀinsertionꢀ

cycles,ꢀinsertionꢀandꢀextractionꢀwithoutꢀload;ꢀAꢀ(10) ꢀ

No requirement

Forꢀmainsꢀfusesꢀandꢀfusesꢀotherꢀthanꢀautomotive,ꢀcustomersꢀhaveꢀtoꢀreferꢀ

toꢀtheꢀrespectiveꢀstandardsꢀ(mainsꢀcondition,ꢀprospectiveꢀshortꢀcircuit,ꢀetc )ꢀ

toꢀtestꢀforꢀtheirꢀapplication

Insertion loss

Theꢀlossꢀinꢀloadꢀpowerꢀdueꢀtoꢀtheꢀinsertionꢀofꢀaꢀcomponentꢀatꢀsomeꢀpointꢀ

inꢀaꢀtransmissionꢀsystem ꢀGenerallyꢀexpressedꢀinꢀdecibelsꢀasꢀtheꢀratioꢀofꢀ

powerꢀreceivedꢀatꢀtheꢀloadꢀbeforeꢀinsertionꢀofꢀtheꢀapparatusꢀtoꢀtheꢀpowerꢀ

receivedꢀatꢀtheꢀloadꢀafterꢀinsertion

Limiting voltage (coil)

Theꢀhighestꢀpermissibleꢀinputꢀvoltageꢀ(coilꢀvoltage)ꢀatꢀtheꢀreferenceꢀtempe-

ratureꢀatꢀwhichꢀtheꢀrelay,ꢀwithꢀcontinuousꢀenergizationꢀand,ꢀunlessꢀotherwiseꢀ

statedꢀunderꢀratedꢀcontactꢀload,ꢀheatsꢀupꢀtoꢀitsꢀmax ꢀpermissibleꢀcoilꢀ

temperature

Insulation

Unlessꢀotherwiseꢀstated,ꢀtheꢀinsulationꢀcharacteristicsꢀareꢀindicatedꢀforꢀtheꢀ

relayꢀcomponent,ꢀtheꢀdesignꢀofꢀtheꢀapplication,ꢀmountingꢀandꢀwiringꢀalsoꢀ

hasꢀtoꢀprovideꢀforꢀrequiredꢀꢀinsulationꢀproperties

Load dump

Inꢀgeneral,ꢀtheꢀrelaysꢀareꢀdesignedꢀtoꢀbeꢀusedꢀwithinꢀenclosures;ꢀtheꢀrelayꢀ

surfacesꢀareꢀnotꢀtoꢀbeꢀaccessibleꢀforꢀdirectꢀcontactꢀbyꢀtheꢀendꢀuse

ꢀSpeciﬁcꢀ

insulationꢀrequirementsꢀofꢀtheꢀequipmentꢀandꢀprotectionꢀegainstꢀenviron-

mentalꢀeffectsꢀneedꢀspecialꢀconsideration ꢀꢀ

Shortꢀrelayꢀuseꢀatꢀovervoltageꢀ(disconnectionꢀofꢀtheꢀbatteryꢀduringꢀrunningꢀ

engine)

Load dump test

Shortꢀrelayꢀuseꢀunderꢀovervoltageꢀconditionsꢀ(simulatedꢀdisconnectionꢀofꢀ

theꢀbatteryꢀwithꢀchargingꢀalternator)

Jump start test

Shortꢀtimeꢀrelayꢀuseꢀatꢀhigherꢀsystemꢀvoltagesꢀ(likeꢀcarꢀstartꢀafterꢀﬂatꢀvehicleꢀ

battery)

Magnetic system

Magneticꢀsystemsꢀcanꢀbeꢀcategorizedꢀbyꢀtheꢀswitchingꢀcharacteristic

Latching relay

Seeꢀ>ꢀ’Bistableꢀrelay’

■

ꢀmonostableꢀrelaysꢀreturnꢀautomaticallyꢀtoꢀtheꢀrestꢀpositionꢀ(releaseꢀ

state)ꢀafterꢀtheꢀcoilꢀisꢀde-energized

ꢀbistableꢀrelaysꢀmaintainꢀtheirꢀswitchingꢀpositionꢀafterꢀtheꢀenergizationꢀorꢀ

inputꢀvoltageꢀisꢀdisconnected ꢀSeeꢀ>ꢀbistableꢀrelays

■

Limiting breaking current

Theꢀmaxꢀswitchingꢀcurrentꢀtheꢀcontactꢀisꢀintendedꢀtoꢀbreakꢀunderꢀspeciﬁedꢀ

loadꢀconditions ꢀTheꢀswitchingꢀcurrentꢀmustꢀnotꢀexceedꢀtheꢀindicatedꢀratedꢀ

current ꢀForꢀDCꢀswitchingꢀalsoꢀseeꢀ>ꢀ’DCꢀbreakingꢀcapacity’

andꢀtheꢀdesignꢀofꢀtheꢀmagneticꢀcircuit:

■

ꢀneutralꢀ(non-polarized)ꢀrelaysꢀoperateꢀindependentlyꢀofꢀtheꢀpolarityꢀofꢀ

theꢀappliedꢀvoltageꢀ(coilꢀvoltage)

ꢀpolarizedꢀrelaysꢀuseꢀanꢀadditionalꢀmagnetꢀwithinꢀtheꢀmagneticꢀcircuitꢀ

andꢀthereforeꢀonlyꢀoperateꢀwithꢀaꢀspeciﬁcꢀpolarityꢀofꢀenergization

ꢀremanentꢀbistableꢀrelaysꢀadoptꢀaꢀparticularꢀswitchingꢀpositionꢀfollowingꢀ

anꢀenergizingꢀdirectꢀcurrentꢀinꢀanyꢀdirectionꢀandꢀareꢀthenꢀheldꢀinꢀthisꢀ

positionꢀbyꢀtheꢀremanenceꢀinꢀtheꢀmagneticꢀcircuit

Limiting continuous current

Isꢀtheꢀhighestꢀsteadyꢀstateꢀloadꢀcurrentꢀaꢀrelayꢀorꢀanꢀaccessoryꢀcanꢀwith-

standꢀcontinuouslyꢀwhileꢀsatisfyingꢀspeciﬁedꢀtemperatureꢀriseꢀrequirements;ꢀ

itꢀisꢀidenticalꢀwithꢀtheꢀlimitingꢀcontinuousꢀthermalꢀcurrentꢀI

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

atꢀratedꢀvoltageꢀ230ꢀVAC,ꢀand/orꢀbyꢀmechanicalꢀrequirementsꢀforꢀtheꢀ

Automotive, General Purpose and Signal Relays

Deﬁnitions

(Continued)

Make-before-break contacts

ContactꢀmechanismꢀwhereꢀFormꢀAꢀcontactsꢀ(normallyꢀopenꢀcontacts)ꢀcloseꢀ

Minimum energization duration

MinimumꢀdurationꢀtheꢀcoilꢀneedsꢀtoꢀbeꢀenergizedꢀwithꢀratedꢀDCꢀvoltage ꢀ

Un-

beforeꢀFormꢀBꢀcontactsꢀopenꢀ(normallyꢀclosedꢀcontacts)

lessꢀotherwiseꢀstatedꢀtheꢀproposedꢀminimumꢀenergizationꢀdurationꢀisꢀ100ꢀms

ꢀ

Material group of insulation parts

Categorizationꢀofꢀinsulationꢀmaterialsꢀaccordingꢀtoꢀtheirꢀtrackingꢀindices,ꢀ

Minimum recommended contact load

Theꢀminimumꢀcontactꢀloadꢀaꢀrelayꢀcanꢀreliablyꢀswitch/carryꢀdependsꢀonꢀ

accordingꢀtoꢀIECꢀ60664-1

theꢀrelayꢀdesignꢀandꢀusedꢀmaterials;ꢀthereꢀisꢀnoꢀphysicalꢀlimitꢀasꢀforꢀtheꢀ

deﬁnitionꢀofꢀaꢀminimumꢀswitchingꢀvoltageꢀorꢀcurrent ꢀTheꢀindicatedꢀvalueꢀisꢀ

Material substance speciﬁcation

aꢀrecommendation,ꢀitꢀisꢀinﬂuencedꢀbyꢀswitchingꢀfrequency,ꢀrequiredꢀcontactꢀ

resistanceꢀandꢀitsꢀstabilityꢀoverꢀtimeꢀandꢀambientꢀconditions ꢀLowꢀcontactꢀ

resistanceꢀisꢀreachedꢀreliablyꢀonlyꢀaboveꢀaꢀparticularꢀload,ꢀconsiderablyꢀ

increasedꢀcontactꢀresistanceꢀcanꢀoccurꢀwithꢀlowerꢀloads

ForꢀmaterialꢀinformationꢀregardingꢀE

ꢀChinaꢀRoHSꢀcompliance,ꢀEuropeanꢀ

RoHSꢀcompliance,ꢀHalogeneꢀandꢀREACHꢀreferꢀtoꢀproductꢀspeciﬁcꢀinformati-

onꢀonꢀTE’sꢀWebsite:ꢀ

■

ꢀSignalꢀrelaysꢀareꢀcapableꢀtoꢀcarryꢀandꢀswitchꢀminimumꢀcontactꢀloadsꢀinꢀ

theꢀrangeꢀofꢀtheꢀthermoelectricꢀpotentialꢀwhichꢀisꢀapprox ꢀ100µ

ꢀGeneralꢀpurposeꢀrelaysꢀareꢀdesignedꢀforꢀcategoryꢀCC2ꢀloadsꢀaccordingꢀ

IEC61810;ꢀbasicallyꢀtheseꢀrelaysꢀareꢀdesignedꢀforꢀswitchingꢀloadsꢀwithꢀ

theꢀeffectꢀofꢀswitchingꢀarcs ꢀSpeciﬁcꢀinsulationꢀrequirementsꢀhoweverꢀ

mayꢀcallꢀforꢀtheꢀuseꢀofꢀgeneralꢀpurposeꢀrelaysꢀinꢀapplicationsꢀwithꢀlowꢀ

signalꢀloadsꢀorꢀforꢀdryꢀswitchingꢀ(switchingꢀwithoutꢀtheꢀgenerationꢀofꢀanꢀ

electricalꢀarc) ꢀNOTEꢀthatꢀincreasedꢀcontactꢀresistanceꢀmayꢀoccurꢀifꢀtheꢀ

loadꢀconditionsꢀareꢀnotꢀinꢀscopeꢀofꢀtheꢀtestꢀconditionsꢀforꢀcategoryꢀCC2ꢀ

accordingꢀIEC61810 ꢀAlsoꢀseeꢀtheꢀminimumꢀcontactꢀloadsꢀrecommen-

dedꢀforꢀtheꢀdifferentꢀcontactꢀmaterials

Max. coil power

Theꢀhighestꢀpermissibleꢀinputꢀpowerꢀatꢀtheꢀreferenceꢀtemperatureꢀatꢀwhichꢀ

theꢀrelay,ꢀwithꢀcontinuousꢀenergization,ꢀheatsꢀupꢀtoꢀitsꢀmax ꢀpermissibleꢀcoilꢀ

temperature ꢀUnlessꢀotherwiseꢀstatedꢀtheꢀdataꢀisꢀindicatedꢀwithoutꢀcontactꢀ

load

■

Max. coil temperature

Asꢀgeneralꢀtermꢀrefersꢀtoꢀtheꢀmax ꢀapprovedꢀcoilꢀtemperature,ꢀmeasuredꢀbyꢀ

changeꢀofꢀresistanceꢀmethod

ULꢀclassiﬁesꢀmax ꢀcoilꢀtemperaturesꢀaccordingꢀtoꢀUL1446;ꢀthisꢀstandardꢀre-

fersꢀtoꢀinsulationꢀsystemsꢀandꢀdoesꢀnotꢀcoverꢀindividualꢀinsulatingꢀmaterials:

■

ꢀAutomotiveꢀrelaysꢀusuallyꢀareꢀswitchingꢀhigherꢀDCꢀloadsꢀwithꢀswitchingꢀ

voltagesꢀaboveꢀtheꢀfrittingꢀvoltageꢀandꢀwithꢀswitchingꢀpowerꢀwithinꢀtheꢀ

contactꢀcleaningꢀeffectꢀofꢀanꢀelectricalꢀarc

■

ꢀclassꢀBꢀ-ꢀmax ꢀ130°C

ꢀclassꢀFꢀ-ꢀmax ꢀ155°C

Maximum energization duration

Minimum recommended switching power

MaximumꢀdurationꢀaꢀcoilꢀmayꢀbeꢀenergizedꢀwithꢀratedꢀDCꢀvoltage;ꢀenergi-

zationꢀbeyondꢀtheꢀindicatedꢀdurationꢀwillꢀoverheatꢀtheꢀcoilꢀsystemꢀandꢀtheꢀ

relay

Productꢀofꢀswitchingꢀcurrentꢀandꢀswitchingꢀvoltageꢀforꢀreliableꢀswitching ꢀ

Lowꢀcontactꢀresistanceꢀisꢀreachedꢀreliablyꢀonlyꢀaboveꢀaꢀparticularꢀload,ꢀ

considerablyꢀhigherꢀcontactꢀresistancesꢀcanꢀoccurꢀwithꢀsmallerꢀloads

Max. insertion force total

Minimum set/reset duration

Theꢀforceꢀduringꢀtheꢀinsertionꢀofꢀtheꢀrelayꢀintoꢀtheꢀsocketꢀhasꢀtoꢀbeꢀappliedꢀ

inꢀinsertionꢀdirectionꢀ(noꢀtilting)ꢀandꢀequallyꢀonꢀallꢀconnections ꢀTheꢀmaxi-

mumꢀappliedꢀforceꢀmustꢀnotꢀexceedꢀtheꢀindicatedꢀmax ꢀinsertionꢀforce

MinimumꢀdurationꢀaꢀbistableꢀcoilꢀneedsꢀtoꢀbeꢀenergizedꢀwithꢀratedꢀDCꢀ

voltage

Minimum voltage (coil)

For

Max. operate/reset duration

MaximumꢀdurationꢀaꢀbistableꢀcoilꢀmayꢀbeꢀenergizedꢀwithꢀratedꢀDCꢀvoltage

■

ꢀmonostableꢀrelaysꢀseeꢀ>ꢀ’Operateꢀvoltage’

ꢀbistableꢀrelaysꢀseeꢀ>ꢀ’Setꢀvoltage’ꢀandꢀ’Resetꢀvoltage’

Max. switching voltage

Maximumꢀvoltageꢀthatꢀmayꢀoccurꢀbetweenꢀtheꢀswitchingꢀcontactsꢀbeforeꢀ

closingꢀorꢀafterꢀopeningꢀtheꢀcontact ꢀDataꢀgivenꢀforꢀACꢀreferꢀtoꢀV

rms

ꢀinꢀaꢀmid-

pointꢀearthedꢀ3-phaseꢀsupplyꢀsystem

Monostable, neutral relay, non-polarized relay, polarized relay

Aꢀrelayꢀisꢀcalledꢀmonostableꢀwhenꢀitsꢀcontactsꢀreturnꢀautomaticallyꢀtoꢀtheꢀ

restꢀpositionꢀ(releaseꢀstate)ꢀafterꢀtheꢀcoilꢀisꢀde-energized

Non-polarizedꢀrelaysꢀoperateꢀindependentlyꢀofꢀtheꢀpolarityꢀofꢀtheꢀappliedꢀ

voltageꢀ(coilꢀvoltage)ꢀwhereasꢀpolarizedꢀmonostableꢀrelaysꢀonlyꢀoperateꢀwithꢀ

aꢀspeciﬁcꢀpolarityꢀofꢀenergization

Maximum energization duration

MaximumꢀdurationꢀaꢀcoilꢀmayꢀbeꢀenergizedꢀwithꢀratedꢀDCꢀvoltage;ꢀenergi-

zationꢀbeyondꢀtheꢀindicatedꢀdurationꢀwillꢀoverheatꢀofꢀtheꢀcoilꢀsystemꢀandꢀtheꢀ

relay

Mounting

Describesꢀspeciﬁcꢀmountingꢀoptionsꢀofꢀtheꢀrelay ꢀSeeꢀ>ꢀ

Maximum voltage (coil), U

max

■

ꢀ’Through-hole-technologyꢀ(THT)’

ꢀ’Through-hole-reﬂowꢀ(THR)’

ꢀ’Surfaceꢀmountꢀtechnologyꢀ(SMT)

ꢀforꢀMountingꢀonꢀDIN-railꢀ(relaysꢀandꢀaccessories)ꢀseeꢀ>ꢀ’DIN-rail’

Theꢀhighestꢀpermissibleꢀinputꢀvoltageꢀ(coilꢀvoltage)ꢀatꢀtheꢀreferenceꢀtempe-

ratureꢀatꢀwhichꢀtheꢀrelay,ꢀwithꢀcontinuousꢀenergizationꢀandꢀwithoutꢀcontactꢀ

load,ꢀheatsꢀupꢀtoꢀitsꢀmax ꢀpermissibleꢀcoilꢀtemperature

Alsoꢀseeꢀ>ꢀ’Limitingꢀvoltage’

Seeꢀalsoꢀ>ꢀ’Mounting’ꢀinꢀtheꢀprocessingꢀsection

MCTF – Mean cycles to failure

Expectedꢀvalueꢀofꢀtheꢀdistributionꢀofꢀoperationsꢀtoꢀfailure,ꢀaverageꢀnumberꢀ

ofꢀoperationsꢀaccordingꢀtoꢀWeibull

Mounting distance

Theꢀdistanceꢀbetweenꢀtwoꢀadjacentꢀrelaysꢀinꢀparallelꢀandꢀunidirectio-

nalꢀmountingꢀaccordingꢀtoꢀIECꢀ61810-1ꢀorꢀdistanceꢀtoꢀotherꢀelectricalꢀ

componentsꢀincludingꢀtheꢀpc-board ꢀInsulationꢀrequirementsꢀmayꢀstipulateꢀ

anꢀincreaseꢀtoꢀtheꢀminimumꢀdistanceꢀbetweenꢀtheꢀrelaysꢀorꢀtoꢀchooseꢀaꢀ

differentꢀplacement

Ifꢀnotꢀotherwiseꢀstatedꢀtheꢀproductꢀdataꢀrefersꢀtoꢀrelaysꢀinꢀ’singleꢀmounting’ ꢀ

Inꢀadditionꢀtoꢀthisꢀdeﬁnitionꢀweꢀuse:

Mechanical endurance

Numberꢀofꢀcyclesꢀwithoutꢀcontactꢀloadꢀduringꢀwhichꢀtheꢀrelayꢀremainsꢀwithinꢀ

theꢀspeciﬁedꢀcharacteristics

NOTEꢀthatꢀtheꢀfailureꢀcriteriaꢀforꢀmechanicalꢀenduranceꢀareꢀnotꢀtheꢀsameꢀasꢀ

forꢀelectricalꢀendurance,ꢀthereforeꢀtheꢀvalueꢀforꢀmechanicalꢀenduranceꢀhasꢀ

noꢀrelationꢀandꢀcannotꢀbeꢀdirectlyꢀcomparedꢀtoꢀelectricalꢀenduranceꢀforꢀveryꢀ

lowꢀloads!

■

ꢀdenseꢀpacking:ꢀrelaysꢀmountedꢀatꢀminimumꢀdistance;ꢀthisꢀminimumꢀ

distanceꢀisꢀdeﬁnedꢀbyꢀtheꢀrequirementsꢀofꢀtheꢀinsulationꢀcoordinationꢀ

mountingꢀofꢀtheꢀrelayꢀ(e g ꢀuseꢀofꢀsockets)

ꢀsingleꢀpacking:ꢀrelaysꢀmountedꢀatꢀaꢀdistanceꢀwithoutꢀanyꢀthermalꢀim-

pactꢀofꢀadjacentꢀrelaysꢀorꢀcomponents

Mechanical life

Seeꢀ>ꢀ’Mechanicalꢀendurance’

■

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

Automotive, General Purpose and Signal Relays

Deﬁnitions

(Continued)

Mounting position / Placement

Packaging unit

Unlessꢀotherꢀrestrictionsꢀareꢀstatedꢀtheꢀrelaysꢀcanꢀbeꢀmountedꢀinꢀanyꢀdirec-

tion ꢀTheꢀrelayꢀconnectionsꢀhaveꢀtoꢀbeꢀfullyꢀcontactedꢀandꢀwithꢀadequateꢀ

cross-sectionsꢀtoꢀensureꢀtheꢀcurrentꢀﬂowꢀandꢀheatꢀdissipation ꢀ

Forꢀtheꢀarrangementꢀofꢀtheꢀrelaysꢀtheꢀinsulationꢀrequirements,ꢀheatꢀdissipati-

onꢀandꢀtheꢀmagneticꢀinterrelationꢀhaveꢀtoꢀbeꢀtakenꢀintoꢀconsideration

Minimumꢀdeliveryꢀquantityꢀ(e g ꢀperꢀcarton/plasticꢀbar)ꢀandꢀquantityꢀperꢀbox

Additionally,ꢀminimumꢀquantityꢀrequirementsꢀapplyꢀandꢀtheseꢀrequirementsꢀ

mayꢀdifferꢀfromꢀindicatedꢀpackagingꢀunits ꢀPleaseꢀconsultꢀwithꢀyourꢀTEꢀsalesꢀ

organizationꢀorꢀauthorizedꢀdistributo

PCB

MTBF – Mean time between failure

Printedꢀcircuitꢀboard

Expectedꢀvalueꢀofꢀtheꢀdistributionꢀofꢀtheꢀtimeꢀbetweenꢀfailure ꢀForꢀcompo-

nentsꢀwithꢀlimitingꢀfailuresꢀdueꢀtoꢀwearꢀ(e g ꢀcontactꢀwear),ꢀseeꢀ>ꢀ’MCTF-ꢀ

Meanꢀcyclesꢀtoꢀfailure’

Peak inrush current

Seeꢀ>ꢀ’Limitingꢀmakingꢀcurrent’

Pre-contact, pre-make contact

Nominal power (coil)

Contactꢀwithꢀtwoꢀoperatingꢀcontactꢀpointsꢀusuallyꢀofꢀdifferentꢀmaterial,ꢀwithꢀ

oneꢀcontactꢀswitchingꢀpriorꢀtoꢀtheꢀotherꢀone ꢀPre-makeꢀcontactsꢀareꢀusedꢀ

mainlyꢀforꢀhighꢀinrushꢀcurrents

Seeꢀ>ꢀ’Ratedꢀcoilꢀpower’

Nominal voltage (coil)

Seeꢀ>ꢀ’Ratedꢀcoilꢀvoltage’

Product code

Normally closed contact, NC contact

Seeꢀ>ꢀ’FormꢀBꢀcontact,ꢀNCꢀcontact,ꢀnormallyꢀclosedꢀcontact’

Theꢀorderingꢀcodeꢀstructureꢀdoesꢀallowꢀaꢀlargeꢀnumberꢀofꢀpossibleꢀvaria-

tions,ꢀbutꢀnotꢀallꢀpossibleꢀvariationsꢀareꢀdeﬁnedꢀasꢀstandardꢀtypesꢀ(orderingꢀ

codes)ꢀandꢀthusꢀnotꢀincludedꢀinꢀtheꢀproductꢀrange

Specialꢀversionsꢀtoꢀcustomerꢀspeciﬁcationsꢀcanꢀbeꢀsupplied ꢀPleaseꢀcontactꢀ

yourꢀlocalꢀsalesꢀorganization

Normally open contact, NO contact

Seeꢀ>ꢀ’FormꢀAꢀcontact,ꢀNOꢀcontact,ꢀnormallyꢀopenꢀcontact’

Open contact circuit data

Insulationꢀparametersꢀofꢀtheꢀcontactꢀcircuit

Product date code

Printedꢀonꢀtheꢀproduct ꢀIndicatesꢀtheꢀdateꢀofꢀproductionꢀofꢀtheꢀproduct;ꢀtheꢀ

mostꢀcommonꢀformatꢀisꢀ’year+week’,ꢀ’yymm’ꢀꢀ(e g ꢀ0412ꢀindicatesꢀpro-

ductionꢀinꢀ2004ꢀweekꢀ12);ꢀthisꢀcodeꢀmayꢀbeꢀfollowedꢀbyꢀadditionalꢀrelatedꢀ

information

Operate

Processꢀinꢀwhichꢀaꢀrelayꢀshiftsꢀfromꢀtheꢀrelease/restꢀconditionꢀtoꢀtheꢀoperateꢀ

condition

Product marking/specials

Operate state, operate condition

Forꢀaꢀmonostableꢀrelay,ꢀspeciﬁedꢀconditionꢀofꢀtheꢀrelayꢀwhenꢀitꢀisꢀenergizedꢀ

byꢀtheꢀspeciﬁedꢀenergizingꢀquantityꢀandꢀhasꢀrespondedꢀtoꢀthatꢀenergization

Forꢀaꢀbistableꢀrelay,ꢀitꢀrefersꢀtoꢀtheꢀconditionꢀotherꢀthanꢀtheꢀrelease/resetꢀ

conditionꢀasꢀdeclaredꢀbyꢀtheꢀmanufacture

Operate time (DC coils)

Theꢀtimeꢀintervalꢀthatꢀelapsesꢀfromꢀenergizingꢀaꢀmonostableꢀrelayꢀinꢀtheꢀrestꢀ

stateꢀwithꢀtheꢀratedꢀvoltageꢀ(pulseꢀorꢀsquareꢀsignal)ꢀatꢀanꢀambientꢀtempera-

tureꢀofꢀ23°Cꢀtoꢀtheꢀmomentꢀwhenꢀtheꢀlastꢀoutputꢀcircuitꢀisꢀclosedꢀorꢀopenedꢀ

(bounceꢀtimeꢀnotꢀincluded) ꢀTheꢀoperateꢀtimeꢀvariesꢀwithꢀtheꢀappliedꢀcoilꢀ

voltageꢀandꢀtheꢀambient/coilꢀtemperature ꢀ

ThisꢀdeﬁnitionꢀrefersꢀtoꢀDC-coilsꢀonly,ꢀdueꢀtoꢀtheꢀdependencyꢀofꢀtheꢀphaseꢀ

angleꢀconsiderablyꢀlongerꢀoperateꢀtimesꢀmayꢀoccurꢀwithꢀACꢀmagneticꢀ

systems ꢀ

Operate voltage

Valueꢀofꢀcoilꢀvoltageꢀatꢀwhichꢀaꢀmonostableꢀrelayꢀoperates ꢀForꢀbistableꢀ

relaysꢀseeꢀ>ꢀ’Setꢀvoltage’

Forꢀinformationꢀonꢀproductionꢀdateꢀcodeꢀseeꢀ>ꢀ’Productꢀdateꢀcode’

OperateꢀvoltageꢀU

ꢀ

Valueꢀofꢀtheꢀcoilꢀvoltageꢀatꢀwhichꢀaꢀrelayꢀoperates,ꢀhavingꢀpreviouslyꢀ

beenꢀenergizedꢀatꢀtheꢀsameꢀvoltageꢀandꢀwithꢀratedꢀcontactꢀloadꢀ(ther-

malꢀequilibriumꢀhasꢀtoꢀbeꢀachieved)

Protection class

Seeꢀ>ꢀ’Degreeꢀofꢀprotectionꢀ(IECꢀ60529)’

OperateꢀvoltageꢀwithoutꢀpreenergizingꢀU

Protection to heat and ﬁre

DataꢀofꢀtheꢀﬂammabilityꢀclassꢀaccordingꢀtoꢀtheꢀULꢀ94ꢀ(UnderwritersꢀLabora-

tories,ꢀInc ,ꢀUSA)ꢀspeciﬁcation

ULꢀ94ꢀﬂammabilityꢀtesting,ꢀconductedꢀonꢀplasticꢀmaterialsꢀtoꢀmeasureꢀ

ﬂammabilityꢀcharacteristics,ꢀdeterminesꢀtheꢀmaterial

’

ꢀtendencyꢀeitherꢀtoꢀ

extinguishꢀorꢀtoꢀspreadꢀtheꢀﬂameꢀonceꢀtheꢀspecimenꢀhasꢀbeenꢀignited

AccordingꢀtoꢀIEC61810-1,ꢀallꢀplasticꢀmaterialsꢀhaveꢀtoꢀfulﬁlꢀtheꢀGlowꢀWireꢀ

testꢀrequirementsꢀwithꢀmin ꢀ650°C

ꢀ

Minimumꢀpermissibleꢀinputꢀvoltageꢀatꢀwhichꢀtheꢀrelayꢀoperates,ꢀforꢀaꢀcoilꢀ

temperatureꢀequalꢀtoꢀtheꢀreferenceꢀtemperatureꢀ(23°Cꢀcoilꢀtemperatureꢀ

withoutꢀpreenergizing) ꢀ

Operation

Oneꢀswitchingꢀcycleꢀincludingꢀenergizingꢀandꢀde-energizingꢀofꢀtheꢀrelayꢀcoil

Operative range

AccordingꢀtoꢀIECꢀ61810-1

PTI

Classꢀ1:ꢀ80% 110%ꢀofꢀtheꢀratedꢀcoilꢀvoltageꢀ(orꢀrange)

Classꢀ2:ꢀ85% 110%ꢀofꢀtheꢀratedꢀcoilꢀvoltageꢀ(orꢀrange)

Forꢀdiagramꢀspeciﬁcationꢀseeꢀ>ꢀ’Coilꢀoperativeꢀrange’

Seeꢀ>ꢀ’

ackingꢀindex’

Push-to-test button, test tab

Forꢀmanualꢀoperationꢀofꢀtheꢀrelay ꢀTheꢀtestꢀbuttonꢀisꢀtoꢀbeꢀusedꢀforꢀtestꢀ

purposesꢀofꢀanꢀequipmentꢀorꢀinstallation ꢀTheꢀpush-to-testꢀbuttonꢀisꢀnotꢀde-

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

ReferenceꢀvaluesꢀforꢀallꢀtestsꢀaccordingꢀtoꢀIECꢀ61810-1

notꢀexceedꢀ45ꢀK ꢀForꢀhighꢀcontactꢀcurrentsꢀitꢀisꢀrecommendedꢀtoꢀsolderꢀtheꢀ

Automotive, General Purpose and Signal Relays

Deﬁnitions

(Continued)

signedꢀforꢀstandardꢀON/OFFꢀoperations,ꢀforꢀcontinuousꢀelectricalꢀoperationꢀ

functionꢀdiagramꢀbelowꢀshowsꢀtheꢀdifferentꢀcyclesꢀforꢀtheꢀmostꢀimportantꢀ

relayꢀconﬁgurationsꢀofꢀundelayedꢀpowerꢀrelays ꢀUnlessꢀotherwiseꢀstatedꢀtheꢀ

indicatedꢀtimesꢀareꢀmaximumꢀvalues,ꢀtheꢀcyclesꢀspeciﬁedꢀapplyꢀtoꢀDC-coilsꢀꢀ

energizedꢀwithꢀratedꢀvoltageꢀ(withoutꢀanyꢀcomponentsꢀinꢀseriesꢀorꢀparallelꢀtoꢀ

theꢀcoil)ꢀandꢀatꢀtheꢀreferenceꢀtemperature ꢀ

inꢀtheꢀmanuallyꢀsetꢀONꢀstate,ꢀandꢀisꢀnotꢀtoꢀbeꢀusedꢀasꢀaꢀswitch

Beforeꢀoperatingꢀtheꢀtestꢀtab,ꢀtheꢀoperatorꢀhasꢀtoꢀmakeꢀsureꢀthatꢀtheꢀloadꢀ

andꢀanyꢀotherꢀconnectedꢀitemꢀwillꢀoperateꢀsafely

Asꢀsafetyꢀfunctionsꢀofꢀtheꢀequipmentꢀmightꢀbeꢀbypassedꢀandꢀreducedꢀ

insulationꢀrequirementsꢀapply,ꢀtheꢀtestꢀbuttonꢀisꢀtoꢀbeꢀoperatedꢀbyꢀtrainedꢀ

personnelꢀonly

Seeꢀ

■

ꢀ’Operateꢀtime’ꢀ

ꢀ’Releaseꢀtime’,ꢀ’Resetꢀtime’ꢀ

ꢀ’Bounceꢀtime’ꢀ

Quick connect terminals (spade terminals)

Theꢀconnectorsꢀindicatedꢀinꢀtheꢀdatasheetꢀmayꢀbeꢀusedꢀforꢀtheꢀconnectionꢀ

toꢀtheꢀrelay ꢀWhenꢀusingꢀthisꢀconnectorꢀtypeꢀtheꢀgivenꢀplugꢀcyclesꢀandꢀtheꢀ

maximumꢀpermissibleꢀcurrentꢀhaveꢀtoꢀbeꢀtakenꢀintoꢀconsideration ꢀTheꢀ

connectorꢀandꢀwireꢀcrossꢀsectionꢀhaveꢀtoꢀbeꢀselectedꢀsoꢀthatꢀunderꢀtheꢀ

currentꢀloadꢀtheꢀincreaseꢀofꢀtheꢀtemperatureꢀatꢀtheꢀconnectorꢀpointꢀmustꢀ

ꢀ’Minimumꢀenergizationꢀduration’

ꢀ

connection ꢀ

Furthermoreꢀtheꢀcorrectꢀinsulationꢀofꢀtheꢀconnectors/plugsꢀhaveꢀtoꢀbeꢀ

respected

Rated coil power

Productꢀofꢀcoilꢀcurrentꢀandꢀvoltageꢀatꢀratedꢀcoilꢀvoltageꢀ(inꢀmWꢀorꢀWꢀforꢀDC-

coilsꢀandꢀinꢀVAꢀforꢀAC-coils)

Rated coil voltage, Nominal voltage (coil)

Ratedꢀvoltageꢀatꢀwhichꢀtheꢀrelayꢀdisplaysꢀtheꢀoperatingꢀcharacteristics,ꢀgivenꢀ

forꢀaꢀconstantꢀDCꢀsupplyꢀorꢀsinusoidalꢀACꢀsupply ꢀOtherꢀoperatingꢀcondi-

tionsꢀ(e g ꢀpulseꢀcontrol,ꢀrampꢀvoltage,ꢀhalfꢀwaveꢀrectifying,ꢀetc )ꢀmayꢀleadꢀtoꢀ

characteristicsꢀotherꢀthanꢀspeciﬁed

Rated current

Currentꢀaꢀrelayꢀcanꢀswitchꢀonꢀandꢀoffꢀandꢀaꢀrelayꢀorꢀaccessoryꢀcanꢀcarryꢀun-

derꢀspeciﬁedꢀconditions ꢀUnlessꢀotherwiseꢀdeﬁnedꢀtheꢀratedꢀcurrentꢀcovers:ꢀ

■

ꢀcontactꢀcurrent,ꢀswitchingꢀcurrentꢀ

ꢀlimitingꢀcontinuousꢀcurrent:ꢀForꢀaꢀrelayꢀtheꢀspeciﬁedꢀconditionsꢀareꢀ

deﬁnedꢀunderꢀcontactꢀratings;ꢀseeꢀ>ꢀcontactꢀratings ꢀForꢀaccessoriesꢀ

theꢀratedꢀcurrentꢀisꢀspeciﬁedꢀforꢀaꢀdutyꢀfactorꢀofꢀ50%ꢀatꢀratedꢀfrequencyꢀ

ofꢀoperationꢀandꢀatꢀambientꢀtemperatureꢀ23°C;ꢀtheꢀrespectiveꢀderatingꢀ

curvesꢀshouldꢀbeꢀfollowed

Relay with force guided contacts

Theꢀcomplianceꢀwithꢀregulationsꢀforꢀtheꢀsafetyꢀofꢀpersonsꢀandꢀmaterialꢀisꢀ

imperativeꢀinꢀourꢀtechnicalꢀworld ꢀNationalꢀandꢀinternationalꢀregulationsꢀtakeꢀ

variousꢀrisksꢀintoꢀaccount ꢀTheseꢀsafetyꢀstandardsꢀalsoꢀmakeꢀdemandsꢀonꢀ

componentsꢀwhichꢀshareꢀwithꢀtheirꢀfunctionꢀtheꢀsafetyꢀlevelꢀofꢀaꢀplant,ꢀma-

chineꢀorꢀtheꢀequipment ꢀForꢀrelaysꢀbeingꢀusedꢀforꢀsafeꢀcontactꢀmonitoringꢀ

Rated values

Standardꢀvaluesꢀtheꢀrelayꢀisꢀdesignedꢀfo

ꢀValuesꢀareꢀusedꢀtoꢀclassifyꢀrelays

purposesꢀtheꢀcontactsꢀhaveꢀtoꢀbeꢀlinkedꢀmechanicallyꢀinꢀaꢀway,ꢀthatꢀNOꢀandꢀ

NCꢀcontactsꢀmustꢀnotꢀbeꢀclosedꢀatꢀtheꢀsameꢀtime ꢀItꢀhasꢀtoꢀbeꢀensured,ꢀ

thatꢀoverꢀtheꢀentireꢀlifeꢀandꢀevenꢀinꢀcaseꢀofꢀmalfunctionꢀ(e g ꢀcontactꢀwel-

ding)ꢀtheꢀopenꢀcontactꢀgapꢀwillꢀbeꢀatꢀleastꢀ0 5ꢀmm ꢀRelaysꢀwithꢀforceꢀguidedꢀ

contactsꢀcomplyꢀwithꢀtheꢀrequirementsꢀofꢀ

EN61810-3ꢀ(formerlyꢀEN50205)

Rated voltage (contacts)

Voltageꢀbetweenꢀtheꢀswitchingꢀcontactsꢀbeforeꢀclosingꢀorꢀafterꢀopeningꢀofꢀ

theꢀcontact

REACH SvHC compliance

Seeꢀ>ꢀ’Materialꢀsubstanceꢀspeciﬁcation’ꢀonꢀTE’sꢀWebsite:ꢀꢀ

Release

Processꢀinꢀwhichꢀaꢀmonostableꢀrelayꢀshiftsꢀfromꢀtheꢀoperateꢀstateꢀbackꢀtoꢀ

theꢀrestꢀstate

Reference temperature

Unlessꢀotherwiseꢀindicatedꢀtheꢀreferenceꢀtemperatureꢀrefersꢀtoꢀanꢀambientꢀ

temperatureꢀofꢀ23°Cꢀ(‘roomꢀtemperature’ꢀ) ꢀAlsoꢀseeꢀ>ꢀ’Coilꢀdata’

Release state (normal position)

Switchꢀpositionꢀofꢀaꢀnon-energizedꢀmonostableꢀrelay

Release time

Reference values

Theꢀtimeꢀintervalꢀthatꢀelapsesꢀfromꢀtheꢀpointꢀofꢀtimeꢀatꢀwhichꢀaꢀmonostableꢀ

relayꢀinꢀtheꢀoperatingꢀstateꢀhasꢀtheꢀratedꢀvoltageꢀdisconnectedꢀtoꢀtheꢀpointꢀ

ofꢀtimeꢀatꢀwhichꢀtheꢀlastꢀoutputꢀcircuitꢀhasꢀclosedꢀorꢀopenedꢀ(notꢀincludingꢀ

theꢀbounceꢀtime) ꢀUnlessꢀotherwiseꢀstatedꢀtheꢀindicatedꢀtimesꢀareꢀmaximumꢀ

valuesꢀandꢀareꢀvalidꢀforꢀenergizationꢀwithꢀratedꢀvoltage,ꢀwithoutꢀanyꢀcompo-

nentsꢀinꢀseriesꢀorꢀparallelꢀtoꢀtheꢀcoil,ꢀandꢀatꢀreferenceꢀtemperature

Reﬂection loss, Return loss

Theꢀpartꢀofꢀaꢀsignalꢀwhichꢀisꢀlostꢀdueꢀtoꢀtheꢀreﬂectionꢀofꢀpowerꢀatꢀaꢀlineꢀofꢀ

discontinuity

Reinforced insulation

Release voltage

Aꢀsingleꢀinsulationꢀsystemꢀappliedꢀtoꢀliveꢀpartsꢀwhichꢀprovidesꢀaꢀdegreeꢀ

ofꢀprotectionꢀagainstꢀelectricꢀshock,ꢀcomparableꢀtoꢀaꢀsystemꢀcomprisingꢀ

basicꢀinsulationꢀandꢀsupplementaryꢀinsulationꢀ(referꢀtoꢀIECꢀ61810-1,ꢀ

peꢀofꢀ

insulation)

Theꢀinputꢀvoltageꢀatꢀorꢀbelowꢀwhichꢀaꢀmonostableꢀrelayꢀreleasesꢀtoꢀtheꢀrestꢀ

stateꢀatꢀtheꢀreferenceꢀtemperature

Reliabilty

Electromechanicalꢀcomponentsꢀasꢀrelays,ꢀareꢀsubjectꢀtoꢀwearꢀ(mechanicalꢀ

andꢀelectrical) ꢀForꢀtheꢀreliabilityꢀtheꢀtypicalꢀbath-tubꢀcurveꢀapplies,ꢀhenceꢀ

singularꢀstatisticalꢀfailureꢀeventsꢀbelowꢀtypicalꢀreliabilityꢀvaluesꢀmayꢀoccu

Relay cycles

Dueꢀtoꢀtheꢀselfꢀinductionꢀofꢀtheꢀcoilꢀandꢀtheꢀinertiaꢀofꢀtheꢀpartsꢀtoꢀbeꢀmo-

ved,ꢀonꢀactivatingꢀaꢀrelayꢀtheꢀoperationsꢀdoꢀnotꢀtakeꢀplaceꢀsuddenly ꢀTheꢀ

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

µs) ꢀThisꢀtestꢀisꢀperfor-

medꢀaccordingꢀtoꢀtheꢀIECꢀ60068-2-27,ꢀEaꢀtest

Seeꢀ>ꢀ’Categoryꢀofꢀprotectionꢀ(IECꢀ61810)’ꢀ-ꢀRTꢀIVꢀandꢀRTꢀ

accordingꢀtoꢀtheꢀIECꢀ60068-2-27,ꢀEaꢀtest

Automotive, General Purpose and Signal Relays

Deﬁnitions

(Continued)

Reset

Shock resistance (destruction)

Thisꢀtestꢀisꢀusedꢀtoꢀevaluateꢀtheꢀresistanceꢀofꢀtheꢀrelayꢀtoꢀheavyꢀmechanicalꢀ

Processꢀinꢀwhichꢀaꢀbistableꢀrelayꢀreturnsꢀfromꢀtheꢀoperateꢀstateꢀbackꢀtoꢀtheꢀ

restꢀstate

shocksꢀleadingꢀtoꢀaꢀpermanentꢀdamageꢀtoꢀtheꢀrelay ꢀThisꢀtestꢀisꢀperformedꢀ

Reset state

Switchꢀpositionꢀofꢀaꢀbistableꢀrelayꢀasꢀspeciﬁedꢀbyꢀtheꢀmanufacture

ꢀUnlessꢀ

otherwiseꢀstatedꢀtheꢀresetꢀstateꢀisꢀtheꢀcontactꢀpositionꢀwhereꢀtheꢀnormallyꢀ

openꢀcontactsꢀ(formꢀA,ꢀNOꢀcontact)ꢀareꢀopenꢀandꢀtheꢀnormallyꢀclosedꢀcon-

tactsꢀ(formꢀB,ꢀNCꢀcontact)ꢀareꢀclosed ꢀPleaseꢀnoteꢀthatꢀtheꢀcontactꢀpositionꢀ

forꢀbistableꢀrelaysꢀisꢀnotꢀdeﬁnedꢀatꢀdelivery

Shock resistance (function)

Thisꢀtestꢀisꢀusedꢀtoꢀevaluateꢀtheꢀresistanceꢀofꢀtheꢀrelayꢀtoꢀmechanicalꢀ

shocksꢀsuchꢀasꢀthoseꢀthatꢀcouldꢀoccurꢀinꢀtransportꢀorꢀduringꢀoperationꢀ(noꢀ

openingꢀofꢀclosedꢀrelayꢀcontactsꢀwithꢀaꢀdurationꢀ>10ꢀ

Dataꢀvalidꢀforꢀallꢀrelayꢀaxesꢀunlessꢀotherwiseꢀstated ꢀNeverthelessꢀitꢀisꢀ

recommendedꢀtoꢀavoidꢀshockꢀespeciallyꢀinꢀarmatureꢀandꢀcontactꢀmovementꢀ

direction ꢀ

Reset time

Theꢀtimeꢀintervalꢀthatꢀelapsesꢀfromꢀtheꢀpointꢀofꢀtimeꢀatꢀwhichꢀaꢀbistableꢀrelayꢀ

inꢀtheꢀoperatingꢀstateꢀhasꢀtheꢀratedꢀvoltageꢀ(appliedꢀinꢀtheꢀoppositeꢀdirectionꢀ

forꢀ1-coilꢀsystemsꢀandꢀtoꢀtheꢀresetꢀcoilꢀforꢀ2-coilꢀsystems)ꢀtoꢀtheꢀpointꢀofꢀ

timeꢀatꢀwhichꢀtheꢀlastꢀoutputꢀcircuitꢀhasꢀclosedꢀorꢀopenedꢀ(notꢀincludingꢀtheꢀ

bounceꢀtime) ꢀ

Single contact

Contactꢀsystemꢀwithꢀoneꢀcontactꢀpointꢀperꢀcontactꢀmemberꢀ(contactꢀblade)

Single/double throw contact

Reset voltage

Aꢀsingleꢀthrowꢀcontactꢀconnectsꢀoneꢀcommonꢀlineꢀ(movableꢀcontact)ꢀtoꢀoneꢀ

loadꢀlineꢀ(stationaryꢀcontact) ꢀSeeꢀ>ꢀ’FormꢀAꢀcontact’ꢀandꢀ’FormꢀBꢀcontact’ ꢀ

Aꢀdoubleꢀthrowꢀcontactꢀswitchesꢀoneꢀcommonꢀlineꢀbetweenꢀtwoꢀstationaryꢀ

contacts,ꢀforꢀexampleꢀbetweenꢀaꢀNOꢀcontactꢀandꢀaꢀNCꢀcontact ꢀSeeꢀ>ꢀ

‘FormꢀCꢀcontact,ꢀCOꢀcontact,ꢀchangeoverꢀcontact’

Theꢀinputꢀvoltageꢀtoꢀaꢀbistableꢀcoilꢀforꢀresetꢀtoꢀtheꢀrestꢀstateꢀatꢀtheꢀreferenceꢀ

temperature ꢀPleaseꢀnoteꢀtheꢀwiringꢀdiagramꢀandꢀtheꢀpolarityꢀ(seeꢀ>ꢀ’Bista-

bleꢀrelay’)

■

ꢀResetꢀvoltageꢀmax

Theꢀinputꢀvoltageꢀthatꢀmustꢀnotꢀbeꢀexceededꢀtoꢀaꢀbistableꢀcoilꢀforꢀresetꢀtoꢀ

theꢀrestꢀstateꢀatꢀtheꢀreferenceꢀtemperature

ꢀResetꢀvoltageꢀmin

Single/double/multi pole

Aꢀsingleꢀpoleꢀrelayꢀconnectsꢀoneꢀcommonꢀlineꢀ(movableꢀcontact)ꢀtoꢀoneꢀ

■

loadꢀlineꢀ(stationaryꢀcontact) ꢀ

Theꢀinputꢀvoltageꢀthatꢀhasꢀtoꢀbeꢀappliedꢀtoꢀaꢀbistableꢀcoilꢀforꢀresetꢀtoꢀtheꢀ

restꢀstateꢀatꢀtheꢀreferenceꢀtemperature

Aꢀdoubleꢀpoleꢀrelayꢀswitchesꢀtwo,ꢀelectricallyꢀdisconnectedꢀcommonꢀlinesꢀ

withꢀtwoꢀelectricallyꢀindependentꢀloadꢀlinesꢀ(likeꢀtwoꢀseparateꢀmakeꢀrelays);ꢀ

theꢀsameꢀstandsꢀforꢀmulti-poleꢀrelays,ꢀtheꢀnumberꢀofꢀpolesꢀindicateꢀtheꢀ

numberꢀofꢀindependentlyꢀswitchesꢀloadꢀlines

Resistance to soldering heat

AccordingꢀtoꢀIECꢀ60068-2-20,ꢀmethodꢀ1A

Rest state

Switchingꢀofꢀdifferentꢀpotentialsꢀonꢀadjacentꢀcontactꢀcircuitsꢀofꢀaꢀmulti-poleꢀ

relayꢀisꢀpermittedꢀasꢀlongꢀasꢀtheꢀsumꢀofꢀappliedꢀvoltagesꢀdoesꢀnotꢀexceedꢀ

theꢀratedꢀinsulationꢀvoltage

Switchꢀpositionꢀofꢀaꢀmonostableꢀrelayꢀinꢀtheꢀunenergizedꢀstate ꢀ

Forꢀbistableꢀrelaysꢀsee>ꢀ’Resetꢀstate’

Theꢀswitchingꢀofꢀdifferentꢀvoltagesꢀwithꢀtheꢀgenerationꢀofꢀanꢀelectricalꢀarcꢀ

andꢀtheꢀswitchingꢀofꢀreverseꢀpolarityꢀonꢀadjacentꢀcontactꢀcircuitsꢀofꢀaꢀmulti-

poleꢀrelayꢀwithoutꢀcontactꢀseparatedꢀchambersꢀhoweverꢀisꢀnotꢀpermitted ꢀ

Theꢀcontactꢀloadꢀhasꢀtoꢀbeꢀconnectedꢀtoꢀtheꢀsameꢀcontactꢀside

RoHS – Directive 2002/95/EC, EU RoHS compliance

DirectiveꢀonꢀtheꢀRestrictionꢀofꢀHazardousꢀSubstancesꢀ(Directiveꢀ2002/95/

EU,ꢀRoHSꢀdirective)ꢀrestrictingꢀtheꢀuseꢀofꢀcertainꢀmaterialsꢀasꢀLeadꢀ(Pb),ꢀ

Cadmiumꢀ(Cd),ꢀMercuryꢀ(Hg),ꢀhexavalentꢀChromiumꢀ(Cr6),ꢀpolybrominatedꢀ

Biphenylsꢀ(PBB)ꢀandꢀpolybrominatedꢀDiphenylethersꢀ(PBDE)

‘Compliant’ꢀ

Sockets and accessories

Allꢀlistedꢀsocketsꢀandꢀaccessoriesꢀhaveꢀbeenꢀtestedꢀandꢀapprovedꢀonlyꢀwithꢀ

ꢀ

indicatesꢀthatꢀtheꢀentireꢀproductꢀgroupꢀisꢀcompliantꢀwithꢀtheꢀRoHSꢀ

directiveꢀandꢀnoneꢀofꢀtheꢀaboveꢀmaterialsꢀisꢀintentionallyꢀaddedꢀand/orꢀ

belowꢀtheꢀlimitsꢀsetꢀforthꢀinꢀtheꢀdirective

theꢀindicatedꢀrelaysꢀfromꢀtheꢀTEꢀproductꢀrange

Forꢀcombinationsꢀofꢀsocketsꢀwithꢀotherꢀrelaysꢀwithꢀsimilarꢀdesignꢀandꢀpin-

ningꢀTEꢀcannotꢀtakeꢀresponsibilityꢀforꢀanyꢀmalfunction ꢀꢀ

Alsoꢀseeꢀ>ꢀ’Combinationꢀofꢀrelayꢀandꢀsocket’

‘Compliantꢀversions’ꢀ

ꢀ

indicatesꢀthatꢀcertainꢀproductsꢀwithinꢀtheꢀrespectiveꢀproductꢀgroupꢀareꢀ

compliantꢀwithꢀtheꢀRoHSꢀdirective ꢀTheꢀRoHSꢀcompliantꢀselectionꢀisꢀ

indicatedꢀtogetherꢀwithꢀtheꢀinformationꢀonꢀtheꢀRoHSꢀcompliance ꢀSomeꢀ

productsꢀofꢀthatꢀproductꢀgroupꢀhoweverꢀdoꢀcontainꢀmaterialsꢀ(e g ꢀCd)ꢀ

listedꢀaboveꢀandꢀthusꢀareꢀnotꢀcompliantꢀwithꢀtheꢀRoHSꢀdirective ꢀ

Soldering temperature/time, IEC 60068-2-20

Seeꢀ>ꢀ’Resistanceꢀtoꢀsolderingꢀheat’

Solid insulation

Solidꢀinsulatingꢀmaterialꢀbetweenꢀtwoꢀconductiveꢀparts

Safety relay

Seeꢀ>ꢀ’Relayꢀwithꢀforceꢀguidedꢀcontacts’

Steady state current limit

Seeꢀ>ꢀ’Limitingꢀcontinuousꢀcurrent’

Sealed relay

Stripline

Aꢀtypeꢀofꢀtransmissionꢀlineꢀconﬁgurationꢀwhichꢀconsistsꢀofꢀaꢀsingleꢀnarrowꢀ

Set time

conductorꢀparallelꢀandꢀequidistantꢀtoꢀtwoꢀparallelꢀgroundꢀplanes

Theꢀtimeꢀintervalꢀthatꢀelapsesꢀfromꢀoperatingꢀaꢀbistableꢀrelayꢀwithꢀtheꢀratedꢀ

voltageꢀ(pulseꢀorꢀsquareꢀsignal)ꢀatꢀanꢀambientꢀtemperatureꢀofꢀ23°Cꢀtoꢀtheꢀ

momentꢀwhenꢀtheꢀlastꢀoutputꢀcircuitꢀisꢀclosedꢀorꢀopenedꢀ(bounceꢀtimeꢀnotꢀ

included) ꢀTheꢀoperateꢀtimeꢀvariesꢀwithꢀtheꢀappliedꢀcoilꢀvoltageꢀandꢀtheꢀ

ambient/coilꢀtemperature ꢀ

Switching capacity

Seeꢀ>ꢀ’Switchingꢀpower’

Switching current

Seeꢀ>

■

ꢀ’Ratedꢀcurrent’

ꢀ’Limitingꢀmakingꢀcurrent’

ꢀ’Limitingꢀbreakingꢀcurrent’

Set voltage

Valueꢀofꢀcoilꢀvoltageꢀatꢀwhichꢀaꢀbistableꢀrelayꢀoperates ꢀForꢀmonostableꢀ

relaysꢀseeꢀ>ꢀ’Operateꢀvoltage’

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

trackingꢀunderꢀspeciﬁedꢀconditionsꢀ(accordingꢀIEVꢀ

212-01-45)

Automotive, General Purpose and Signal Relays

Deﬁnitions

(Continued)

Switching power

Productꢀofꢀtheꢀswitchingꢀcurrentꢀandꢀswitchingꢀvoltageꢀ(inꢀWꢀforꢀdirectꢀcur-

rent,ꢀinꢀVAꢀforꢀalternatingꢀcurrent)

Through-hole technology (THT)

Anꢀassemblyꢀprocessꢀforꢀmountingꢀcomponentsꢀwhereꢀterminalsꢀareꢀpassedꢀ

throughꢀsupportedꢀ(platedꢀthrough)ꢀorꢀunsupportedꢀ(bare)ꢀholesꢀinꢀanꢀinter-

connectionꢀsubstrate ꢀNormally,ꢀtraditionalꢀwaveꢀsolderingꢀisꢀusedꢀwithꢀTHTꢀ

components

Switching rate

Seeꢀ>ꢀ’Frequencyꢀofꢀoperation’

acking

Switching voltage

Progressiveꢀdegradationꢀofꢀaꢀsolidꢀinsulatingꢀmaterialꢀbyꢀlocalꢀdischargesꢀtoꢀ

Seeꢀ>ꢀ’Ratedꢀvoltageꢀ(contacts)’

formꢀconductingꢀorꢀpartiallyꢀconductingꢀpaths

Switching voltage max.

Seeꢀ>ꢀ’Max ꢀswitchingꢀvoltage’

acking index

■

ꢀPTIꢀ-ꢀProofꢀtrackingꢀindexꢀ-ꢀnumericalꢀvalueꢀofꢀtheꢀproofꢀvoltageꢀex-

pressedꢀinꢀvoltsꢀwhichꢀaꢀmaterialꢀinꢀtestꢀcanꢀwithstandꢀwithoutꢀtrackingꢀ

underꢀspeciﬁedꢀconditionsꢀ(accordingꢀIEVꢀ212-01-45)

ꢀCTIꢀ-ꢀComparativeꢀtrackingꢀindexꢀ-ꢀnumericalꢀvalueꢀofꢀtheꢀmaximumꢀvol-

tageꢀexpressedꢀinꢀvoltsꢀwhichꢀaꢀmaterialꢀinꢀtestꢀcanꢀwithstandꢀwithoutꢀ

rminal assignment

Forꢀhistoricalꢀreasonsꢀandꢀdueꢀtoꢀtypicalꢀapplicationꢀnomenclatureꢀ(e g ꢀrelays

inꢀautomotiveꢀapplications)ꢀdifferentꢀterminalꢀassignmentꢀschemesꢀareꢀused:

rminalꢀassignmentꢀtoꢀIECꢀ

ꢀ

Theꢀterminalsꢀareꢀidentiﬁedꢀbyꢀconsecutiveꢀnumbers ꢀPleaseꢀnoteꢀthatꢀ

twoꢀdigitꢀidentiﬁersꢀexistꢀinꢀbothꢀtheꢀIECꢀ67ꢀandꢀtheꢀENꢀ50005ꢀidentiﬁ-

ꢀ

■

ansit time

cationꢀsystemsꢀandꢀmayꢀhaveꢀdifferentꢀmeaning

rminalꢀassignmentꢀtoꢀENꢀ50005:ꢀtheꢀterminalsꢀareꢀdeﬁnedꢀbyꢀaꢀtwoꢀdigitꢀ

code:ꢀ

Theꢀmovementꢀtimeꢀofꢀtheꢀarmatureꢀafterꢀopeningꢀofꢀoneꢀcontactꢀsetꢀ(e g ꢀ

NC)ꢀbeforeꢀclosingꢀofꢀtheꢀotherꢀ(e g ꢀNO)ꢀofꢀaꢀchangeoverꢀrelay ꢀSeeꢀ>ꢀ

‘Relayꢀcycles’ ꢀ

ꢀ

forꢀtheꢀcoilꢀterminalsꢀ’A1′,ꢀ’A2’ꢀareꢀused

ꢀ

forꢀcontactsꢀtheꢀﬁrstꢀnumberꢀindicatesꢀtheꢀpole,ꢀtheꢀsecondꢀnumberꢀ

indicatesꢀtheꢀfunctionꢀ

ꢀ

1ꢀforꢀtheꢀmovableꢀformꢀC,ꢀCOꢀcontact,ꢀ

ꢀ

2ꢀforꢀtheꢀformꢀB,ꢀNCꢀcontact,ꢀ

ꢀ

4ꢀforꢀtheꢀformꢀA,ꢀNOꢀcontact

ꢀ

e g ꢀaꢀterminalꢀ’24’ꢀindicatesꢀtheꢀformꢀA,ꢀNOꢀcontactꢀofꢀtheꢀsecondꢀpoleꢀ

ofꢀaꢀrelay

in contact, bifurcated contact

Contactꢀwithꢀtwoꢀsimultaneouslyꢀoperatingꢀcontactꢀpoints ꢀ

inꢀcontactsꢀ

increaseꢀtheꢀcontactꢀreliabilityꢀconsiderably,ꢀespeciallyꢀwhenꢀswitchingꢀlowꢀ

currentsꢀandꢀvoltagesꢀ(dryꢀcircuits)ꢀand/orꢀareꢀusedꢀforꢀreductionꢀofꢀcontactꢀ

resistance ꢀBifurcatedꢀcontactsꢀareꢀtwinꢀcontactsꢀwithꢀtheꢀtwoꢀcontactꢀ

pointsꢀonꢀoneꢀcontactꢀmemberꢀ(contactꢀblade)

rtd

Automotiveꢀrelays

Seeꢀ>ꢀ’Ratedꢀvoltage’

ꢀ

QuickꢀconnectꢀstyleꢀcoilꢀandꢀloadꢀterminalsꢀISOꢀrelaysꢀmayꢀbeꢀnumbe-

redꢀaccordingꢀtoꢀtwoꢀdifferentꢀstandards,ꢀtheꢀterminalsꢀhaveꢀtheꢀsameꢀ

locationꢀandꢀfunction ꢀTheꢀrespectiveꢀnumbersꢀare:

ꢀ

1ꢀorꢀ86ꢀforꢀtheꢀﬁrstꢀcoilꢀpin;ꢀ

ꢀ

2ꢀorꢀ85ꢀforꢀtheꢀsecondꢀcoilꢀpin;ꢀ

ꢀ

3ꢀorꢀ30ꢀforꢀtheꢀcommonꢀloadꢀpin;ꢀ

Vibration resistance (destructive)

Thisꢀtestꢀisꢀusedꢀtoꢀevaluateꢀtheꢀresistanceꢀofꢀtheꢀrelayꢀtoꢀheavyꢀmechanicalꢀ

vibrationꢀleadingꢀtoꢀaꢀpermanentꢀdamageꢀtoꢀtheꢀrelay ꢀThisꢀtestꢀisꢀperformedꢀ

accordingꢀtoꢀtheꢀIECꢀ60068-2-27,ꢀEaꢀtest

ꢀ

4ꢀorꢀ87aꢀforꢀtheꢀformꢀB,ꢀNCꢀloadꢀpin;ꢀ

ꢀ

5ꢀorꢀ87ꢀforꢀtheꢀformꢀA,ꢀNOꢀloadꢀpin ꢀ

Vibration resistance (functional)

Thisꢀtestꢀisꢀusedꢀtoꢀevaluateꢀtheꢀresistanceꢀofꢀtheꢀrelayꢀtoꢀharmonicꢀme-

chanicalꢀoscillationsꢀsuchꢀasꢀthoseꢀthatꢀcouldꢀoccurꢀinꢀtransportꢀorꢀduringꢀ

operation ꢀNoꢀopeningꢀofꢀclosedꢀrelayꢀcontactsꢀorꢀclosingꢀofꢀopenꢀrelayꢀ

contactsꢀwithꢀaꢀdurationꢀ>10ꢀµsꢀꢀisꢀallowedꢀtoꢀoccurꢀduringꢀtheꢀtest ꢀThisꢀ

testꢀisꢀperformedꢀaccordingꢀtoꢀtheꢀIECꢀ60068-2-6,ꢀFcꢀtest ꢀUnlessꢀotherwiseꢀ

statedꢀtheꢀvaluesꢀreferꢀtoꢀaꢀfrequencyꢀrangeꢀ30 150ꢀHz

NOTEꢀthatꢀtheꢀterminalꢀassignmentꢀgraphsꢀareꢀindicatedꢀeitherꢀ’bottomꢀ

view’ꢀ(asꢀseenꢀfromꢀtheꢀsolderꢀwaveꢀsideꢀofꢀpcb’s,ꢀpinꢀsideꢀofꢀtheꢀrelays)ꢀorꢀ

‘topꢀview’ꢀ(asꢀseenꢀfromꢀtheꢀcomponentꢀsideꢀofꢀsingleꢀsidedꢀpcb’sꢀorꢀtheꢀ

coverꢀsideꢀofꢀaꢀrelay)

rminal torque, screw type terminals

Forꢀscrewꢀtypeꢀterminalsꢀtheꢀmaximumꢀindicatedꢀscrewꢀtorqueꢀmustꢀnotꢀbeꢀ

Voltage drop

Effectꢀofꢀcontactꢀresistance,ꢀmeasuredꢀasꢀvoltageꢀdropꢀacrossꢀclosedꢀcon-

tacts ꢀSeeꢀ>ꢀ’Contactꢀresistance’

exceeded ꢀ

Noꢀtorqueꢀmustꢀbeꢀappliedꢀtoꢀanyꢀotherꢀterminalꢀtypesꢀofꢀrelaysꢀorꢀaccessories

st voltage/dielectric test voltage/dielectric strength

Voltageꢀappliedꢀduringꢀdielectricꢀ(highꢀvoltage)ꢀtestsꢀbetweenꢀintentionallyꢀ

notꢀelectricallyꢀconnectedꢀpartsꢀofꢀtheꢀrelay

VSWR

Abbreviationꢀforꢀ’VoltageꢀStandingꢀWaveꢀRatio’ ꢀTheꢀratioꢀofꢀtheꢀmaximumꢀtoꢀ

theꢀminimumꢀvoltageꢀsetꢀupꢀalongꢀaꢀtransmissionꢀbyꢀreﬂections

Thermal resistance

Wash tight/immersion cleanable

Seeꢀ’Categoryꢀofꢀprotectionꢀ(IECꢀ61810)’ꢀ-ꢀRTꢀIII ꢀ

RelayꢀparameterꢀmeasuredꢀinꢀKelvinꢀperꢀWatt,ꢀwhichꢀrelatesꢀtheꢀconsumedꢀ

powerꢀwithꢀtheꢀrespectiveꢀtemperatureꢀincreaseꢀinꢀtheꢀstateꢀofꢀthermalꢀequi-

libriumꢀmeasuredꢀwithoutꢀloadꢀandꢀwithoutꢀcomponentsꢀinꢀparallelꢀorꢀinꢀlineꢀ

toꢀtheꢀcoil ꢀMultipliedꢀwithꢀitsꢀpowerꢀconsumptionꢀ(atꢀtheꢀactualꢀcoilꢀtempera-

ture)ꢀitꢀindicatesꢀtheꢀtemperatureꢀriseꢀofꢀtheꢀcoilꢀaboveꢀambientꢀtemperature

Relaysꢀthatꢀcanꢀbeꢀcleanedꢀtogetherꢀwithꢀtheꢀprintedꢀcircuitꢀboardꢀafterꢀ

soldering ꢀTheꢀwashingꢀrequiresꢀaꢀsuitableꢀsolvent ꢀTheꢀtermꢀ„immersionꢀ

cleanable/washꢀtight“ꢀisꢀnotꢀidenticalꢀwithꢀ„hermeticallyꢀsealed“!

UnlessꢀotherwiseꢀstatedꢀtheꢀrelaysꢀareꢀwashꢀtightꢀaccordingꢀtoꢀQc2ꢀIECꢀꢀ

60068-2-17,ꢀtestedꢀwithꢀaꢀwaterꢀimmersionꢀtestꢀatꢀmax ꢀambientꢀtempera-

tureꢀforꢀ1ꢀminute

Contactꢀourꢀtechnicalꢀsupportꢀforꢀsuitableꢀsolventsꢀandꢀwashingꢀparame-

ters ꢀTheꢀuserꢀneedsꢀtoꢀverifyꢀtheꢀcompatabilityꢀofꢀlacque

ꢀsolvantsꢀandꢀ

dryingꢀprocess

Thermoelectric potential

Voltageꢀatꢀtheꢀrelayꢀterminalsꢀofꢀaꢀclosedꢀcontactꢀresultingꢀfromꢀaꢀtempera-

tureꢀdifferenceꢀofꢀtheꢀdifferentꢀmetalꢀjunctionsꢀ(terminal,ꢀspring,ꢀcontacts, )ꢀ

insideꢀtheꢀrelay

Through-hole reﬂow (THR)

Anꢀassemblyꢀprocess,ꢀwhereꢀTHTꢀcomponentsꢀareꢀsolderedꢀinꢀaꢀreﬂowꢀpro-

cessꢀinsteadꢀofꢀtraditionalꢀwaveꢀsolderingꢀ(alsoꢀreferredꢀtoꢀasꢀpin-in-paste) ꢀ

ForꢀdetailsꢀseeꢀchapterꢀProcessingꢀInformation

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

Automotive, General Purpose and Signal Relays

Handling, Processing, Testing and Use

Electromechanicalꢀrelaysꢀareꢀoneꢀofꢀtheꢀmostꢀrobustꢀandꢀreliableꢀcompo-

Processing

nents ꢀ

ꢀachieveꢀtheꢀspeciﬁedꢀperformanceꢀsomeꢀprecautionsꢀmustꢀbeꢀ

takenꢀduringꢀtransportation,ꢀstorage,ꢀhandling,ꢀprocessingꢀandꢀtesting

CAUTION: ANY TRANSPOR

, P

CKAGING, HANDLING OR USE DIF-

FERENT

HAN HEREIN RECOMMENDED BY TE MAY CAUSE RISKS

AND IN THIS SITU

ION SHALL BE ENTIRE

ORNE BY USER.

sting

Forꢀelectricalꢀincomingꢀinspectionꢀtestsꢀreferꢀtoꢀsectionsꢀ>ꢀ’Contactꢀresis-

tance’,ꢀ’Diagnosticsꢀofꢀrelays’ꢀandꢀꢀ’Storage’

Duringꢀincomingꢀinspectionꢀandꢀrespectiveꢀhandling,ꢀspecialꢀcareꢀhasꢀtoꢀbeꢀ

takenꢀnotꢀtoꢀbendꢀtheꢀrelayꢀterminals ꢀTheꢀdegradationꢀofꢀsealingꢀpropertiesꢀ

upꢀtoꢀinternalꢀfailuresꢀ(e g ꢀbreakingꢀofꢀcoilꢀwires)ꢀcouldꢀbeꢀtheꢀconsequence

Handling / Logistics

Handling during processing

Relaysꢀareꢀhighꢀprecisionꢀcomponents,ꢀsensitiveꢀtoꢀmechanicalꢀstressꢀandꢀ

abusiveꢀhandling ꢀCareꢀmustꢀbeꢀtakenꢀwhenꢀhandlingꢀtheꢀrelayꢀduringꢀallꢀsta-

gesꢀofꢀproduction ꢀꢀDoꢀnotꢀexertꢀanyꢀpressureꢀonꢀtheꢀpins

ansport

Duringꢀtransport,ꢀcareꢀhasꢀtoꢀbeꢀtakenꢀtoꢀavoidꢀexcessiveꢀshockꢀandꢀvib-

ration ꢀMechanicalꢀstressꢀcanꢀleadꢀtoꢀchangesꢀinꢀoperatingꢀcharacteristicsꢀ

orꢀtoꢀinternalꢀdamageꢀofꢀtheꢀrelayꢀ(seeꢀ>ꢀ’Vibrationꢀandꢀshockꢀresistance’) ꢀ

Whenꢀaꢀpotentialꢀexcessꢀofꢀmechanicalꢀstressꢀisꢀsuspectedꢀ(e g ꢀdamagedꢀ

packaging,ꢀdroppedꢀpackagesꢀorꢀrelays,ꢀetc ),ꢀtheꢀrelaysꢀshouldꢀbeꢀcheckedꢀ

andꢀtestedꢀbeforeꢀuse

Manualꢀhandling

■

ꢀtheꢀrelaysꢀhaveꢀtoꢀbeꢀremovedꢀfromꢀtheꢀpackagingꢀinꢀonꢀorderlyꢀway

ꢀprocessingꢀofꢀrelaysꢀinꢀbulkꢀisꢀnotꢀpermitted

ꢀwhenꢀrelaysꢀareꢀmanuallyꢀhandledꢀandꢀplacedꢀonꢀPCB

’

,ꢀspecialꢀ

attentionꢀmustꢀbeꢀpaid,ꢀnotꢀtoꢀdropꢀrelaysꢀontoꢀtheꢀﬂoorꢀorꢀotherꢀhardꢀ

surfacesꢀ(e g ꢀassemblyꢀtables) ꢀOnceꢀdropped,ꢀthereꢀisꢀaꢀriskꢀofꢀhighꢀ

mechanicalꢀshockꢀandꢀpotentialꢀdamageꢀofꢀtheꢀrelay;ꢀtheseꢀrelaysꢀ

shouldꢀnotꢀbeꢀusedꢀanymore ꢀInꢀcaseꢀofꢀrelaysꢀassembledꢀtoꢀlongꢀwiresꢀ

orꢀharnessesꢀanyꢀmechanicalꢀshockꢀdueꢀtoꢀwhiplashꢀeffectꢀhasꢀtoꢀbeꢀ

avoided ꢀ

Packaging

Dependingꢀonꢀtheꢀrelayꢀtypeꢀandꢀdesignꢀandꢀwithꢀregardꢀtoꢀspeciﬁcꢀrequi-

rementsꢀvariousꢀpackagingꢀtypesꢀandꢀtechnolgiesꢀareꢀusedꢀforꢀshipmentꢀofꢀ

ourꢀproducts

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ꢀTHTꢀandꢀTHRꢀrelaysꢀ

areꢀpackedꢀinꢀtrays,ꢀcardboardꢀorꢀplasticꢀtubesꢀwithꢀstoppersꢀonꢀbothꢀ

sidesꢀofꢀtheꢀtubes ꢀForꢀunpackingꢀfromꢀplasticꢀtubesꢀtheꢀplugsꢀonꢀbothꢀ

sidesꢀshallꢀbeꢀremovedꢀtoꢀpreventꢀanyꢀrelaysꢀstickingꢀtoꢀtheꢀplugsꢀandꢀ

possibleꢀfallingꢀdownꢀontoꢀtheꢀpickꢀplace

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ꢀopenꢀpackages,ꢀtubesꢀorꢀspliceꢀreelsꢀwithꢀcare:ꢀafterꢀprolongedꢀstorageꢀ

atꢀhigherꢀtemperatureꢀthereꢀisꢀaꢀriskꢀofꢀrelaysꢀstickingꢀtoꢀtheꢀstopperꢀ

plugsꢀofꢀtubesꢀandꢀforꢀreelsꢀtheꢀlooseꢀendꢀofꢀtheꢀtapeꢀshallꢀnotꢀdropꢀtoꢀ

theꢀﬂoo

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ꢀSMTꢀrelaysꢀ

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ꢀspecialꢀcareꢀmustꢀbeꢀtaken,ꢀthatꢀtheꢀterminalsꢀofꢀtheꢀrelaysꢀareꢀnotꢀbent ꢀ

Straighteningꢀofꢀbentꢀterminalsꢀandꢀpinsꢀisꢀnotꢀallowed

ꢀdoꢀnotꢀexertꢀundueꢀforceꢀ(e g ꢀbyꢀhandꢀtools)ꢀwhenꢀinsertingꢀtheꢀrelaysꢀ

ontoꢀaꢀpcbꢀorꢀintoꢀaꢀsocket

theꢀstandardꢀpackingꢀareꢀblistersꢀtapesꢀwoundꢀonꢀaꢀreelꢀ(tapeꢀ&ꢀreel)ꢀ

andꢀdryꢀpackedꢀinꢀorderꢀtoꢀpreventꢀtheꢀrelaysꢀfromꢀhumidity ꢀTheꢀSMTꢀ

relaysꢀshouldꢀbeꢀkeptꢀinꢀtheseꢀcontainersꢀforꢀstorageꢀandꢀshouldꢀbeꢀ

removedꢀfromꢀtheꢀboxꢀjustꢀonlyꢀbeforeꢀtheꢀassemblyꢀprocessꢀpreferrablyꢀ

atꢀtheꢀSMTꢀassemblyꢀline ꢀTheꢀboxesꢀareꢀequippedꢀwithꢀshockꢀabsor-

bers,ꢀwhichꢀprotectꢀtheꢀrelaysꢀfromꢀmechanicalꢀimpacts

ꢀIndustrialꢀrelaysꢀareꢀpackedꢀinꢀtraysꢀorꢀinꢀtubes

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Automaticꢀhandling

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ꢀtheꢀmechanicalꢀstressꢀcausedꢀbyꢀhandlingꢀand/orꢀforceꢀofꢀautomaticꢀ

feedersꢀorꢀrobotsꢀhasꢀtoꢀbeꢀadjustedꢀtoꢀavoidꢀmechanicalꢀdamageꢀ(e g ꢀ

crackingꢀofꢀtheꢀrelayꢀcase,ꢀdetachingꢀcapꢀfromꢀrelayꢀbase)

ꢀtheꢀclampingꢀforceꢀshallꢀnotꢀexceedꢀtheꢀvaluesꢀgivenꢀforꢀx,ꢀy,ꢀzꢀdirection,ꢀ

inꢀorderꢀtoꢀprovideꢀforꢀtheꢀproperꢀinternalꢀfunctionꢀofꢀtheꢀrelay ꢀTheꢀforceꢀ

shallꢀbeꢀappliedꢀinꢀtheꢀlargestꢀpossibleꢀarea ꢀPickingꢀinꢀtheꢀdashedꢀareaꢀ

wouldꢀbeꢀpreferred ꢀUnlessꢀotherwiseꢀstatedꢀtheꢀclampingꢀforceꢀshouldꢀ

notꢀexceedꢀ5ꢀNꢀinꢀanyꢀofꢀx/y/zꢀdirection

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Handling

Modernꢀrelaysꢀareꢀhighꢀprecisionꢀcomponents,ꢀsensitiveꢀtoꢀmechanicalꢀ

stressꢀandꢀabusiveꢀhandling ꢀCareꢀmustꢀbeꢀtakenꢀwhenꢀhandlingꢀtheꢀrelayꢀ

duringꢀallꢀstagesꢀofꢀproduction ꢀ

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ꢀspecialꢀattentionꢀmustꢀbeꢀpaid,ꢀnotꢀtoꢀapplyꢀmechanicalꢀshock,ꢀe g ꢀbyꢀ

droppingꢀrelaysꢀontoꢀtheꢀﬂoorꢀorꢀotherꢀhardꢀsurfacesꢀ(e g ꢀassemblyꢀ

tables) ꢀOnceꢀdropped,ꢀrelaysꢀshouldꢀnotꢀbeꢀusedꢀanymoreꢀandꢀshallꢀbeꢀ

scrapped ꢀInꢀcaseꢀofꢀrelaysꢀassembledꢀtoꢀlongꢀwiresꢀorꢀharnessesꢀanyꢀ

mechanicalꢀshockꢀdueꢀtoꢀwhiplashꢀeffectꢀhasꢀtoꢀbeꢀavoided

ꢀcareꢀhasꢀtoꢀbeꢀtakenꢀwhenꢀopeningꢀtubesꢀtoꢀpreventꢀrelaysꢀfromꢀfallingꢀ

outꢀorꢀduringꢀsplicingꢀofꢀreels,ꢀwhereꢀtheꢀlooseꢀendꢀofꢀtheꢀtapeꢀshouldꢀ

notꢀdropꢀtoꢀtheꢀﬂoo

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ꢀdoꢀnotꢀexcertꢀundueꢀforceꢀwhenꢀinsertingꢀtheꢀrelaysꢀontoꢀaꢀpcbꢀorꢀintoꢀaꢀ

socket

Mounting on PCB’s

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ꢀtheꢀrelaysꢀhaveꢀtoꢀbeꢀremovedꢀfromꢀtheꢀpackagingꢀinꢀanꢀorderlyꢀway,ꢀ

processingꢀofꢀrelaysꢀinꢀbulkꢀisꢀnotꢀpermitted ꢀDimensionsꢀandꢀpcbꢀ

layoutꢀindicatedꢀinꢀtheꢀdatasheetꢀareꢀindicatedꢀforꢀtheꢀmanualꢀplace-

mentꢀonꢀtheꢀpcb’s ꢀForꢀautomatedꢀpick-and-placeꢀweꢀreferꢀtoꢀdetailledꢀ

componentꢀdrawings

ꢀunlessꢀotherwiseꢀstatedꢀtheꢀrelayꢀcanꢀbeꢀmountedꢀinꢀanyꢀposition ꢀTheꢀ

relaysꢀcanꢀbeꢀfurtherꢀprocessedꢀinꢀtheꢀindustryꢀstandardꢀcommercialꢀ

solderingꢀandꢀcleaningꢀ(forꢀsuitableꢀproducts)ꢀplants

ꢀwhenꢀinsertingꢀtheꢀrelayꢀintoꢀtheꢀPCB,ꢀdoꢀnotꢀexertꢀanyꢀpressureꢀorꢀuseꢀ

undueꢀforceꢀorꢀtorqueꢀonꢀtheꢀpinsꢀasꢀthisꢀmayꢀcompromiseꢀtheꢀpinꢀsealꢀ

orꢀaffectꢀtheꢀintegrityꢀofꢀtheꢀcoilꢀconnections

ꢀnoꢀpressureꢀshouldꢀbeꢀexertedꢀonꢀtheꢀrelayꢀcoverꢀandꢀterminalꢀpinsꢀafterꢀ

theꢀrelayꢀhasꢀbeenꢀinsertedꢀinꢀtheꢀprintedꢀcircuitꢀboard ꢀ

ꢀafterꢀinsertionꢀinꢀtheꢀprintedꢀcircuitꢀboard,ꢀtheꢀterminalꢀpinsꢀmustꢀnotꢀbeꢀ

bentꢀorꢀtwistedꢀforꢀﬁxationꢀorꢀattachment ꢀBendingꢀorꢀapplyingꢀmecha-

nicalꢀstressꢀtoꢀtheꢀpinsꢀmayꢀaffectꢀtheꢀrelayꢀparameters ꢀBendingꢀtheꢀ

terminalꢀpinsꢀofꢀsealedꢀrelaysꢀ(wash-tight,ꢀimmersionꢀproof,ꢀsealed)ꢀmayꢀ

damageꢀtheꢀsealing ꢀHoweve

ꢀifꢀﬁxingꢀmustꢀbeꢀcarriedꢀoutꢀbeforeꢀsol-

dering,ꢀpleaseꢀcontactꢀourꢀapplicationꢀsupport ꢀAlsoꢀseeꢀ>ꢀ’Clinching’

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ꢀspecialꢀcareꢀmustꢀbeꢀtaken,ꢀthatꢀtheꢀterminalsꢀofꢀtheꢀrelaysꢀareꢀnotꢀbent ꢀ

Straighteningꢀofꢀbentꢀterminalsꢀandꢀpinsꢀisꢀnotꢀallowed

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ꢀhandlingꢀorꢀprocessingꢀofꢀrelaysꢀinꢀbulkꢀisꢀnotꢀpermitted

Storage

■

GenerallyꢀTE’sꢀproductsꢀshouldꢀnotꢀbeꢀexposedꢀtoꢀextremeꢀhighꢀtempe-

ratures,ꢀhighꢀhumidityꢀorꢀdamagingꢀmediaꢀsuchꢀasꢀsulphurous,ꢀacidꢀorꢀ

basicꢀatmospheres ꢀUnlessꢀotherꢀspeciﬁcꢀrequirementsꢀareꢀdocumented,ꢀ

TEꢀrecommendsꢀinꢀaccordanceꢀwithꢀIECꢀ60068-1ꢀaꢀstandardꢀatmosphericꢀ

conditionsꢀaꢀstorageꢀtemperatureꢀbetweenꢀ15ꢀandꢀ35°Cꢀ(59ꢀtoꢀ95°F)ꢀandꢀaꢀ

relativeꢀhumidityꢀbetweenꢀ25ꢀandꢀ75ꢀ%

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DryꢀpackedꢀSMTꢀrelays:ꢀwhenꢀtheꢀpackingꢀisꢀopened,ꢀtheꢀrelaysꢀmustꢀbeꢀ

solderedꢀwithinꢀaꢀdeﬁnedꢀtimeꢀframe,ꢀindicatedꢀbyꢀtheꢀmoistureꢀsensitiveꢀ

levelꢀMSLꢀ(maxꢀtimeꢀfromꢀopeningꢀtheꢀbagꢀtoꢀsoldering) ꢀWhenꢀtheꢀopenꢀ

timeꢀisꢀexceeded,ꢀremainingꢀrelaysꢀshallꢀbeꢀdryꢀrepacked,ꢀorꢀtheꢀrelaysꢀmustꢀ

beꢀdriedꢀbeforeꢀsoldering

Forꢀmoreꢀinformation,ꢀreferꢀtoꢀourꢀapplicationꢀnotesꢀinꢀtheꢀinternet ꢀ

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

2 2 3ꢀaccordingꢀtoꢀDINꢀENꢀ2

9454ꢀ

1ꢀorꢀtypeꢀF-SWꢀ32ꢀtoꢀ34ꢀtoꢀENꢀ

theꢀrecommendationꢀofꢀIECꢀ60068-2-58ꢀandꢀaccordingꢀtoꢀtheꢀrecommen-

29454-1ꢀ(ISOꢀ9454-1) ꢀ

ꢀ

dationsꢀofꢀCECCꢀ00802

preheatingꢀtemperature)ꢀshouldꢀbeꢀbelowꢀ150ꢀs

temperatureꢀofꢀ300ꢀtoꢀ350°Cꢀforꢀaꢀmaximumꢀsolderingꢀtimeꢀofꢀ3ꢀs

ꢀSolderabilityꢀaccordingꢀtoꢀIECꢀ6

4ꢀhoursꢀatꢀ155°C,ꢀdewetting

ꢀResistanceꢀtoꢀsolderingꢀheatꢀaccordingꢀtoꢀIECꢀ

methodꢀ1A

Sealedꢀtypeꢀopenꢀventꢀholeꢀrelays:

0068-2-20,ꢀ

stꢀ

,ꢀmethodꢀ1,ꢀagingꢀ3:ꢀ

60068-2-20,ꢀtestꢀTb,ꢀtestꢀ

ꢀSolderabilityꢀaccordingꢀtoꢀIECꢀ

ꢀResistanceꢀtoꢀsolderingꢀheatꢀaccordingꢀtoꢀIECꢀ

0068-2-58;ꢀdewetting

0068-2-58

ꢀSealingꢀcompliesꢀtoꢀIECꢀ60068-2-17;ꢀ

stꢀQc:ꢀmethodꢀ2,ꢀtheꢀrelayꢀwillꢀ

Automotive, General Purpose and Signal Relays

Handling, Processing, Testing and Use

(Continued)

Mounting of relays and accessories on sockets and DIN-rails

Whenꢀinsertingꢀtheꢀrelayꢀontoꢀsockets,ꢀdoꢀnotꢀexertꢀundueꢀforceꢀonꢀtheꢀrelayꢀ

and/orꢀpinsꢀ(e g ꢀindicatedꢀmax ꢀinsertionꢀforce) ꢀ

Reducedꢀambientꢀtemperatureꢀrangesꢀmayꢀapplyꢀforꢀmountingꢀandꢀhandlingꢀ

ofꢀsocketsꢀandꢀaccessoriesꢀ(mountingꢀonꢀDIN-rail,ꢀassemblyꢀofꢀretainingꢀ

clips,ꢀmounting/dismountingꢀofꢀrelaysꢀetc );ꢀunlessꢀotherwiseꢀstatedꢀprovideꢀ

aꢀtemperatureꢀofꢀ-10°Cꢀtoꢀ+40°Cꢀforꢀambientꢀandꢀpartsꢀforꢀsuchꢀmountingꢀ

processes ꢀ

Sealedꢀtypeꢀwashableꢀrelays:

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ꢀSuchꢀrelaysꢀareꢀcapableꢀofꢀbeingꢀautomaticallyꢀsolderedꢀandꢀsubse-

quentlyꢀundergoingꢀaꢀwashingꢀprocessꢀtoꢀremoveꢀﬂuxꢀresiduesꢀwithoutꢀ

allowingꢀtheꢀingressꢀofꢀﬂuxꢀorꢀwashingꢀsolvents

■

withstandꢀaꢀbubbleꢀtestꢀatꢀ70°Cꢀforꢀ1ꢀmin

ꢀSeeꢀalsoꢀ>ꢀ’ChemicalꢀCleaning’

ꢀAvoidꢀdesignsꢀwithꢀconsiderableꢀthermalꢀmassꢀbelowꢀtheꢀrelayꢀ(e g ꢀhighꢀ

numberꢀofꢀsolderꢀﬁlledꢀinterlayerꢀconnections)

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Clinching

rminalsꢀshouldꢀnotꢀbeꢀbentꢀtoꢀholdꢀtheꢀrelayꢀinꢀplaceꢀonꢀtheꢀPCBꢀtoꢀaidꢀ

ﬂowꢀsoldering ꢀBendingꢀorꢀcuttingꢀtheꢀpinsꢀafterꢀinsertionꢀgeneratesꢀextremeꢀ

mechanicalꢀstress,ꢀespeciallyꢀinꢀtheꢀcaseꢀofꢀrectangularꢀPCBꢀterminals ꢀ

Neitherꢀtheꢀrelayꢀperformanceꢀnorꢀsealingꢀofꢀﬂuxꢀresistantꢀandꢀplasticꢀorꢀher-

meticallyꢀsealedꢀrelaysꢀcanꢀbeꢀguaranteedꢀifꢀtheꢀterminalsꢀhaveꢀbeenꢀbent ꢀ

Alsoꢀseeꢀ>ꢀ’MountingꢀonꢀPCB’s’

Soldering, wave soldering

Theꢀautomatedꢀsolderingꢀprocessꢀhasꢀtoꢀbeꢀcontrolledꢀcarefullyꢀinꢀorderꢀnotꢀ

toꢀimpairꢀtheꢀperformanceꢀofꢀtheꢀrelays ꢀFluxꢀresistantꢀandꢀsealedꢀrelaysꢀcanꢀ

beꢀusedꢀwithꢀmostꢀdipꢀorꢀwaveꢀsolderingꢀprocesses ꢀTheꢀsolderꢀlevelꢀhasꢀ

toꢀbeꢀadjustedꢀsoꢀthatꢀitꢀdoesꢀnotꢀﬂoodꢀtheꢀprintedꢀcircuitꢀboardꢀsurface ꢀ

Theꢀpre-solderedꢀpinsꢀareꢀsuitedꢀforꢀstandardꢀsolderingꢀprocessesꢀwithꢀPb-

solderꢀasꢀwellꢀasꢀforꢀPb-freeꢀsolderꢀprocesses ꢀ

Fluxing

Leadfreeꢀprocessing:ꢀ

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Fluxingꢀhasꢀtoꢀbeꢀcarefullyꢀconsideredꢀdependingꢀonꢀtheꢀtypeꢀofꢀrelay ꢀ

ꢀforꢀprocessingꢀofꢀrelaysꢀunderꢀleadfreeꢀconditionsꢀreferꢀtoꢀtheꢀindicatedꢀ

‘resistanceꢀtoꢀsolderingꢀheat’,ꢀexceedingꢀtheꢀlimitꢀmayꢀhaveꢀnegativeꢀ

impactꢀonꢀrelayꢀparameters ꢀWeꢀrecommendꢀthatꢀleadfreeꢀprocessesꢀ

shouldꢀbeꢀcarriedꢀoutꢀusingꢀSnAgCu-solde

ꢀTheꢀsolderꢀbathꢀtempe-

ratureꢀforꢀi e ꢀdoubleꢀwaveꢀsolderingꢀshouldꢀbeꢀinꢀtheꢀrangeꢀofꢀ250ꢀtoꢀ

260°C

ꢀtheꢀsolderꢀbathꢀtemperatureꢀshouldꢀnotꢀexceedꢀꢀ

-ꢀ270°Cꢀforꢀ10ꢀsꢀforꢀﬂux-proofꢀrelayꢀversionsꢀ(RTꢀII)ꢀ

-ꢀ260°Cꢀforꢀ5ꢀsꢀforꢀwash-tightꢀandꢀsealedꢀrelaysꢀ(RTꢀIIIꢀandꢀhigher)

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ꢀSealedꢀrelays,ꢀwash-tightꢀrelays:ꢀ

theseꢀrelaysꢀmayꢀbeꢀprocessedꢀonꢀallꢀstandardꢀcommercialꢀﬂuxing,ꢀ

solderꢀandꢀcleaningꢀequipmentꢀforꢀthisꢀtypeꢀofꢀelectricalꢀandꢀelectrome-

chanicalꢀcomponents

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ꢀUnsealedꢀrelays,ꢀopenꢀrelays,ꢀdust-proofꢀrelays:ꢀ

shouldꢀbeꢀhandꢀsolderedꢀtoꢀavoidꢀﬂuxꢀcontaminationꢀofꢀtheꢀrelay ꢀ

Fluxꢀshouldꢀbeꢀusedꢀsparinglyꢀandꢀevenlyꢀandꢀjointsꢀexaminedꢀafterꢀ

soldering ꢀIfꢀﬂowꢀsolderingꢀisꢀusedꢀhoweve

ꢀtheꢀﬂuxꢀlevelꢀhasꢀtoꢀbeꢀsetꢀ

soꢀthatꢀitꢀmerelyꢀtouchesꢀtheꢀbottomꢀofꢀtheꢀPCBꢀandꢀonlyꢀwetsꢀtheꢀ

undersideꢀofꢀtheꢀprintedꢀcircuitꢀboard ꢀItꢀmustꢀnotꢀﬂoodꢀontoꢀtheꢀupperꢀ

surfaceꢀofꢀtheꢀPCB ꢀThisꢀisꢀparticularlyꢀcriticalꢀifꢀmultilayerꢀPCBꢀareꢀusedꢀ

andꢀthereꢀareꢀunusedꢀholesꢀunderꢀtheꢀbodyꢀofꢀtheꢀunsealedꢀrelay,ꢀtheꢀ

ﬂuxꢀshouldꢀonlyꢀbeꢀvisibleꢀasꢀfoamꢀﬂuxꢀthroughꢀanyꢀopenꢀperforationsꢀinꢀ

theꢀprintedꢀcircuitꢀboard ꢀIfꢀtheꢀprintedꢀcircuitꢀboardꢀisꢀﬂoodedꢀbyꢀﬂux,ꢀ

burstingꢀﬂuxꢀbubblesꢀcanꢀleadꢀtoꢀcontaminationꢀinꢀopenꢀrelaysꢀand,ꢀ

consequently,ꢀtoꢀfailures ꢀ

ꢀprotectꢀagainstꢀcorrosion,ꢀnoꢀacidiferousꢀ

ﬂuxꢀshouldꢀbeꢀused Theꢀrecommendedꢀﬂuxꢀtypesꢀareꢀ1 1 3,ꢀ1 2 3ꢀorꢀ

ꢀforꢀotherꢀbathꢀtemperaturesꢀandꢀsolderꢀtimeꢀ(e g ꢀhigherꢀsolderꢀbathꢀ

temperatureꢀwithꢀreducedꢀdippingꢀtime)ꢀcontactꢀourꢀtechnicalꢀsupport

SnPbꢀprocessingꢀ

■

ꢀforꢀthisꢀprocessꢀreferꢀtoꢀmaximumꢀpermissibleꢀtemperaturesꢀatꢀtheꢀ

terminalsꢀaccordingꢀtoꢀCECCꢀ00802 ꢀForꢀSnPbꢀEutecticꢀProcessꢀweꢀ

recommendꢀaꢀmaximumꢀpeakꢀtemperatureꢀTpꢀ<ꢀ225°C ꢀForꢀPb-freeꢀ

processingꢀweꢀrecommendꢀaꢀmaximumꢀtemperatureꢀTpꢀ<ꢀ245°C ꢀ

TheseꢀsolderingꢀtemperatureꢀproﬁlesꢀindicateꢀtheꢀPad/Pinꢀtemperature ꢀ

Soldering, reﬂow soldering

Unlessꢀotherwiseꢀstatedꢀtheꢀsolderingꢀshouldꢀbeꢀcarriedꢀoutꢀaccordingꢀtoꢀ

Ifꢀthereꢀisꢀanyꢀdoubtꢀaboutꢀtheꢀﬂuxingꢀprocess,ꢀsealedꢀrelaysꢀ(wash-

tight,ꢀplasticꢀorꢀhermeticallyꢀsealed)ꢀshouldꢀbeꢀused ꢀ

ꢀ

Acidicꢀﬂuxesꢀareꢀnotꢀsuitableꢀforꢀopenꢀrelaysꢀdueꢀtoꢀtheꢀriskꢀofꢀcorrosi-

on,ꢀespeciallyꢀinsideꢀtheꢀcoil

Pleaseꢀnoteꢀthatꢀinꢀsomeꢀcasesꢀtheꢀambientꢀtemperatureꢀmayꢀbeꢀconside-

rablyꢀhigherꢀonꢀtopꢀareaꢀofꢀtheꢀrelayꢀcomponent ꢀInꢀthisꢀcaseꢀtheꢀcomponentꢀ

temperatureꢀshouldꢀnotꢀexceedꢀ260°C ꢀCheckꢀforꢀspeciﬁcꢀmountingꢀcon-

ditions ꢀInꢀadditionꢀtheꢀtime,ꢀparameterꢀt

ꢀ(timeꢀdivꢀforꢀtemperatureꢀaboveꢀ

Preheating

Inꢀgeneral,ꢀelectromechanicalꢀrelaysꢀshouldꢀbeꢀsolderedꢀatꢀtheꢀlowerꢀpro-

cessꢀlimitsꢀofꢀaꢀsolderingꢀprocess

Duringꢀpreheatingꢀforꢀcommonꢀwaveꢀsolderingꢀprocesses,ꢀtheꢀtemperatureꢀ

ofꢀtheꢀupperꢀsurfaceꢀofꢀtheꢀprintedꢀcircuitꢀboardꢀshouldꢀnotꢀexceedꢀ130°Cꢀ

(EN61760-1) ꢀExcessiveꢀexposureꢀtoꢀhighꢀtemperaturesꢀmayꢀaffectꢀtheꢀrelayꢀ

characteristics ꢀNOTEꢀthatꢀanyꢀnotꢀcompletelyꢀdriedꢀﬂuxꢀmightꢀevaporateꢀinꢀ

anꢀexplosiveꢀreactionꢀandꢀsputter;ꢀensureꢀthatꢀnoꢀﬂuxꢀpenetratesꢀtheꢀinsidesꢀ

ofꢀopenꢀrelays

Soldering, manual soldering

Theꢀrelayꢀprogrammeꢀoffersꢀproductsꢀwithꢀvariousꢀterminalꢀstyles ꢀSomeꢀ

productsꢀwithꢀsolderꢀlugsꢀareꢀspeciﬁcallyꢀdesignedꢀforꢀmanualꢀsolderingꢀ

whereasꢀsomeꢀproductsꢀ(e g ꢀwithꢀquickꢀconnectꢀterminals)ꢀareꢀnotꢀintendedꢀ

toꢀbeꢀsoldered ꢀMostꢀPCBꢀmountꢀrelaysꢀareꢀdesignedꢀforꢀprocessingꢀinꢀaꢀ

waveꢀsolderingꢀprocess ꢀForꢀmanualꢀsolderingꢀandꢀrepairꢀtheꢀsolderingꢀtimeꢀ

shouldꢀbeꢀkeptꢀtoꢀaꢀminimumꢀandꢀnoꢀmechanicalꢀforceꢀorꢀtorqueꢀmustꢀbeꢀ

appliedꢀtoꢀtheꢀrelayꢀterminals

Soldering

Theꢀsolderingꢀprocessꢀhasꢀtoꢀbeꢀcontrolledꢀcarefullyꢀinꢀorderꢀnotꢀtoꢀimpairꢀ

theꢀperformanceꢀofꢀtheꢀrelays ꢀNoꢀexternalꢀforceꢀtoꢀbeꢀappliedꢀonꢀtheꢀpinsꢀ

duringꢀtheꢀsolderingꢀprocess

Unlessꢀotherwiseꢀstatedꢀweꢀrecommendꢀforꢀmanualꢀsolderingꢀaꢀsolderingꢀ

Ourꢀrelaysꢀcanꢀbeꢀprocessedꢀinꢀcommercialꢀsolderingꢀandꢀwashingꢀinstallati-

onsꢀ(ifꢀclassiﬁedꢀasꢀwashable) ꢀTheyꢀcoverꢀtheꢀfollowingꢀregulations:

Fluxꢀtightꢀtypeꢀrelays;ꢀopenꢀrelaysꢀwithoutꢀcover:

Cooling

Afterꢀwaveꢀorꢀreﬂowꢀsoldering,ꢀtheꢀassembliesꢀshouldꢀbeꢀcooledꢀinꢀorderꢀ

toꢀreduceꢀthermalꢀstressꢀandꢀtoꢀminimizeꢀtheꢀpressureꢀdifferenceꢀbetweenꢀ

insideꢀofꢀtheꢀrelayꢀandꢀambient ꢀDoꢀnotꢀchangeꢀtheꢀtemperatureꢀsuddenly,ꢀ

especiallyꢀavoidꢀthermalꢀshockꢀforꢀtheꢀhotꢀrelay ꢀDoꢀnotꢀcoolꢀdownꢀbyꢀusingꢀ

coldꢀliquidsꢀorꢀaerosols ꢀInꢀcaseꢀofꢀthermalꢀshock,ꢀtheꢀrelayꢀsealingꢀcouldꢀ

breakꢀandꢀthroughꢀmicro-cracksꢀcleaningꢀﬂuidꢀwithꢀdissolvedꢀﬂuxꢀmightꢀbeꢀ

suckedꢀinsideꢀtheꢀrelay;ꢀsuchꢀingressꢀofꢀliquidsꢀintoꢀtheꢀrelayꢀcanꢀleadꢀtoꢀ

failuresꢀinꢀoperation

■

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

1,5ꢀ

barꢀorꢀultrasonicꢀpressureꢀhigherꢀthanꢀ0,5ꢀbar ꢀ

Automotive, General Purpose and Signal Relays

Handling, Processing, Testing and Use

(Continued)

■

Cleaning, chemical

ꢀforꢀtheꢀprotectiveꢀlacqueringꢀandꢀvarnishingꢀofꢀtheꢀmountedꢀprintedꢀcir-

cuitꢀboards,ꢀweꢀrecommendꢀsingle-componentꢀlacquerꢀ(epoxy-based) ꢀ

SuitableꢀareꢀEpoxy,ꢀUrethaneꢀandꢀFluorineꢀcoatings ꢀSiliconꢀcontainingꢀ

laquerꢀorꢀpottingꢀcompoundꢀmustꢀnotꢀbeꢀused!

Preferrablyꢀaꢀnonꢀcleanꢀﬂuxꢀprocessꢀshouldꢀbeꢀused;ꢀinꢀthisꢀcaseꢀthereꢀisꢀnoꢀ

needꢀtoꢀwashꢀtheꢀPCBꢀandꢀweꢀrecommendꢀavoidingꢀwashingꢀprocessesꢀinꢀ

orderꢀtoꢀprotectꢀtheꢀenvironment ꢀIfꢀcleaningꢀisꢀnecessary,ꢀcertainꢀprecau-

tionsꢀhaveꢀtoꢀbeꢀtaken:

■

ꢀweꢀrecommendꢀaꢀcoatingꢀtechnologyꢀthatꢀavoidsꢀuncuredꢀvarnishꢀinꢀtheꢀ

surroundingꢀofꢀtheꢀrelay

■

Fluxꢀtightꢀtypeꢀrelaysꢀandꢀsealedꢀrelaysꢀwithꢀopenꢀventꢀhole:ꢀ

ꢀtheꢀmaximumꢀdryingꢀtemperatureꢀshouldꢀbeꢀ70°C

■

ꢀimmersionꢀcleaningꢀisꢀnotꢀpossibleꢀwithꢀtheseꢀtypesꢀofꢀrelays ꢀOnlyꢀtheꢀ

solderedꢀsideꢀofꢀtheꢀPCBꢀ(THT)ꢀshouldꢀbeꢀcleanedꢀandꢀcareꢀhasꢀtoꢀbeꢀ

takenꢀnotꢀtoꢀallowꢀwashingꢀsolutionꢀtoꢀﬂoodꢀtheꢀPCBꢀsurfaceꢀtoꢀpreventꢀ

penetrationꢀofꢀsolventꢀandꢀdissolvedꢀﬂuxꢀintoꢀtheꢀrelay ꢀAnyꢀotherꢀ

cleaningꢀmethodꢀinvolvingꢀpotentialꢀcontaminationꢀofꢀunsealedꢀrelaysꢀ

mustꢀbeꢀavoided

ꢀtheꢀuserꢀhasꢀtoꢀconductꢀthoroughꢀtestingꢀwithꢀtheirꢀprocesses,ꢀusedꢀ

lacquers,ꢀcoatingsꢀorꢀcastingꢀcompound ꢀSolvantsꢀmayꢀdamageꢀtheꢀ

componentꢀcaseꢀorꢀcompromiseꢀtheirꢀsealingꢀproperties

ꢀdoꢀnotꢀallowꢀde-varnishingꢀofꢀPCBꢀforꢀrepai

ꢀifꢀunavoidableꢀtheꢀrelayꢀhasꢀ

toꢀbeꢀreplaced

■

NOTE:ꢀ

■

Sealedꢀrelaysꢀ(wash-tight,ꢀsealedꢀandꢀhermeticallyꢀsealed),ꢀclosedꢀvent-hole:

ꢀLacquerꢀorꢀpottingꢀcompoundꢀcontainingꢀsiliconꢀMUSTꢀNOTꢀbeꢀused!ꢀ

ꢀCoatings,ꢀespeciallyꢀpottingꢀcompoundsꢀmayꢀimpactꢀtheꢀheatꢀdissipa-

tionꢀofꢀtheꢀrelay ꢀThereforeꢀitꢀisꢀnecessaryꢀtoꢀconductꢀthermalꢀtestsꢀofꢀ

relaysꢀinꢀpottedꢀassemblies

■

ꢀdoꢀnotꢀstressꢀtheꢀterminalsꢀmechanicallyꢀbeforeꢀorꢀduringꢀtheꢀmounting,ꢀ

solderingꢀorꢀcleaningꢀprocess

■

ꢀtheꢀPCBꢀshouldꢀbeꢀallowedꢀtoꢀcoolꢀpriorꢀtoꢀtheꢀwashingꢀprocessꢀtoꢀavo-

idꢀthermalꢀshockꢀandꢀpotentialꢀdamageꢀtoꢀtheꢀsealꢀasꢀwellꢀasꢀaꢀpressureꢀ

differenceꢀ(seeꢀ>ꢀ’Cooling’)ꢀ

Vent hole, nip-off pin, opening

■

MostꢀPCBꢀrelays,ꢀreﬂowꢀsolderableꢀrelaysꢀasꢀwellꢀasꢀTHRꢀandꢀSMDꢀrelays,ꢀ

areꢀprovidedꢀwithꢀaꢀclosedꢀventꢀholeꢀonꢀtopꢀofꢀtheꢀcoverꢀ(removableꢀsealingꢀ

pinꢀonꢀrelayꢀcover)

Insideꢀaꢀsealedꢀrelayꢀcertainꢀloadꢀconditionsꢀ(e g ꢀheavyꢀloadsꢀwithꢀgenerati-

onꢀofꢀpronouncedꢀarcing)ꢀand/orꢀextremeꢀambientꢀconditionsꢀcanꢀgenerateꢀ

aggressiveꢀatmosphereꢀ(diffusion,ꢀarcꢀionization),ꢀcorrosiveꢀcondensateꢀorꢀ

overpressure ꢀ

ꢀavoidꢀsuchꢀconditionsꢀandꢀaꢀpossibleꢀreductionꢀofꢀelectricalꢀ

enduranceꢀaꢀgasꢀexchangeꢀwithꢀtheꢀatmosphereꢀisꢀadvised ꢀ

ꢀallowꢀtheꢀ

gasꢀexchange,ꢀbreakꢀoffꢀtheꢀventꢀholeꢀorꢀnip-offꢀpin

ꢀtheꢀprintedꢀcircuitꢀmustꢀbeꢀwashedꢀinꢀaꢀtimelyꢀmannerꢀafterꢀtheꢀsolde-

ringꢀprocess

■

ꢀdoꢀnotꢀlowerꢀtheꢀtemperatureꢀwhileꢀtheꢀrelayꢀisꢀinꢀcontactꢀwithꢀanyꢀ

liquid,ꢀe g ꢀsomeꢀresidueꢀofꢀcleaningꢀmediumꢀcanꢀbeꢀbetweenꢀrelayꢀandꢀ

PCB

■

ꢀmodernꢀcleaningꢀequipmentꢀusesꢀwaterꢀorꢀalkalineꢀsolutions,ꢀifꢀotherꢀ

cleaningꢀsolventsꢀareꢀused,ꢀensureꢀthatꢀtheꢀchemicalsꢀareꢀsuitableꢀ

forꢀtheꢀrelay ꢀTheꢀuseꢀofꢀunsuitableꢀsolventsꢀcanꢀcauseꢀcrackingꢀorꢀ

discoloringꢀofꢀtheꢀplasticꢀparts ꢀSuitableꢀsolventsꢀincludeꢀisopropylꢀ

alcoholꢀ(alcohol-basedꢀsolvents),ꢀwaterꢀwithꢀwettingꢀagents ꢀUnsuitableꢀ

solventsꢀare,ꢀe g ,ꢀacetone,ꢀethylꢀacetate,ꢀaqueousꢀalkalines,ꢀphenolicꢀ

combinations,ꢀthinner-basedꢀsolvents,ꢀchlorosenebasedꢀsolvents,ꢀ

trichlene-basedꢀsolventsꢀandꢀchlorine ꢀꢀ

Silicone

Materialsꢀcontainingꢀsiliconeꢀorꢀitsꢀderivativesꢀmustꢀnotꢀbeꢀusedꢀinꢀanyꢀformꢀ

inꢀorꢀnearꢀtoꢀprocessingꢀandꢀpackagingꢀofꢀsubcomponentsꢀandꢀtheꢀﬁnalꢀ

relayꢀassembly ꢀSiliconeꢀandꢀitsꢀderivativesꢀareꢀnotꢀallowedꢀinꢀtheꢀmaterialꢀofꢀ

anyꢀcomponentꢀinꢀtheꢀvicinityꢀofꢀtheꢀrelays

Siliconeꢀatmosphereꢀcanꢀdiffuseꢀthroughꢀtheꢀrelayꢀhousingꢀandꢀcauseꢀcon-

tactꢀfailures,ꢀsiliceousꢀcompoundꢀdepositsꢀcanꢀcreateꢀanꢀinsulatingꢀabrasiveꢀ

layerꢀonꢀtheꢀcontactꢀsurface ꢀ

Contaminationꢀcanꢀoccurꢀwithꢀallꢀsilicone-basedꢀmaterialsꢀbeforeꢀandꢀafterꢀ

cureꢀ(containꢀsiliconeꢀvolatiles),ꢀsiliconeꢀaerosols,ꢀsiliconeꢀﬂuids,ꢀgreaseꢀandꢀ

handꢀcream,ꢀetc ꢀ

SomeꢀtypesꢀofꢀsignalꢀrelaysꢀareꢀsuitedꢀforꢀapplicationꢀinꢀSiliconeꢀenviron-

ment,ꢀhoweverꢀtheꢀsuitabilityꢀMUSTꢀbeꢀveriﬁed;ꢀpleaseꢀcontactꢀourꢀapplica-

tionꢀsupport ꢀ

■

ꢀwhenꢀusingꢀhighꢀpressureꢀcleaningꢀprocesses,ꢀspecialꢀcareꢀhasꢀtoꢀbeꢀ

takenꢀtoꢀavoidꢀanyꢀingressꢀintoꢀtheꢀrelayꢀasꢀliquidsꢀunderꢀhighꢀpressureꢀ

canꢀdamageꢀtheꢀsealꢀofꢀtheꢀrelay ꢀDoꢀnotꢀuseꢀjetꢀpressureꢀhigherꢀthanꢀ

■

ꢀavoidꢀandꢀdoꢀnotꢀuseꢀanyꢀultrasonicꢀpressureꢀforꢀrelaysꢀwithꢀgoldꢀplatedꢀ

contacts ꢀSeeꢀ>ꢀ’Cleaning,ꢀultrasonic’

ꢀspecialꢀcareꢀmustꢀbeꢀtakenꢀonꢀtheꢀtemperatureꢀofꢀtheꢀcleaningꢀandꢀ

rinsingꢀliquid;ꢀtheirꢀtemperatureꢀshallꢀbeꢀsimilarꢀandꢀnotꢀdeviateꢀbyꢀmoreꢀ

thanꢀ10°C

ꢀtheꢀindividualꢀwashꢀstationsꢀmustꢀbeꢀseparateꢀfromꢀoneꢀanotherꢀtoꢀ

preventꢀcross-contamination!

ꢀafterꢀtheꢀﬁnalꢀwashingꢀprocess,ꢀtheꢀprintedꢀcircuitꢀboardsꢀmustꢀbeꢀclea-

nedꢀagainꢀusingꢀaꢀcleanꢀwashingꢀmedium!

■

Cleaning, ultrasonic

Ultrasonicꢀcleaningꢀisꢀgenerallyꢀnotꢀrecommendedꢀasꢀthisꢀcanꢀcauseꢀfrictionꢀ

weldingꢀofꢀtheꢀcontactsꢀandꢀinꢀadditionꢀitꢀmayꢀcauseꢀcoilꢀwireꢀbreaks ꢀIfꢀ

ultrasonicꢀcleaningꢀcannotꢀbeꢀavoided,ꢀitꢀisꢀonꢀuser

’

ꢀownꢀresponsibilityꢀandꢀ

mustꢀbeꢀcompletedꢀasꢀquicklyꢀasꢀpossible ꢀꢀ

ForꢀgoldꢀplatedꢀcontactsꢀultrasonicꢀcleaningꢀisꢀNOTꢀrecommendedꢀatꢀallꢀasꢀ

thisꢀmightꢀresultꢀinꢀcoldꢀweldingꢀofꢀtheꢀgoldꢀcontacts

sting

Duringꢀincomingꢀinspection,ꢀspecialꢀcareꢀhasꢀtoꢀbeꢀtakenꢀnotꢀputꢀmechani-

calꢀstressꢀonꢀtheꢀrelaysꢀandꢀterminalsꢀandꢀnotꢀtoꢀbendꢀtheꢀrelayꢀterminals;ꢀ

internalꢀfailureꢀorꢀlongꢀtermꢀeffectsꢀasꢀaꢀresultꢀofꢀaꢀdegradationꢀofꢀsealingꢀ

propertiesꢀcouldꢀbeꢀtheꢀconsequence

Protective coating

Bistable relay, incoming and in-process testing

Inꢀaꢀbistableꢀorꢀlatchingꢀrelayꢀtheꢀcontactsꢀmaintainꢀtheꢀlastꢀswitchingꢀpositi-

onꢀwhenꢀtheꢀcoilꢀinputꢀvoltageꢀisꢀdisconnected ꢀ

NOTEꢀthatꢀevenꢀthoughꢀtheꢀbistableꢀrelaysꢀareꢀleavingꢀproductionꢀprefer-

rablyꢀinꢀresetꢀcontactꢀposition,ꢀtheꢀpositionꢀofꢀtheꢀcontactꢀ(setꢀposition/

resetꢀposition)ꢀisꢀnotꢀdeﬁnedꢀatꢀdeliveryꢀorꢀꢀafterꢀtransport ꢀThus,ꢀatꢀtheꢀtimeꢀ

ofꢀincomingꢀandꢀin-lineꢀtesting,ꢀtheꢀcustomerꢀneedsꢀtoꢀcheckꢀtheꢀcontactꢀ

positionꢀandꢀtoꢀset/resetꢀtheꢀrelayꢀtoꢀtheꢀrequiredꢀposition ꢀ

RelaysꢀwithꢀaꢀcategoryꢀofꢀprotectionꢀIIꢀandꢀbelowꢀareꢀnotꢀsuitedꢀforꢀcoatingꢀ

processes ꢀRelaysꢀwithꢀcategoryꢀofꢀprotectionꢀIIIꢀandꢀhigherꢀareꢀsuitableꢀforꢀ

washingꢀprocessesꢀbutꢀnotꢀallꢀrelaysꢀareꢀnecessarilyꢀsuitedꢀforꢀcoatingꢀpro-

cesses ꢀInꢀthisꢀcase,ꢀpleaseꢀcontactꢀourꢀapplicationꢀsupportꢀforꢀrecommen-

dedꢀrelayꢀversionsꢀandꢀprocesses

Inꢀcaseꢀrelaysꢀwithꢀinsufﬁcientꢀprotectionꢀareꢀcoated,ꢀthereꢀisꢀaꢀhighꢀriskꢀthatꢀ

resinꢀwillꢀenterꢀtheꢀrelayꢀandꢀdestroyꢀtheꢀrelay ꢀSealedꢀrelaysꢀwithꢀanꢀopenedꢀ

ventꢀholeꢀcanꢀonlyꢀbeꢀpartlyꢀcoated

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at

Datasheets, product data, ‘Definitions’ sec-

tion, application notes and all specifications

are subject to change.

recommendꢀtimesꢀofꢀmax ꢀ0 5ꢀms

ꢀinꢀtheꢀunsaturatedꢀ

msꢀforꢀtheꢀexponen-

3ꢀVꢀtoꢀstartꢀtheꢀA-fritting

ꢀthermalꢀdestruction:ꢀaꢀthermalꢀdestructionꢀrequiresꢀhighꢀtemperatures,ꢀ

usuallyꢀgeneratedꢀbyꢀꢀ

Automotive, General Purpose and Signal Relays

Handling, Processing, Testing and Use

(Continued)

Diagnostics of relays, recommendations

sting conditions, automated testing/diagnose

Withꢀhigherꢀintegrationꢀandꢀuseꢀofꢀhighlyꢀcomplexꢀelectronicꢀcircuitsꢀandꢀ

resultingꢀqualityꢀandꢀsafetyꢀrequirementsꢀ(e g ꢀcars),ꢀrelaysꢀundergoꢀstringentꢀ

incomingꢀtestsꢀandꢀin-circuitꢀtestingꢀduringꢀandꢀatꢀtheꢀendꢀofꢀtheꢀassemblyꢀ

processꢀ(end-of-lineꢀtests) ꢀ

Specialꢀconsiderationsꢀhaveꢀtoꢀbeꢀgivenꢀforꢀtheꢀselectionꢀofꢀtestingꢀparame-

ters,ꢀtheꢀrespectiveꢀtestꢀlimitsꢀandꢀdevelopmentꢀofꢀembeddedꢀdiagnosticꢀ

routines:

Forꢀtheꢀdevelopmentꢀofꢀdiagnosticꢀroutinesꢀtheseꢀeffectsꢀneedꢀtoꢀbeꢀꢀ

considered:

■

ꢀtheꢀcontactꢀresistanceꢀmayꢀbeꢀhigherꢀthanꢀindicatedꢀinꢀtheꢀdatasheetꢀ

andꢀdueꢀtoꢀtheꢀfrittingꢀphenomenaꢀ(seeꢀaboveꢀ>ꢀ’testing’),ꢀalsoꢀmayꢀ

showꢀaꢀnon-linearꢀcharacteristic ꢀThisꢀimplies,ꢀthatꢀtheꢀcontactꢀresis-

tance,ꢀmeasuredꢀatꢀtooꢀlowꢀvoltageꢀandꢀcurrentꢀlevelsꢀ(e g ꢀstandardꢀ

testerꢀandꢀmultimeter)ꢀcanꢀbeꢀsigniﬁcantlyꢀhigherꢀthanꢀtheꢀcontactꢀꢀ

resistanceꢀunderꢀrealꢀapplicationꢀconditionsꢀ(e g ꢀsupplyingꢀaꢀ100ꢀWꢀ

load) ꢀWeꢀrecommendꢀtoꢀperformꢀtheꢀdiagnosticꢀroutineꢀwithꢀtheꢀactualꢀ

applicationꢀloadꢀandꢀvoltageꢀ(e g ꢀmainsꢀorꢀboardꢀnetꢀvoltage)ꢀconnectedꢀ

toꢀtheꢀcontacts ꢀIfꢀtheꢀdiagnosticꢀroutineꢀcannotꢀbeꢀperformedꢀwithꢀactualꢀ

applicationꢀloadꢀandꢀvoltage,ꢀtheꢀmeasurementꢀvoltageꢀlevelꢀmustꢀsecureꢀ

anꢀelectricalꢀbreakdownꢀofꢀpossibleꢀlayers ꢀWeꢀrecommendꢀaꢀvoltageꢀ

levelꢀaccordingꢀtoꢀIECꢀ61810-7

ꢀtheꢀvoltageꢀdropꢀcanꢀbeꢀupꢀtoꢀ300ꢀm

ꢀTheꢀB-frittingꢀisꢀaꢀphysicalꢀꢀ

phenomenon,ꢀwhichꢀcanꢀoccurꢀonꢀallꢀmetalꢀandꢀsilverꢀbasedꢀcontacts ꢀ

Forꢀlowꢀlevelꢀandꢀsignalꢀapplications,ꢀspecialꢀsignalꢀandꢀgeneralꢀpurposeꢀ

relaysꢀareꢀavailable ꢀForꢀautomotiveꢀapplicationsꢀitꢀisꢀrecommendedꢀtoꢀ

setꢀtheꢀdiagnosticꢀthresholdꢀvoltageꢀtoꢀmin ꢀ500ꢀmVꢀperꢀrelayꢀcontactꢀ

(importantꢀforꢀH-bridgesꢀorꢀserialꢀcontactꢀarrangements)

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ꢀ

ꢀtestingꢀofꢀcontactꢀresistance

ꢀtestingꢀofꢀmagneticꢀsystemꢀ

ꢀtestingꢀofꢀdynamicꢀcharacteristics

Theꢀmostꢀcommonꢀcontactꢀmaterialsꢀcontainꢀsilverꢀalloysꢀandꢀthusꢀareꢀaffec-

tedꢀbyꢀsulﬁdationꢀandꢀoxidation ꢀLayersꢀofꢀoxides,ꢀsulﬁdesꢀandꢀotherꢀcom-

poundsꢀwillꢀformꢀonꢀtheꢀsurfaceꢀofꢀmetalꢀcontactsꢀwithinꢀaꢀveryꢀshortꢀtimeꢀbyꢀ

absorptionꢀfromꢀtheꢀambientꢀatmosphere ꢀTheseꢀlayersꢀincreaseꢀtheꢀcontactꢀ

resistance,ꢀdependingꢀonꢀtheꢀthicknessꢀofꢀtheꢀlaye

ꢀtheꢀeffectiveꢀcontactꢀ

areaꢀandꢀtheꢀspeciﬁcꢀresistanceꢀofꢀtheꢀusedꢀcontactꢀmaterialꢀandꢀlaye

ꢀ

establishꢀaꢀreliableꢀelectricꢀcontactꢀtheseꢀlayersꢀhaveꢀtoꢀbeꢀdestroyed ꢀThisꢀ

canꢀbeꢀdoneꢀbyꢀmechanical,ꢀelectricalꢀorꢀthermalꢀdestruction:

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ꢀmechanicalꢀdestruction:ꢀhighꢀcontactꢀpressureꢀandꢀmechanicalꢀswitchingꢀ

impact

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ꢀeffectsꢀlikeꢀicingꢀ(seeꢀ>ꢀ’Icing’)

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ꢀelectricalꢀdestruction:ꢀrequiresꢀaꢀspeciﬁcꢀbreakdownꢀvoltageꢀandꢀcurrent ꢀ

ThisꢀdestructionꢀprocessꢀisꢀcalledꢀA-fritting ꢀTheꢀbreakdownꢀvoltageꢀꢀ

dependsꢀonꢀtheꢀthicknessꢀandꢀspeciﬁcꢀresistanceꢀofꢀtheꢀlaye

ꢀForꢀ

practicalꢀtestingꢀreferꢀtoꢀtheꢀvaluesꢀaccordingꢀIECꢀ61810-7ꢀasꢀindicatedꢀ

above;ꢀe g ꢀforꢀautomotiveꢀrelaysꢀtheꢀbreakdownꢀvoltageꢀcanꢀbeꢀupꢀtoꢀꢀ

ꢀconsiderꢀtheꢀmaximumꢀpossibleꢀswitchingꢀtimesꢀ(dueꢀto,ꢀe g ,ꢀoperateꢀ

voltagesꢀotherꢀthanꢀtheꢀratedꢀcoilꢀvoltage,ꢀbounceꢀtimeꢀeffects,ꢀambientꢀ

temperatureꢀandꢀcoilꢀsuppressionꢀcircuits) ꢀIfꢀtheꢀstatusꢀofꢀtheꢀcontactꢀ

hasꢀtoꢀbeꢀchangedꢀforꢀtheꢀdiagnosticꢀroutineꢀ(energizeꢀorꢀde-energizeꢀ

relay),ꢀtheꢀroutineꢀmustꢀwaitꢀuntilꢀtheꢀintendedꢀcontactꢀstatusꢀisꢀestab-

lished ꢀDependingꢀonꢀelectricalꢀandꢀambientꢀconditionsꢀ(temperature,ꢀ

voltageꢀlevels,ꢀcoilꢀcircuits)ꢀtheꢀtimesꢀcanꢀbeꢀsigniﬁcantlyꢀlongerꢀthanꢀtheꢀ

indicatedꢀtimesꢀinꢀtheꢀdatasheet ꢀWeꢀrecommendꢀaꢀdelayꢀtimeꢀofꢀmin ꢀ

10ꢀtimesꢀofꢀtheꢀtypicalꢀswitchingꢀtimes

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1)ꢀafterꢀtheꢀelectricalꢀbreakdownꢀ(A-fritting)ꢀaꢀsmallꢀcurrentꢀisꢀforcedꢀ

throughꢀveryꢀthinꢀchannelsꢀinꢀtheꢀlaye

ꢀTheꢀresultingꢀlocalꢀhighꢀcurrentꢀ

densityꢀheatsꢀtheꢀconductingꢀchannelsꢀupꢀquickly,ꢀdestroyingꢀtheꢀlay-

ers,ꢀuntilꢀﬁnallyꢀ(withinꢀaꢀfewꢀms)ꢀaꢀmetalꢀtoꢀmetalꢀbridgeꢀisꢀestablished ꢀ

ThisꢀprocessꢀisꢀcalledꢀB-fritting ꢀTheꢀB-frittingꢀvoltageꢀdependsꢀonꢀtheꢀ

contactꢀmaterial ꢀForꢀpracticalꢀtestingꢀreferꢀtoꢀtheꢀvaluesꢀaccordingꢀIECꢀ

61810-7ꢀasꢀindicatedꢀabove ꢀꢀ

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ꢀaꢀcoilꢀdiagnosticꢀroutineꢀmustꢀsecureꢀthatꢀtheꢀstatusꢀofꢀtheꢀcontactꢀdoesꢀ

notꢀchangeꢀduringꢀtheꢀdiagnosticꢀcycle ꢀIfꢀtheꢀcoilꢀdriverꢀisꢀmonitoredꢀ

byꢀaꢀwatchdogꢀroutine,ꢀtheꢀenergizing/de-energizingꢀtimeꢀofꢀtheꢀcoilꢀ

mustꢀnotꢀresultꢀinꢀanꢀunintendedꢀclosingꢀorꢀopeningꢀofꢀtheꢀcontacts ꢀWeꢀ

2)ꢀgeneratedꢀbyꢀhighꢀcontactꢀcurrentsꢀand/orꢀelectricꢀarcsꢀ(e g ꢀdiscon-

nectingꢀinductiveꢀloads,ꢀswitchingꢀonꢀcapacitiveꢀloads)

Use

Operational humidity / Condensation

Standardꢀconditions:

Annualꢀmeanꢀrelativeꢀairꢀhumidityꢀ≤ꢀ75%ꢀatꢀambientꢀtemperatureꢀ23°C,ꢀ

onꢀ30ꢀcompleteꢀdaysꢀdistributedꢀnaturallyꢀoverꢀtheꢀyearꢀ95%ꢀatꢀambientꢀ

temperatureꢀ≤ꢀ25°C,ꢀonꢀtheꢀremainingꢀdaysꢀoccasionallyꢀ85%ꢀatꢀ23°C ꢀNoꢀ

condensingꢀorꢀfreezingꢀallowedꢀ(storageꢀand/orꢀuse)

Icing

Underꢀveryꢀspecialꢀenvironmentalꢀconditionsꢀ(belowꢀ0°C)ꢀandꢀoperational,ꢀ

temporaryꢀrelayꢀswitchingꢀfailuresꢀcanꢀoccu

ꢀMoistureꢀcondensesꢀonꢀtheꢀ

surfaceꢀofꢀtheꢀcoldꢀcontactꢀandꢀformsꢀaꢀthinꢀlayerꢀofꢀice,ꢀcausingꢀaꢀtempora-

ryꢀinterruptionꢀofꢀtheꢀelectricalꢀcontact

Forꢀuseꢀandꢀstorageꢀatꢀotherꢀconditions,ꢀcondensationꢀorꢀfreezingꢀdueꢀtoꢀ

temperatureꢀchangesꢀhasꢀtoꢀbeꢀavoided ꢀUseꢀandꢀstorageꢀwithinꢀtheꢀlimitsꢀ

asꢀstatedꢀinꢀtheꢀdatasheetꢀandꢀasꢀindicatedꢀinꢀtheꢀgraph

Magnetic system, coil resistance

Forꢀtestingꢀtheꢀinductivityꢀofꢀrelayꢀcoilsꢀmayꢀneedꢀconsiderationꢀ(e g ꢀtheꢀ

inductivityꢀforꢀcoilsꢀinꢀautomotiveꢀrelaysꢀcanꢀexceedꢀ1ꢀH

range) ꢀThisꢀresultsꢀinꢀaꢀtimeꢀconstantsꢀbetweenꢀ1ꢀtoꢀ50ꢀ

tialꢀinductiveꢀcurrentꢀincreaseꢀ(pulseꢀresponse) ꢀInꢀcaseꢀtheꢀohmicꢀcoilꢀresis-

tanceꢀisꢀmeasuredꢀwithꢀaꢀ4-poleꢀmeasurement,ꢀtheꢀresistanceꢀvalueꢀmayꢀbeꢀ

wrong,ꢀifꢀmeasuredꢀduringꢀtheꢀinductiveꢀcurrentꢀriseꢀafterꢀenergization ꢀ

Dynamic characteristics

Theꢀswitchingꢀtimesꢀ(e g ꢀoperateꢀtimeꢀandꢀreleaseꢀtime)ꢀforꢀDC-coilsꢀareꢀ

usuallyꢀinꢀtheꢀlowꢀmillisecond-range:ꢀ

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ꢀtheꢀoperateꢀtimeꢀdependsꢀonꢀtheꢀappliedꢀcoilꢀvoltageꢀandꢀcoilꢀtempe-

rature ꢀVoltagesꢀhigherꢀthanꢀtheꢀratedꢀcoilꢀvoltageꢀgenerallyꢀleadingꢀtoꢀ

reducedꢀoperateꢀtimesꢀwhereasꢀhigherꢀcoilꢀtemperatureꢀandꢀtheꢀresul-

tingꢀhigherꢀcoilꢀresistanceꢀleadingꢀtoꢀincreasedꢀoperateꢀtimes ꢀAꢀfastꢀ

dynamicꢀresponseꢀ(e gꢀshortꢀoperateꢀandꢀreleaseꢀtime)ꢀalsoꢀimpactsꢀꢀ

theꢀbounceꢀtimeꢀandꢀcanꢀincreaseꢀtheꢀbounceꢀtimeꢀconsiderably ꢀ

ꢀtheꢀreleaseꢀtimeꢀdependsꢀmainlyꢀonꢀwhetherꢀaꢀcoilꢀsuppresionꢀcircuitꢀ

isꢀusedꢀandꢀonꢀtheꢀtypeꢀofꢀtheꢀusedꢀcircuit ꢀAꢀlowꢀohmicꢀdeviceꢀ(e g ꢀ

aꢀdiode)ꢀinꢀparallelꢀtoꢀtheꢀrelayꢀcoilꢀcanꢀincreaseꢀtheꢀreleaseꢀtimeꢀbyꢀaꢀ

considerableꢀfactorꢀcomparedꢀtoꢀtheꢀtypicalꢀvaluesꢀshownꢀinꢀtheꢀꢀ

datasheets

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NOTE:ꢀForꢀuseꢀconditionsꢀtheꢀtemperatureꢀlimitsꢀasꢀindicatedꢀinꢀtheꢀꢀ

datasheetsꢀapply

05-2018, Rev. 0518

Datasheets and product specification

according to IEC 61810-1 and to be used

only together with the ‘Definitions’ section.

Datasheets and product data is subject to the

terms of the disclaimer and all chapters of

the ‘Definitions’ section, available at