CUI-Devices-SR3-24V-175-1C

Part #CUI-Devices-SR3-24V-175-1C
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CUI-Devices-SR3-24V-175-1C
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|
date
10/28/2022  
page
1 of 5  
SERIES:
SR3
|
DESCRIPTION:
SIGNAL RELAY  
FEATURES  
• 3~24 Vdc coil voltage  
• 150-175 mW coil power  
• contact form 1C  
coil  
coil  
operating voltage  
release  
voltage  
coil  
MODEL  
voltage  
resistance  
power  
typ  
(Vdc)  
min  
(Vdc)  
max  
typ  
(mW)  
(Vdc)  
(
Ω
10ꢀ
)  
60  
SR3-3V-150-1C  
SR3-5V-150-1C  
SR3-9V-150-1C  
SR3-12V-150-1C  
SR3-24V-175-1C  
3
5
2.25  
3.75  
6.75  
9.0  
0.3  
0.5  
0.9  
1.2  
150  
150  
150  
150  
175  
167  
9
540  
12  
24  
960  
3,291  
18.0  
2.4  
Notes:  
1. All specifications are measured at 23°C unless otherwise specified.  
PART NUMBER KEY  
SR3 –
XX
– 150 – 1C  
Base Number  
Coil Voltage (Vdc):  
3V = 3  
5V = 5  
9V = 9  
12V = 12  
24V = 24  

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|
CUI DEVICES
|
SERIES:
SR3
|
DESCRIPTION:
SIGNAL RELAY  
date
10/28/2022
|
page
2 of 5  
CONTACT SPECIFICATIONS  
parameter  
conditions/description  
min  
typ  
max  
units  
contact form  
1 Form C  
contact material  
contact rating  
contact resistance  
AuAg overlay  
1 A @ 125 Vac, 24 Vdc  
at 6 Vdc, 0.1 A  
50  
m
Ω  
125  
60  
Vac  
Vdc  
max switching voltage  
max switching current  
max switching power  
min switching load  
life  
2
A
250  
48  
VA  
W
5 Vdc, 10 mA  
electrical  
mechanical  
100,000  
5,000,000  
operations  
operations  
GENERAL SPECIFICATIONS  
parameter  
conditions/description  
min  
typ  
max  
units  
insulation resistance  
at 500 Vdc  
1,000  
M
Ω  
between open contacts for 1 minute  
between coil and contacts for 1 minute  
500  
1,000  
Vac  
Vac  
dielectric strength  
operate time  
release time  
5
5
ms  
ms  
endurance  
misoperation  
1,000  
100  
m/s²  
m/s²  
shock resistance  
endurance: 10~55 Hz, 1.5 mm double amplitude  
misoperation: 10~55 Hz, 1.5 mm double amplitude  
vibration resistance  
operating temperature  
humidity  
-40  
35  
70  
95  
°C  
ꢀRH  
g
at 40°C  
weight  
2.2  
safety approvals  
flammability rating  
RoHS  
UL/cUL 508  
UL94V-0  
yes  
tube: 25 pcs per tube  
carton size: 390 x 301 x 148 mm  
carton QTY: 2,000 pcs per carton  
packaging  
SOLDERABILITY  
parameter  
conditions/description  
for 3.5
 
0.5 seconds  
for 10
 
1 seconds  
min  
340  
255  
typ  
350  
260  
max  
360  
265  
units  
°C  
hand soldering  
wave soldering  
°C  

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CUI DEVICES
|
SERIES:
SR3
|
DESCRIPTION:
SIGNAL RELAY  
date
10/28/2022
|
page
3 of 5  
MECHANICAL DRAWING  
units: mm  
tolerance: 0.3
 
mm  
unless otherwise noted  
ITEM DESCRIPTION  
M
A
T
ERIAL  
PL
A
T
ING/COLOR  
A
housing  
PBT (UL94V-0)  
black  
copper covered  
steel  
B
terminals  
tin  
12.3
±
±
.3  
7.3
±
±
.3  
(
±.5×±.5
)
±
±
.1  
±.3
±
±
.1  
±.5
±
±
.1  
2.54
±
±
.2  
±.5
±
±
.1  
7.62
±
±
.2  
5.±8
±
±
.2  
7.62
±
±
.1  
2.54
±
±
.1  
1.25
±
±
.3  
6- 1.
±

+±.1  

±
Recommended PCB Layout  
Bottom View  
Wiring Diagram  
Bottom View  

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CUI DEVICES
|
SERIES:
SR3
|
DESCRIPTION:
SIGNAL RELAY  
date
10/28/2022
|
page
4 of 5  
CHARACTERISTIC CURVES  
Time Curve  
Coil Temperature Rise  
Operate  
Release  
Coil Power (W)  
Life Curve  
Coil Power (W)  
Maximum Switching Power  
AC Resistive  
DC Resistive  
D
‘ C
 
Resistive  
AC Resistive  
Contact Current (A)  
Contact Voltage (V)  

Additional Resources:
 

|
|
CUI DEVICES
|
SERIES:
SR3
|
DESCRIPTION:
SIGNAL RELAY  
date
10/28/2022
|
page
5 of 5  
REVISION HISTORY  
rev.  
description  
date  
1.0  
initial release  
06/0
7
/
2022  
10/28/2022  
1.01  
logo, datasheet style update  
The revision history provided is for informational purposes only and is believed to be accurate.  

CUI Devices offer

s a one (1) year limited warranty.
 
Complete warranty information is listed on our website.  
CUI Devices reserves the right to make changes to the product at any time without notice.
 
Information provided by CUI Devices is believed to be accurate  
and reliable.
 
However, no responsibility is assumed by CUI Devices for its use, nor for any infringements of patents or other rights of third parties which may  
result from its use.  
CUI Devices products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability.
 
A  
critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life  
support device or system, or to affect its safety or effectiveness.  
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