Omron-Electronics-LY4N-AC12
| Part # | Omron-Electronics-LY4N-AC12 |
| Download | Omron-Electronics-LY4N-AC12 |
Bi-power Relays
LY
CSM_LY_OEE_DS_E_
2
_
5
Power-switching Compact
General-purpose Relays
• Wiring work can be shortened by as much as 60%*
compared to conventional screw terminal sockets by
combining with push-in plus terminal sockets (PYF-
@
–
PU) that feature light insertion force and strong pull-
out strength to achieve less wiring work.
• The standard models include models that are
compliant with the UL, CSA, and SEV safety
standards and with the Electrical Appliances and
Material Safety Act.
• Equipped with an arc barrier for arc interruption.
• Withstand voltages up to 2,000 V.
• New built-in diode and built-in CR circuit models have
joined the series.
• The lineup also includes models that are compliant
with the LR and VDE safety standards.
Refer to the standards certifications and compliance section of your
OMRON website for the latest information on certified models.
• When both push-in plus terminals and screw terminal
sockets are combined with plug-in terminal types
(according to actual OMRON measurements as of November 2015)
Refer to the
Common Relay Precautions
.
Model Number Structure
Relays with Plug-in Terminals
Structure
Relays with PCB Terminals
Case-surface mounting
Number
of poles
Classification
With operation indicators
1
*
LY1
*
LY2
**
LY1N
**
LY2N
*
LY1-0
*
LY2-0
*
LY1F
*
LY2F
Standard models
2
Bifur-
cated
Compliance with
**
LY2Z
**
LY2ZN
**
LY2Z-0
**
LY2ZF
Electrical Appliances
and Material Safety Act
3
4
1
—
—
—
*
LY4F
—
*
LY3-0
*
LY4-0
—
*
LY4
**
LY4N
**
LY1-D
**
LY2-D
**
LY1N-D2
**
LY2N-D2
Models with diode for
coil surge absorption
(DC coil specification
only)
—
—
2
Bifur-
cated
—
—
—
—
**
LY2Z-D
**
LY2ZN-D2
4
1
**
LY4-D
—
**
LY4N-D2
—
Models with CR circuits
for coil surge
absorption
**
LY2-CR
**
LY2N-CR
2
Bifur-
cated
(AC coil specification
only)
**
LY2Z-CR
**
LY2ZN-CR
Note: 1.
Cells with a diagonal line cannot be manufactured. Ask your OMRON representative for details on manufacturing products for cells
containing “—” in the above table.
2.
If #187 tab terminals are required, use the LY1F-T2 or LY2F-T2 (single-pole or double-pole models only).
3.
Refer to page 20 for information on plug-in terminal and socket combinations.
4.
Items with an asterisk (*) in the table are certified for UL, CSA, and SEV. This is indicated with a certification mark on the products.
5.
Items with two asterisks (**) in the table are certified for UL and CSA. This is indicated with a certification mark on the products.
6.
All models in the table are certified for IEC (TÜV).
7.
The models with plug-in terminals (single-pole, double-pole, and 4-pole) were combined with the PTF-E for the EC Declaration of
Conformity. These products display the CE Marking.
1
LY
When your order, specify the rated voltage.
Ordering Information
Relays
Models with Plug-in Terminals
Number of poles
1 pole
2 poles
4 poles
Classification
Model Rated
voltage (V)
Model
Rated voltage (V)
Model Rated
voltage (V)
12, 24, 100/110,
110/120,
or 200/220 VAC
12, 24, 100/110,110/
120, 200/220,
or220/240 VAC
12, 24, 100/110, or
200/220 VAC
Standard models
LY1
LY2
LY4
12, 24, 48,
or 100/110 VDC
12, 24, 48,
or 100/110 VDC
12, 24, 48,
or 100/110 VDC
12, 24, 100/110,
110/120,
12, 24, 100/110,110/
120, 200/220,
12, 24, 100/110, or
200/220 VAC
Models with built-in
operation indicators
or 200/220 VAC
or 220/240 VAC
LY1N
LY2N
LY4N
12, 24,
or 100/110 VDC
12, 24, 48,
or 100/110 VDC
12, 24, 48,
or 100/110 VDC
Model
s
w
ith
single
contacts
Models with built-in
diodes
12, 24, 48,
or 100/110 VDC
12, 24, 48,
or 100/110 VDC
12, 24, 48,
or 100/110 VDC
LY1-D
LY2-D
LY4-D
Models with built-in
diodes and
operation indicators
LY1N-
D2
12, 24, 48,
or 100/110 VDC
LY4N-
12, 24, 48,
12, 24, or 48 VDC
LY2N-D2
D2
or 100/110 VDC
100/110, 110/120,
Models with built-in
CR circuits
—
—
—
—
LY2-CR
200/220, or 220/240
—
—
VAC
Models with built-in
CR circuits and
operation indicators
100/110, 110/120,
LY2N-CR
200/220, or 220/240
VAC
—
—
100/110 or200/220
—
—
—
—
—
—
—
—
VAC
Standard models
LY2Z
12, 24, 48, or 100/
110 VDC
1
00/110, 110/120,
—
—
200/220,
—
—
Models with built-in
operation indicators
LY2ZN
or 220/240 VAC
—
—
—
—
12 or 24 VDC
—
—
—
—
Bifurcated
contacts
Models with built-in
diodes
LY2Z-D
12, 24, or 48 VDC
Models with built-in
diodes and
LY2ZN-
12, 24, or 100/110
—
—
—
—
—
—
—
—
—
—
—
—
D2
VDC
operation indicators
Models with built-in
CR circuits
Models with built-in
CR circuits and
operation indicators
LY2Z-CR
100/110 VAC
LY2ZN-
100, 110, 110/1 20,
CR
or 200/220 VAC
Relays with PCB Terminals
Number of poles
1 pole
2 poles
Rated voltage (V)
12, 24,
100/110, 110/120, 200/
220, or 220/240 VAC
3 poles
Rated voltage (V)
4 poles
Rated voltage (V)
Classification
Model
Rated voltage (V)
Model
LY2-0
Model
Model
LY4-0
24,100/110,
110/120, or 200/220
VAC
24, 100/110,
or 200/220 VAC
24, 100/110, or 200/
220 VAC
Models with single
contacts
LY3-0
LY1-0
12, 24, 48
or 100/110 VDC
12, 24, 48, or
100/110 VDC
12, 24, 48, or
100/110 VDC
12 or 24 VDC
100/110 VAC
—
Bifurcated contacts
—
—
LY2Z-0
—
—
—
24, 48, or
100/110 VDC
—
Case-surface Mounting
Number of poles
1 pole
2 poles
4 poles
Classification
Model
Rated voltage (V)
24, 100/110,
110/120, 200/220,
or 220/240 VAC
6, 12, 24, or 100/110
VDC
Model
LY2F
Rated voltage (V)
Model
LY4F
Rated voltage (V)
12, 24, 100/110, 110/
120, 200/220,
or 220/240 VAC
12, 24, 48, or 100/110
VDC
12, 24, 100/110,
or 200/220 VAC
Models with single
contacts
LY1F
12, 24, or 100/110
VDC
24, 100/110,
or 200/220 VAC
Bifurcated contacts
—
—
LY2ZF
—
—
12 or 24 VDC
2
LY
Accessories (Order Separately)
Front-mounting Sockets
Conductive
Applicable crimp
terminal/
Electric wire
Hold-down Clips/
Release Levers
(Order Separately)
Applicable
relay model
Mounting
Method
part
Terminal Type
Appearance
Model
protection
PTF-08-PU
With release lever
*
LY2
@
-CR cannot
*
Hold by release
be used
lever
Ferrules
Solid wire
Stranded wire
Push-In Plus
Terminal
PTF-08-PU-L
Available
LY1
@
LY2
@
LY2
@
-CR
PTFZ-08-E
*
LY2
@
-CR: Y92H-3
Other than those
above: PTC-A1
Forked terminals
Solid wire
Stranded wire
Screw terminal
(M3.5 screw size)
PTF08A-E
*
Round terminals
Forked terminals
Solid wire
Mounted on a
DIN track or
with screws
None
PTF08A
Stranded wire
Ferrules
Solid wire
Stranded wire
Push-In Plus
Terminal
PTF-14-PU-L
PTFZ-14-E
*
Available
Forked terminals
Solid wire
LY4
@
PYC-A1
Stranded wire
Screw terminal
(M3.5 screw size)
PTF14A-E
*
Round terminals
Forked terminals
Solid wire
None
PTF14A
Stranded wire
*
The PYFZ
@
A-E and PTF
@
A-E Relays have finger protection. Round terminals cannot be used. Use forked terminals.
3
LY
Back-mounting Sockets
Hold-down Clips
(Order Separately)
Applicable relay model
Terminal Type
Appearance
Mode
Solder terminals
PT08
*
LY1
@
LY2
@
-CR: PYC-1
Other than those above:
PYC-P
LY2
@
Wrapping terminals
PT08QN
LY2
@
-CR
PCB terminals
PT08-0
PT14
*
Solder terminals
LY4
@
Wrapping terminals
PCB terminals
PT14QN
PT14-0
PYC-P
*
When ordering PT08, PT11, or PT14 sockets, please note that the minimum order quantity is 10 and orders are accepted in multiples of the
minimum order.
4
LY
Relay Hold-down Clips
Application
Used with Socket
mounting plate
Used with Socket
For models with built-in CR circuits
Item
Approx. 3
Approx. 2.5
Appearance
Model
PYC-A1
PYC-P
100
PYC-S
Y92H-3
PYC-1
Minimum order
(quantity)
*
100
10
10
10
*
Orders are accepted in multiples of the minimum order.
Socket Mounting Plates
Applicable sockets
Number of sockets
Model
1
PYP-1
*
1
PYP-18
*
2
PYP-36
*
2
PTP-1
PT08
PT08QN
18
36
1
PT14
PT14QN
10
PTP-10
*1.
When ordering PYP-1, please note that the minimum order quantity is 10 and orders are accepted in multiples of the minimum order.
*2.
PYP-18 and PYP-36 can be cut to any required length.
DIN Track Mounting Parts
Type
Appearance
Model
PFP-100N
Shallow type, total length: 1 m
Shallow type, total length: 0.5 m
PFP-50N
DIN Tracks
Deep type, total length: 1 m
PFP-100N2
End Plate
Spacer
PFP-M
PFP-S
5
LY
Ratings and Specifications
Ratings
Standard Models with Built-in Operation Indicators
Operating Coil, Single-pole and Double-pole Models
Item
Rated current (mA)
Coil inductance (H)
Coil
resistance
(
Ω
)
Power
consumption
(VA, W)
Must-operate Must-release
Maximum
voltage (V)
Rated voltage
Armature
voltage (V)
voltage (V)
50 Hz
60Hz
Armature ON
(V)
AC
OFF
0.17
0.69
3.22
14.54
19.2
54.75
83.5
0.16
0.73
3.2
12
106.5
53.8
91
46
46
180
0.33
1.3
Approx. 1.0
to 1.2
(at 60 Hz)
24
50
25.7
22
788
5.66
24.6
32.1
94.07
136.4
0.33
1.37
5.72
21.0
86.2
11.7/12.9
9.9/10.8
6.2/6.8
4.8/5.3
10/11
8.4/9.2
5.3/5.8
4.2/4.6
3,750
4,430
12,950
18,790
40
30% min.
*
2
100/110
110/120
200/220
220/240
6
Approx. 0.9
to 1.1
(at 60 Hz)
110% of
rated
voltage
80% max.
*
1
150
75
12
160
10% min.
*
2
Approx. 0.9
DC
24
36.9
18.5
650
48
2,600
11,000
10.6
45.6
100/110
9.1/10
3 poles
Item
Rated current (mA)
Coil inductance (H)
Armature
Coil
resistance
(
Ω
)
Power
consumption
(VA, W)
Must-operate Must-release
Maximum
voltage (V)
Rated voltage
(V)
voltage (V)
voltage (V)
50 Hz
60Hz
Armature ON
OFF
0.12
0.44
10.5
34.8
0.45
1.89
8.53
29.6
12
159
80
134
67
24
0.21
0.79
18.5
59.5
0.98
3.87
13.9
54.3
Approx. 1.6
to 2.0
(at 60 Hz)
24
AC
100
30% min.
*
2
100/110
14.1/16
9.0/10.0
12.4/13.7
7.7/8.5
2,300
8,650
107
110% of
rated
voltage
200/220
12
80% max.
*
1
112
58.6
28.2
24
DC
410
10% min.
*
2
Approx. 1.4
48
1,700
8,500
100/110
12.7/13
4 poles
Item
Rated current (mA)
Coil inductance (H)
Armature
Coil
resistance
(
Ω
)
Power
consumption
(VA, W)
Must-operate Must-release
Maximum
voltage (V)
Rated voltage
(V)
voltage (V)
voltage (V)
50 Hz
60Hz
Armature ON
OFF
12
199
170
80
20
0.1
0.17
0.67
17.3
57.9
0.84
2.91
13.6
63.7
Approx.
1.95 to 2.5
(at 60 Hz)
24
AC
93.6
78
0.38
10.5
33.1
0.39
1.41
6.39
32.0
30% min.
*
2
100/110
22.5/25.5
11.5/13.1
19/21.8
9.8/11.2
1,800
6,700
100
110% of
rated
200/220
12
80% max.
*
1
120
69
voltage
24
DC
350
10% min.
*
2
Approx. 1.5
48
30
1,600
6,900
100/110
15/15.9
Note: 1.
The rated current and coil resistance are measured at a coil temperature of 23°C with tolerances of +15%/–20% for the AC rated current and ±15% for the
DC coil resistance.
2.
The AC coil resistance and inductance values are reference values only. (at 60 Hz).
3.
Operating characteristics were measured at a coil temperature of 23°C.
4.
The maximum voltage capacity was measured at an ambient temperature of 23°C.
*1.
There is variation between products, but actual values are 80% max.
To ensure operation, apply at least 80% of the rated value (at a coil temperature of +23° C).
*2.
The actual values are 30% min. for AC and 10% min. for DC. To ensure release, use a value that is lower than the specified value.
6
LY
Refer to
List of Certified Models
for a list of models that are certified for safety standards and the Electrical Appliances
and Material Safety Act.
Classification
1 pole
Inductive load
(cos
φ
= 0.4, L/R = 7 ms)
Double-, 3-, and 4-pole models
Inductive load
Bifurcated contacts
Inductive load
(cos
φ
= 0.4, L/R = 7 ms)
Bifurcated
Item
Load
Resistive load
Resistive load
Resistive load
(cos
φ
= 0.4, L/R = 7 ms)
Contact type
Single
Contact materials
Ag alloy
Ag
15 A at 110 VAC
15 A at 24 VDC
10 A at 110 VAC
7 A at 24 VDC
10 A at 110 VAC
10 A at 24 VDC
7.5 A at 110 VAC
5 A at 24 VDC
5 A at 110 VAC
5 A at 24 VDC
4 A at 110 VAC
4 A at 24 VDC
Rated load
Rated carry current
15 A
10 A
7 A
250 VAC
125 VDC
250 VAC
125 VDC
250 VAC
125 VDC
Maximum contact voltage
Maximum contact current
15 A
15 A
10 A
10 A
7 A
7 A
Type
Single-pole, double-pole models
(models with built-in operation indicators, models
with built-in diodes, and models with built-in CR
circuits),
Note:
1.
Some models in the LY1 and LY2 Series have an upper
temperature limit of +40°C. This limitation is due to the
diode junction temperature and the elements used.
2.
Refer to
Ambient Temperature vs. Coil Temperature
Rise
in
Engineering Data
on page 8 to 9 for information
on operation in temperature conditions that are not
described here.
3.
When you apply a minimum of 10 A of current to an LY1
when it is used in combination with the PTF-08-PU,
PTF-08-PU-L, PTF08A, PTF08A-E, or PT08, connect
each of the following terminal pairs: (1) to (2), (3) to (4),
and (5) to (6).
Single-pole and double-pole models
(standard models and bifurcated contact
models)
Item
3-pole and 4-pole models
Ambient operating
temperature
Ambient operating
humidity
−
25 to 55°C
−
25 to +40°C
(with no icing or condensation)
*
1
(with no icing or condensation)
*
2
5% to 85%
*1.
If the carry current is 4 A or less, the usable ambient temperature
range is
−
25 to 70° C.
*2.
If the flowing current is 4 A or less, the usable ambient
temperature range is -25 to 55° C.
Characteristics
Type
Standard models, models with built-in operation
indicators, models with built-in CR circuits, and
models with built-in diodes
Item
Bifurcated contacts
1
Contact resistance
*
50 m
Ω
max.
25 ms max.
Note:
The values at the left are initial values.
*1.
Measurement conditions: 1 A at 5 VDC using the voltage
drop method
2
Operating time
*
Release time
*
25 ms max.
2
*2.
Measurement conditions: With rated operating power
applied, not including contact bounce.
Maximum
operating
frequency
Mechanical
18,000 operations/h
Ambient temperature condition: 23° C
*3.
Measurement conditions: For 500 VDC applied to the
same location as for dielectric strength measurement.
*4.
Ambient temperature condition: 23° C
*5.
This value was measured at a switching frequency of 120
operations per minute.
Rated load
1,800 operations/h
3
Insulation resistance
*
100 M
Ω
min.
Between coil and contacts
2,000 VAC at 50/60 Hz for 1 min.
Between contacts of
different polarity
Between contacts of
the same polarity
Dielectric
strength
1,000 VAC at 50/60 Hz for 1 min.
Destruction
Malfunction
Destruction
Malfunction
10 to 55 to 10 Hz, 0.5-mm single amplitude (1.0-mm double amplitude)
Vibration
resistance
10 to 55 to 10 Hz, 0.5-mm single amplitude (1.0-mm double amplitude)
1,000 m/s
2
200 m/s
2
Shock
resistance
AC: 50,000,000 operations min.
DC: 100,000,000 operations min.
(switching frequency: 18,000
operations/h)
Mechanical
1-, 3-, 4-pole: 200,000 operations min.
2-pole: 500,000 operations min.
(rated load, operating frequency: 1,800
operations/h)
Endurance
2-pole: 500,000 operations min.
(rated load, operating frequency: 1,800
operations/h)
4
Electrical
*
Failure rate P value (reference value)
*
100 mA at 5 VDC
10mA at 5 VDC
5
Weight
1-pole and 2-pole: 40 g, 3-pole: Approx. 50 g, 4-pole: Approx. 70 g
Endurance Under Real Loads (Reference Only)
Item
LY1, 100 VAC
LY2, 100 VAC
LY4, 100 VAC
Load
type
Electrical life
(×10,000
operations min.)
Electrical life
(×10,000
operations min.)
Electrical life
(×10,000
operations min.)
Operating
frequency
Operating
frequency
Operating
frequency
Conditions
Conditions
Conditions
200 W, 200 VAC three-
phase with 5-A inrush
current, 1-A current
flow
50
7
400 W, 100 VAC single-
phase with 35-A inrush
ON for 10 s,
current, 7-A current
flow
200 W, 100 VAC single-
phase with 25-A inrush
ON for 10 s,
current, 5-A current
flow
ON for 10 s,
OFF for 50 s
AC motor
AC lamp
5
20
OFF for 50 s
OFF for 50 s
750 W, 200 VAC three-
phase with 18-A inrush
current, 3.5-A current
flow
300 W, 100 VAC with
51-A inrush current, 3-
A current flow
10
300 W, 100 VAC with
51-A inrush current, 3-
A current flow
300 W, 100 VAC with
51-A inrush current, 3-
A current flow
ON for 5 s,
OFF for 55 s
ON for 5 s,
OFF for 55 s
ON for 5 s,
OFF for 55 s
8
5
500 W, 100 VAC with
78-A inrush current, 5-
A current flow
2.5
24 VDC with 50-A
inrush current, 1-A
current flow
24 VDC with 50-A
inrush current, 1-A
current flow
ON for 1 s,
1
0.5
20
OFF for 15 s
24 VDC with 50-A
inrush current, 1-A
current flow
Capacitor
(2,000 µF)
ON for 1 s,
OFF for 6 s
ON for 1 s,
OFF for 15 s
10
24 VDC with 20-A
inrush current, 1-A
current flow
24 VDC with 20-A
inrush current, 1-A
current flow
ON for 1 s,
OFF for 2 s
15
50 VA with 2.5-A inrush
current, 0.25-A current
flow
50 VA with 2.5-A inrush
current, 0.25-A current
flow
50 VA with 2.5-A inrush
current, 0.25-A current
flow
150
80
100
50
100
50
ON for 1 s,
OFF for 2 s
ON for 1 s,
OFF for 2 s
ON for 1 s,
OFF for 2 s
AC solenoid
100 VA with 5-A inrush
current, 0.5-A current
flow
100 VA with 5-A inrush
current, 0.5-A current
flow
100 VA with 5-A inrush
current, 0.5-A current
flow
7
LY
Details on Safety-standard-certified
Models, LY
@
• Standard
models are certified for the UL, CSA, and SEV safety
standards.
• Refer
to
Model Number Structure
on page 1 for a list of applicable
models.
• The
rated values for safety standard certification are not the same
as individually defined performance values. Always check the
specifications before use.
UL-certified Models (File No. E41643)
CSA-certified Models (File No. LR31928)
Number of
poles
Certified number
of operations
Number of
poles
Certified number
of operations
Model
Coil ratings
Contact ratings
Model
Coil ratings
Contact ratings
15A, 120VAC (General use)
15A, 240VAC (General use)
15A, 30VDC (Resistive)
1/2HP, 120VAC
100,000 operations
15A, 120VAC (General use)
15A, 240VAC (General use)
15A, 30VDC (Resistive)
1/2HP, 120VAC
100,000 operations
6,000 operations
6,000 operations
6 to 240VAC
6 to 125VDC
6 to 240VAC
6 to 125VDC
1
1
100,000 operations
100,000 operations
8.5FLA, 30LRA, 120VAC
TV-5, 120VAC
8.5FLA, 30LRA, 120VAC
TV-5, 120VAC
25,000 operations
6,000 operations
100,000 operations
25,000 operations
6,000 operations
470VA, Pilot duty, 120VAC
15A, 120VAC (General use)
12A, 240VAC (General use)
7A, 250VAC (General use)
15A, 30VDC (Resistive)
5A, 38VDC (Resistive)
1/2HP, 120VAC
470VA, Pilot duty, 120VAC
15A, 120VAC (General use)
12A, 240VAC (General use)
7A, 250VAC (General use)
15A, 30VDC (Resistive)
5A, 38VDC (Resistive)
1/2HP, 120VAC
6,000 operations
6,000 operations
100,000 operations
1,000 operations
100,000 operations
1,000 operations
6 to 240VAC
6 to 125VDC
6 to 240VAC
6 to 125VDC
2
2
LY
1/3HP, 240VAC
1/3HP, 240VAC
LY
8.5FLA, 30LRA, 120VAC
5FLA, 50LRA, 50VDC
TV-3, 120VAC
8.5FLA, 30LRA, 120VAC
5FLA, 50LRA, 50VDC
TV-3, 120VAC
100,000 operations
25,000 operations
6,000 operations
100,000 operations
25,000 operations
6,000 operations
345VA, Pilot duty, 120-240VAC
B300/R300
345VA, Pilot duty, 120-240VAC
B300/R300 Pilot duty
10A, 240VAC (General use)
(Same polarity)
10A, 240VAC (General use)
(Same polarity)
6,000 operations
10A, 30VDC (General use)
(Same polarity)
10A, 30VDC (Resistive)
(Same polarity)
6,000 operations
6 to 240VAC
6 to 125VDC
3
4
2A, 40VDC (Resistive)
(Same polarity)
1/8HP, 240VAC (Same polarity)
1/2HP, 240VAC (Same polarity)
1/3HP, 240VAC (Same polarity)
2A, 40VDC (Resistive)
6 to 240VAC
6 to 125VDC
3
4
1,000 operations
6,000 operations
1/2HP, 240VAC
1,000 operations
6,000 operations
0.6A, 100VDC (Resistive)
(Same polarity)
0.6A, 100VDC (Resistive)
TÜV-certified Models (File No. R50030064,
EN 61810-1)
Number of
poles
Certified number
of operations
Model
Coil ratings
Contact ratings
15 A, 110 VDC resistive load
10 A, 110 VAC inductive load
10 A, 250 VAC resistive load
7A, 250 VAC inductive load
10 A, 30 VDC resistive load
7 A, 30 VDC inductive load
10 A, 110 VAC resistive load
7.5A, 110 VAC inductive load
7A, 250 VAC resistive load
4 A, 250 VAC inductive load
7 A, 30 VDC resistive load
4 A, 30 VDC inductive load
10 A, 110 VAC resistive load
7.5A, 110 VAC inductive load
1
200,000
operations
6 to 240 VAC
6 to 110 VDC
LY
@
2
3
4
100,000
operations
8
LY
• When
ordering a model that is certified for VDE or Lloyd’s Register
(LR) standards, always specify “VDE-certified Model” or “LR
Standard-certified Model” with your order.
Compliance with Electrical Appliances
and Material Safety Act, LY
@
All standard models comply with the Electrical Appliances and
Material Safety Act.
VDE Certification (Certificate No. 6359,
EN 61810-1)
Number of
poles
Model
Coil ratings
Contact ratings
15 A at 200 VAC
Number of
poles
Certified number
of operations
Model
Coil ratings
Contact ratings
1
10 A, 220 VAC resistive load
7 A, 220 VAC inductive load
10 A, 28 VDC resistive load
7 A, 28 VDC inductive load
7 A, 220 VAC resistive load
4 A, 220 VAC inductive load
7 A, 28 VDC resistive load
4 A, 28 VDC inductive load
6 to 240 VAC
6 to 120 VDC
2
3
4
LY
@
10A at 200 VAC
1
6, 12, 24, 50,
110, or 220 VAC
6, 12, 24, 48,
or 110 VDC
200,000
operations
LY
@
-VD
2
LR-certified Models (File No. 00/10047)
Number of
poles
Model
Coil ratings
Contact ratings
2
4
7.5 A, 230 VAC inductive load
5 A, 24 VDC inductive load
6 to 240 VAC
6 to 110 VDC
LY
@
Details on Safety-standard-certified
Models, Sockets
UL-certified Models (File No. E87929)
Model
PTF-08-PU
PTF-14-PU
PTFZ-08-E
PTFZ-14-E
Ratings
Listed/Recognized
10A 250V
10A 250V (Same polarity)
15A 250V (at 50 deg)
12A 250V (at 70 deg)
Recognized
PTF08A(-E)
PT08
15A 250V
10A 250V
PTF11A
PTF14A(-E)
PT11
PT14
CSA-certified Models (File No. LR31928)
Model
PTF-08-PU
PTF-14-PU
PTFZ-08-E
PTFZ-14-E
PTF08A(-E)
Ratings
Class number
10A 250V
10A 250V (Same polarity)
15A 250V (at 50 deg)
12A 250V (at 70 deg)
3211 07
15A 240V AC
10A 240V AC
PTF11A
PTF14A(-E)
CE Marking Compliance
Model
PTFZ-08-E
PTFZ-14-E
PTF08A(-E)
PTF14A(-E)
EMC Directive
Low Voltage Directive
Machinery Directive
Safety Category
Not applicable
❍
Not applicable
1
Note: 1.
CE compliance is achieved when used with a relay (LY).
2.
The Safety Category refers to the maximum applicable category selected when
constructing control system safety components. The category does not apply to
individual components.
TÜV Rheinland certification
Model
PTF-08-PU
PTF-14-PU
PTFZ-08-E
PTFZ-14-E
Ratings
Standard number
Certification number
10A 250V
10A 250V
*
1
2
R50327595
*
EN 61984
15A 250V (at 50 deg)
12A 250V (at 70 deg)
R50438680
*1.
Ratings are for an ambient temperature of 55°C. At an ambient temperature of 70°C,
the value is 7A.
*2.
Ratings are for an ambient temperature of 40°C. At an ambient temperature of 70°C,
the value is 7A.
9
LY
Engineering Data
Engineering Data
Maximum Switching Capacity
LY1
LY2
LY3 and LY4
AC
15
AC
AC
resistive load
10
10
5
10
5
resistive load
resistive load
Life:
Life:
Life:
5
AC inductive load
(cos φ = 0.4)
500,000 operations
200,000 operations
200,000 operations
AC inductive load
(cos φ = 0.4)
AC inductive load
(cos φ = 0.4)
1
DC inductive load
(L/R = 7 ms)
1
1
DC inductive load
(L/R = 7 ms)
DC inductive load
(L/R = 7 ms)
0.5
0.5
0.5
DC
DC
DC
resistive load
resistive load
resistive load
0.1
0
0.1
0
0.1
0
5
10
50
100
500 1,000
5
10
50
100
500 1,000
5
10
50
100
500 1,000
Contact voltage (V)
Contact voltage (V)
Contact voltage (V)
Endurance Curve
LY1
LY2Z
LY2
AC
resistive load
10
5
AC inductive load
(cos φ = 0.4)
1,000
500
1,000
24 VDC
DC
resistive load
resistive load
110 VAC
resistive load
500
1
110 VAC
resistive load
24 VDC
resistive load
0.5
DC inductive load
(L/R = 7 ms)
100
50
100
50
110 VAC inductive load
(cos φ = 0.4)
0.1
0
24 VDC
24 VDC
110 VAC inductive load
(cos φ = 0.4)
Life: 500,000 operations
inductive load
(L/R = 7 ms)
10
inductive load
(L/R = 7 ms)
10
5
10
50
100
500 1,000
0
2
4
6
8
10 12 14
16 18
20
Switching current (A)
0
2
4
6
8
10 12 14
Switching current (A)
16 18
20
Contact voltage (V)
Ambient Temperature vs. Must-
operate and Must-release Voltage
LY2
100/110 VAC at 50Hz
LY3 and LY4
LY2Z
100
Number of Relays: 5
(average value)
Must-operate voltage
Must-release voltage
80
60
40
1,000
500
1,000
24 VDC
resistive load
110 VAC
24 VDC
resistive load
500
resistive load
110 VAC inductive load
(cos φ = 0.4)
110 VAC
resistive load
100
50
100
50
110 VAC inductive load
(cos φ = 0.4)
24 VDC inductive load
20
0
(L/R = 7 ms)
24 VDC inductive load
(L/R = 7 ms)
10
10
0
2
4
6
8
10
0
2
4
6
8
10 12 14
16 18
20
−
40
−
20
0
20
40
60
80
Switching current (A)
Switching current (A)
Ambient temperature (°C)
Ambient Temperature vs. Coil
Temperature Rise
LY1
24 VDC
LY2
24 VDC
LY1
100/110 VAC at 50Hz
120
120
100
Must-operate voltage
Must-release voltage
Rating: 100% applied
Rating: 100% applied
Number of Relays:
5 (average value)
110
110
100
90
80
70
60
50
40
30
20
10
Rated power consumption: 1 W
Rated power consumption: 1 VA
100
80
60
40
90
Maximum operating
temperature (120° C)
Maximum operating
temperature (120° C)
80
70
60
50
40
30
20
10
15 A
10 A
15 A
10 A
7 A
5 A
3 A
7 A
5 A
3 A
No contact current
No contact current
20
0
0
10
20
30
40
50
Ambient temperature (°C)
60
70
80
0
10
20
30
40
50
60
70
80
−
40
−
20
0
20
40
60
80
Ambient temperature (°C)
Ambient temperature (°C)
10
LY
LY2
24 VDC
LY2
100/110 VAC at 50Hz
LY3
24 VDC
120
120
110
120
110
Rating: 100% applied
Rating: 100% applied
Rating: 100% applied
110
100
90
80
70
60
50
40
30
20
10
Rated power consumption: 1.0 VA
Rated power consumption: 1.4 VA
Rated power consumption: 1 W
100
100
90
Maximum operating
temperature (120° C)
Maximum operating
temperature (120° C)
Maximum operating
temperature (120° C)
10 A
7 A
90
80
70
60
50
40
30
20
10
80
10 A
70
10 A
60
5 A
3 A
7 A
5 A
3 A
7 A
5 A
3 A
50
40
No contact current
No contact current
No contact current
30
20
10
0
10
20
30
40
50
60
70 80
0
10
20
30
40
50
60
70 80
0
10
20
30
40
50
60
70 80
Ambient temperature (°C)
Ambient temperature (°C)
Ambient temperature (°C)
LY3
100/110 VAC at 50Hz
LY4
24 VDC
LY4
100/110 VAC at 50Hz
120
120
120
110
Rating: 100% applied
Rating: 100% applied
Rating: 100% applied
110
100
90
80
70
60
50
40
30
20
10
110
100
90
80
70
60
50
40
30
20
10
Rated power consumption: 1.6 VA
Rated power consumption: 1.95 VA
Rated power consumption: 1.5 W
100
10 A
Maximum operating
temperature (120° C)
Maximum operating
temperature (120° C)
Maximum operating
temperature (120° C)
10 A
90
10 A
7 A
80
70
7 A
5 A
7 A
60
5 A
5 A
3 A
3 A
50
40
30
20
10
3 A
No contact current
No contact current
No contact current
0
10
20
30
40
50
60
70 80
0
10
20
30
40
50
60
70 80
0
10
20
30
40
50
60
70 80
Ambient temperature (°C)
Ambient temperature (°C)
Ambient temperature (°C)
Models with built-in diodes
The diode absorbs surge from the coil.
With Diode
Without Diode
ON
OFF
ON
OFF
140 V
A
A
24 VDC
To
d
igital
memory
Di
To
d
igital
memory
24 VDC
A’
A’
Note: 1.
Make sure that the polarity is correct.
2.
The release time will increase, but the
25-ms specification for standard models
is satisfied.
3.
Diode characteristics:
Reversed dielectric strength: 1,000 V
Forward current: 1 A
Models with Built-in CR Circuits
With CR
Without CR
282 V
2.5
282 V
80 V
ms
4.12 ms
9.4 ms
600 V
A
A
To
d
igital
C = 0.033 μF
200 AC
200 AC
memory
R = 120 Ω
scope
A’
A’
11
LY
Malfunctioning Shock
LY2
100/110 VAC
Y
N = 20
Energized
560
Measurement: Shock
was applied 2 times each in 6 directions along 3 axes
with the Relay energized and not energized to check the shock values that
cause the Relay to malfunction.
Not energized
440
720
X
Z
500
520
Criteria: Non-energized: 200 m/s
2
, Energized: 200 m/s
2
370
Shock direction
X’
350
450
520
X
700
Z’
X’
Y
Z
Z’
500
600
Unit: m/s
2
Y’
Y’
Dimensions
(Unit: mm)
Relays
Solder terminals
LY1
Terminal Arrangement/Internal Connections (Bottom View)
LY1N
LY1
LY1-D
LY1-D
LY1N-D2
0.5
Eight, 2-dia. holes
5
28 max.
(The coil has no polarity.)
(Check the coil polarity when wiring
and wire all connections correctly.)
3
21.5 max.
36 max.
6.4
LY1N
DC Models
AC Models
LY1N-D2
Note: 1.
For the DC models, check the coil polarity
when wiring and wire all connections
correctly.
2.
The indicator is red for AC and green for DC.
3.
The operation indicator indicates the
energization of the coil and does not
represent contact operation.
Check the coil polarity when
wiring and wire all connections
correctly.
(The coil has no polarity.)
Check the coil polarity when wiring
and wire all connections correctly.
LY2
LY2-D
LY2Z-D
LY2N-D2
LY2ZN-D2
Terminal Arrangement/Internal Connections (Bottom View)
LY2Z
LY2N
LY2ZN
LY2(Z)
LY2(Z)-D
(The coil has no polarity.)
Check the coil polarity when wiring and wire all
connections correctly.
0.5
Eight, 3-dia. holes
LY2(Z)N
28 max.
DC Models
AC Models
LY2(Z)N-D2
5
3
21.5 max.
36 max.
6.4
Note: 1.
For the DC models, check the coil polarity
when wiring and wire all connections
correctly.
2.
The indicator is red for AC and green for DC.
3.
The operation indicator indicates the
energization of the coil and does not
represent contact operation.
Check the coil polarity when
wiring and wire all connections
correctly.
(The coil has no polarity.)
Check the coil polarity when wiring
and wire all connections correctly.
12
LY
LY4
Terminal Arrangement/Internal Connections (Bottom View)
LY4N
LY4
LY4-D
LY4-D
LY4N-D2
0.5
28 max.
5
(The coil has no polarity.)
Check the coil polarity when wiring
and wire all connections correctly.
3
6.4
41.5 max.
Fourteen, 3-dia. holes
36 max.
LY4N-D2
LY4N
DC Models
AC Models
Check the coil polarity when wiring
and wire all connections correctly.
Check the coil polarity when
wiring and wire all connections
correctly.
(The coil has no polarity.)
Note: 1.
For the DC models, check the coil polarity when wiring and wire all connections correctly.
2.
The indicator is red for AC and green for DC.
3.
The operation indicator indicates the energization of the coil and does not represent contact operation.
LY2-CR
Terminal Arrangement/Internal Connections (Bottom View)
LY2Z-CR
LY2N-CR
LY2ZN-CR
LY2(Z)-CR
LY2(Z)N-CR
0.5
Eight, 3-dia. holes*
28 max.
5
CR element
C = 0.033 μF
R = 120 Ω
3
6.4
21.5 max.
53 max.
*These dimensions are for the LY2N-CR.
(The coil has no polarity.)
Relays with PCB Terminals
LY1-0, LY3-0,
PCB Processing Dimensions (Bottom View)
LY2-0, and LY4-0
1 pole
2 poles
3 poles
4 poles
28 max.
21.5 max.
36 max.
Five, 2.5-dia. holes
Eight, 2.5-dia. holes
Eleven, 2.5-dia. holes
Fourteen, 2.5-dia. h
Note: 1.
The dimensional tolerance is 0.1 mm.
Note:
The figures and dimensions depicted here are for the LY2-0.
2.
There are exposed parts (conductive parts) on the LY1-0
other than the terminals. Be careful when using this Relay
on a double-sided PCBs.
The dimension with an asterisk (*) is 6.4 for the LY1-0.
Terminal Arrangement/Internal Connections (Bottom View)
LY1-0
LY2-0
LY3-0
LY4-0
2
3
7
6
8
(The coil has no polarity.)
13
LY
Case-surface mounting
LY1F
LY2F
Mounting Hole
Dimensions
Terminal Arrangement/Internal
Connections (Bottom View)
22.5 max.
LY1F
LY2F
44 max.
29 max.
Two, 3.5-dia. holes or
two M3 screw holes
Eight, 2-dia. holes*
35.5 max.
(The coil has no polarity.)
Note:
The dimensional
Note:
The figures and dimensions depicted here are for the LY1F. The
tolerance is ±0.1 mm.
LY2F is also conforms to these measurements.
LY4F
Mounting Hole
Dimensions
Terminal Arrangement/Internal
Connections (Bottom View)
41.5 max.
LY4F
Three, 3.5 dia. holes or
two M3 screw holes
28 max.
44 max.
Fourteen,
3-dia. holes
(The coil has no polarity.)
35.5 max.
14
LY
Accessories (Order Separately)
Socket Characteristics
Continuous
carry current
Insulation
Model
Dielectric strength
Remarks
resistance
*1
Between contact terminals of same polarity: 2,000 VAC, 1 min
Between contact terminals of different polarity: 2,000 VAC, 1 min
Between coil and contact terminals: 2,000 VAC, 1 min
Between contact terminals of different polarity: 2,500 VAC, 1 min
Between contact terminals of same polarity: 2,500 VAC, 1 min
Between ground terminals: 2,500 VAC, 1 min
PTF-
@
-PU(L)
PTFZ-
@@
-E
10 A
1,000 M
Ω
min.
1,000 M
Ω
min.
12 A (@70°C)
15 A (@50°C)
*
2
Between coil and contact terminals: 2,500 VAC, 1 min
Between terminals: 2,000 VAC for 1 min
PTF
@@
A(-E)
PT-
@@
10 A
10 A
10 A
10 A
100 M
Ω
min.
100 M
Ω
min.
100 M
Ω
min.
100 M
Ω
min.
Between terminals: 2,000 VAC for 1 min
PT
@@
-0
Between terminals: 2,000 VAC for 1 min
PT
@@
QN
Between terminals: 2,000 VAC for 1 min
*1.
The insulation resistance was measured with a 500-VDC insulation resistance meter at the same places as those used for measuring the
dielectric strength.
*2.
However, do not exceed the continuous carry current of the socket to be mounted.
Connection Sockets
Terminal Arrangement/
Internal Connections
Dimensions
Mounting Hole Dimensions
PTF-08-PU(-L)
Two, M3 screw hole or
two, 3.5 dia. hole
66.2
48.2
45
36.3
27.6
21
(6)
24
(4)
11
(5)
14
(3)
3.9
22
(2)
12
(1)
(4.2)
108
90
35.3
27.4
(8)
A2
(7)
A1
(Top View)
Release lever
*
(4.2)
Note:
The numbers in
parentheses are
(Top View)
24.8
27.6
28.1
Note:
Pull out the hooks to mount
traditionally used
terminal numbers.
the Relay with screws.
30.3
*
The PTF-08-PU-L Sockets do not have release levers.
15
LY
Terminal Arrangement/
Internal Connections
Dimensions
Mounting Hole Dimensions
PTF08A
Two, 4.5 × 6
mounting holes
0.2
3.4
7
8-M3.5×8
78.5 max.
35.5
8
30 max.
28.5 max.
PTFZ-08-E (Finger Protection Structure)
Two, 4.5 × 6
7
3.4
mounting holes
Two, 4.5 dia. or
M4 mounting holes
8-M3.5×7
2
7
1
3
4
35.5
78.5 max.
0.3
68
6
8
5
8
28.5 max.
(Top Vie
w
)
0.2
33 max.
19
(Top Vie
w
)
PTF08A-E (Finger Protection Structure)
Two, 4.5 × 6
mounting holes
3.4
Note:
Track mo
u
nting is also
8-M3.5×8
possible.
78.5 max.
35.5
8
28.5 max.
33 max.
PTF-14-PU-L
Two, M3 screw hole or
two, 3.5 dia. hole
41 31 21 11
48.2
45
36.3
27.6
(12) (11)
(10)
(9)
44 34 24 14
(8) (7)
(6) (5)
43.4
3.9
42 32 22 12
(4) (3)
(2) (1)
(4.2)
27.4
108
90
35.3
(14)
A2
(13)
A1
(Top Vie
w
)
(4.2)
Note:
The n
u
mbers in
parentheses are
27.6
28.1
(Top Vie
w
)
Note:
P
u
ll o
u
t the hooks to mo
u
nt
the Relay
w
ith scre
w
s.
30.3
traditionally
u
sed
terminal n
u
mbers.
16
LY
Terminal Arrangement/
Internal Connections
Dimensions
Mounting Hole Dimensions
PTF14A
T
w
o, 4.5 × 6
mo
u
nting holes
0.2
3.4
7
14-M3.5×
8
7
8
.5 max.
35.4
45.5 max.
8
30 max.
PTFZ-14-E (Finger Protection Structure)
T
w
o, 4.5 × 6
mo
u
nting holes
7
3.4
14-M3.5×7
T
w
o, 4.5 dia. or M4 mo
u
nting holes
4
3
7
2
6
1
5
8
7
8
.5 max.
35.5
0.3
6
8
12 11 10
14
9
13
45.5 max.
8
0.2
36
(Top View)
33 max.
(Top View)
Note:
Track mounting is also
PTF14A-E (Finger Protection Structure)
possible.
T
w
o, 4.5 × 6
mo
u
nting holes
0.2
3.4
7
14-M3.5×
8
7
8
.5 max.
35.5
45.5 max.
8
33 max.
Note:
If you use the PTF-08-PU, PTF-08-PU-L, PTF08A, PTF08A-E, or PT08 with an LY1 Relay, connect the following terminal pairs: 1-2, 3-4,
and 5-6 (for usage at 10 A or higher).
17
LY
Terminal Arrangement/
Internal Connections
Dimensions
Mounting hole and PCB dimensions
PT08
5
0.3
25.5 29.5
max. max.
2.7
2
24 max.
0.2
25.8
Eight, 1.7-dia × 3.5 oblong holes
20.5 max.
PT08QN
21.4
+0.2
0
1.5×1.0
1
3
5
2
4
6
29.5
max.
25.5
max.
1.0
9 2.5
20
35 max.
2.7
1.5
2
24 max.
7
8
(Bottom View)
PT08-0
*
Maintain a sufficient distance from the
pattern when using double-sided PCBs.
• The structure does not resist flux.
Manual soldering is recommended for
this product.
2
15.6
10
0.3
5.35
6.5
4.6
29.5 max.
12.45
6.45
2
5
*
6.5
1
4.3
22 max.
3
Eight, 2.5-dia. holes
18 max.
(±0.1 tolerance)
PT14
0.3
5
Fourteen, 1.7-dia × 3.5 holes
42.5 max.
2.7
26.5 max.
29.5 max.
0.2
41
20.5 max.
PT14QN
26.6
+0.3
1.5×1.0
0
13
9
5
6
7
8
1
2
3
4
42.5 max.
1.5
10
11
9 2.5
1.0
2.7
20
35 max.
14 12
26.5 max.
29.5 max.
(Bottom View)
PT14-0
*
Maintain a sufficient distance from the
pattern when using double-sided PCBs.
• The structure does not resist flux.
Manual soldering is recommended for
this product.
12.45
4.6
0.3
6.45
5.1
5.8
10
10
10
31.4
42.5 max.
2
5
*
Fourteen,
2.5-dia. holes
2.7
4.3
6.4
6.4
5.45
26.5 max.
29.5 max.
17.5 max.
(±0.1 tolerance)
Note:
Use a panel with a thickness of 1 to 2 mm when mounting a Socket on it.
18
LY
Hold-down Clips
PYC-A1
PYC-P
PYC-S
Y92H-3
PYC-1
Approx. 0.54 g (per clip)
One Set (2 Clips)
Approx. 1.4 g
Approx. 1.8 g
Approx. 0.7 g (per clip)
One Set (2 Clips)
Approx. 6 g
Approx. 5
9.4
Approx. 5
8
5
28
28
Approx. 29
Approx. 3
2.5
53
36.3
4.5
58.2
38.5
52
4.5
1.2
4.5
4.5
1.2
Socket Mounting Plates (t = 1.6)
OMRON can provide Socket Mounting Plate for convenient Socket installation. Please use these Plates as required.
PYP-1
PYP-18
PYP-36
492
0.6
27.4×17 = 465.8
72, oval holes
492
21.6
0.15
27.4
0.6
13.1
17×27.4 = 465.8
21.6
4.5
+0.2
0
21.4
3.4
R1.7
13.1
4.5
3.4
72, oval holes
Two, 3.4-dia. holes
R1.7
5.1
0.2
39.7
5.1
5.1
0.1
42
49
42 49
86.4
0.2
39.7
28
21.6
0.6
17×27.4 = 465.8
13.1
27.4×17 = 465.8
0.6
17×27.4 = 465.8
21.6
0.6
PTP-1
PTP-10
7.4
40, oval holes
7.7
R5
7.7
59
0.6
9×49.4 = 444.6
Four,
3.4-dia. holes
0.1
0.1
42
49
42
49
R1.7
3.4
4.5
0.1
1.1
52
0.6
9×49.4 = 444.6
7.4
0.6
9×49.4 = 444.6
492
23.7
19
LY
Connection Socket and Hold-down Clip Application Table
Item
Front-mounting Sockets
Back-mounting Sockets
Solder terminals, wrapping terminals, or
PCB terminals
Track or screw mounting
Number
of poles
Applicable Relay
Applicable
Hold-down
Clips
PTF-
08-PU
PTF-08-
PU-L
PTF-14-
PT08(QN)
PT08-0
PT14(QN)
PT14-0
Applicable
Hold-down Clips
PTF08A
PTF14A
PU-L
•
•
Standard models: LY
@
Bifurcated contact models:
LY
@
Z
1 or 2
*
3
•
•
Models with built-in
operation indicators: LY
@
N
Models with built-in diodes:
LY
@
-D(2)
PYC-A1
Y92H-3
PYC-P
PYC-1
4
•
Models with built-in CR
circuits: LY
@
-CR
2
*
A Release Lever is provided as a standard feature. The hold-down clips are unnecessary.
Mounting Height with Sockets
Front-mounting Sockets
Back-mounting Sockets
LY
66.2
64.1
28.1
(3.9)
PTF-
@
-PU
L
Y
2
L
Y
4
66
66
70
70
30
34
30
34
PTFZ-08-E
PTFZ-14-E
Note: 1.
The PTF
@
A can be mounted on a track or with screws.
2.
The measurements in parentheses are for the LY
@
-CR
(built-in CR circuit).
20
LY
Safety Precautions
Refer to the
Common Relay Precautions
for precautions that apply to all Relays.
Precautions for Correct Use
• Use
two M3 screws to attach case-surface-mounted models
(LY1F, LY2F, LY3F, and LY4F) and tighten the screws securely.
(Normal tightening torque: 0.98 N·m)
About the Built-in Diode and CR Elements
The diode or CR element that are built into the Relay are designed to
absorb the reverse voltage from the Relay coil. If a large surge in
voltage is applied to the diode or CR element from an external source,
the element will be destroyed.
• For
Relays with Tab Terminals, select a wire diameter for the lead
wires that connect to the faston receptacle terminals that is within
the allowed range for the load current.
• Do
not impose excessive external force on the Relay when
inserting the Relay to the faston receptacle or pulling the Relay out
from the faston receptacle. Do not attempt to insert a terminal
diagonally or insert or pull out more than one terminal at the same
time.
If there is the possibility of large voltage surges that could be applied
to the elements from an external source, take any necessary surge
absorption measures.
Applying 10 A or More When Using an LY1 with
the Following Sockets
When you use an LY1 in combination with the PTF-08-PU, PTF-08-
PU-L, PTF08A, PTF08A-E, or PT08, connect each of the following
terminal pairs: (1) to (2), (3) to (4), and (5) to (6).
• LY
Single-contact Relays are for power switching applications. Do
not use the LY Series for switching minute loads of 100 mA or less,
such as signals.
Relay Replacement
To replace the Relay, turn OFF the power supply to the load and
Relay coil sides to prevent unintended operation and possible
electrical shock.
Attaching and Removing Relay Hold-down Clips
When you attach a Hold-down Clip to or remove it from a Socket, wear gloves
or take other measures to prevent injuring your fingers on the Hold-down Clip.
21
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•
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•
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• mela@omron.com
Authorized Distributor:
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2
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