781-XAXC-24A [SCHNEIDER]
Electromechanical Relay, SPDT, 20A (Contact), 28VDC (Contact), AC/DC Output;
| 型号： | 781-XAXC-24A |
| 厂家： | 
SCHNEIDER ELECTRIC |
| 描述： | Electromechanical Relay, SPDT, 20A (Contact), 28VDC (Contact), AC/DC Output 光电二极管 继电器 |
| 文件： | 总4页 (文件大小：837K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Magnecraft™General Purpose Relays
Description
781 Series
SPDT 20 A
Description
The 781 Series plug-in relays offer clear or full-feature covers with multiple mounting
options and accessoriesꢀ
UL listed when used with proper Magnecraft™ sockets
Feature
Benefit
20 A maxꢀ switching current
14 mm width
Ideal for automation control panels
Slim design saves valuable space
Full-feature covers include LED indicator & locking test button
Clear or full-feature cover
options
Socket mount option
Simplifies installation & maintenance while also allowing the use
of protection modules, hold-down clips & other accessories
Gold-flashed contacts
Reduces contact oxidation & increases shelf life
Mechanical flag indicator
Standard feature displays relay status during testing or
operation
781 Clear Cover
781 Full-Feature Cover
Contact
Configuration
Coil Resistance Standard Part Number:
Standard Part Number:
Full-Feature
Contact Rating
Nominal Voltage
(Ω)
Clear Cover
781XAXC-24A
781XAXC-120A
–
24 Vac 50/60 Hz
120 Vac 50/60 Hz
240 Vac 50/60 Hz
12 Vdc
180
781XAXM4L-24A
781XAXM4L-110/120A
781XAXM4L-240A
781XAXM4L-12D
781XAXM4L-24D
4430
15720
188
20 A
SPDT
781XAXC-12D
781XAXC-24D
24 Vdc
750
Part Number Explanation
Series:
781 = 781 Series
Relay
Coil Voltages:
VAC = 6-240A
VDC = 6-125D
Cover Options:
Contact Configuration:
XAX = SPDT
C = Clear Cover
M4L = Locking push
button & LED
*Please note that 3 A Bifurcated, PC Terminals, and LED-only versions are also available.
Please contact Customer Service for more information (847-441-2540).
4
Magnecraft™General Purpose Relays
Specifications
781 Series
SPDT 20 A
Specifications (UL 508)
Part Number
781XAX
Contact Characteristics
Terminal Style
Blade
Contact Configuration
Maximum Current
SPDT
20 A
Contact Materials
Silver Alloy
300 V
Maximum Switching Voltage
Rated Switching Current at Voltage
Resistive: 20 A at 277 Vac 50/60 Hz; 20 A at 28 Vdc
Motor: 1 hp at 250 Vac 50/60 Hz; 1/2 hp at 120 Vac 50/60 Hz
Pilot Duty: B300
Minimum Switching Requirement
100 mA at 5 Vdc (0ꢀ5 W)
Coil Characteristics
Maximum Operating Voltage
Maximum Pickup Voltage
Drop-out Voltage Threshold
Average Consumption
110% (AC / DC)
85% (AC); 80% (DC)
15% (AC); 10% (DC)
1ꢀ0 VA (AC); 0ꢀ8 W (DC)
General Characteristics
Electrical Life at Rated Load
100,000 operations
Mechanical Life (Unpowered)
Operating Time (Response Time)
Dielectric Strength - Between Coil and Contact (AC)
Dielectric Strength - Between Poles (AC)
Ambient Air Temperature around the Device - Storage
Ambient Air Temperature around the Device - Operation
Vibration Resistance - Operational
Shock Resistance
10,000,000 operations
20 ms
1500 V(rms)
1500 V(rms)
-40 – +85 °C (-40 – +185 °F)
-40 – +55 °C (-40 – +131 °F)
3 g-n at 10-55 Hz
10 g-n
Degree of Protection
IP 40
Weight
29 g (1ꢀ02 oz)
Agency Approvals
UL with socket, UR (E43641), CE, CSA (LR40787), RoHS
Note: Actual product performance may vary depending on application and environmental conditions.
5
Magnecraft™General Purpose Relays
Dimensions,
Wiring Diagram
781 Series
SPDT 20 A
Dimensions — inches (millimeters)
Clear Cover Dimensions
0.53
(14.0)
1.1
(27.9)
1.4
(35.5)
Full-Feature Cover Dimensions
0.53
(14.0)
0.1
(2.1)
1.1
(27.9)
1.6
(40.6)
Wiring Diagram
SPDT
1
12
5
14
9
11
13
14
A1
A2
NEMA
IEC
6
Magnecraft™General Purpose Relays
781 Series Accessories
Description
Description
Optional sockets offer customizable, finger-safe™ solutions including protection
modules, hold-down clips, and ID tagsꢀ Sockets are DIN rail and panel mount
compatibleꢀ
Relay Accessories
For Use
With Relays
Standard
Part Number
Description Function
Pkg. Min.
DIN/Panel mount with screw terminals & clamping plates
10
10
10
10
70-781D5-1A
70-781T-1
16-781C
Socket
Socket
➊
PCB-mount socket
781
Mount directly to DIN rail
Mount directly to panel
Adapter
Adapter
16-781C1
Socket Accessories
For Use With
Sockets
Coil
Voltage
Pkg.
Min.
Standard
Part Number
Description
Function
Secures relay in socket
70-781D5-1A,, 70-781T-1
–
10
16-781SC
Metal Spring Clip
➊
Plastic ID Hold-Down
Clip
Secures relay in socket
and provides labeling
70-781D5-1A
–
10
16-781IDC
➋
Extruded Aluminum DIN
Rail, 39ꢀ37'' (1000 mm)
Quick installation and
removal of sockets
70-781D5-1A
–
–
–
10
10
16-700DIN
16-DCLIP-1
➌
Holds sockets firmly in
place on DIN rail
DIN Rail End Clip
➌
Protection Diode
(Protects external drive
circuitry from inductive
voltages)
Small Socket Module
Small Socket Module
Small Socket Module
6 to 250 Vdc 10
70-BSMD-250
70-BSMLG-24
LED Indicator (Provides
coil status at a glance)
24 Vac/Vdc
10
➍
70-781D5-1A
120 Vac/Vdc
24 Vac/Vdc
240 Vac/Vdc
10
10
10
70-BSMM-120
70-BSMM-24
70-BSMM-240
MOV Suppressor
(Protects from damaging
electrical spikes)
Note: Use of LED socket module may increase coil power draw by up to 10%.
7
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