Model: A-1543

Electromagnetic Relay

Special Features:

One terminal each coil common to main contact terminals

Properties:

Overall Length
8.440 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
7.875 inches single mounting facility
Center To Center Distance Between Mounting Facilities Parallel To Width
2.250 inches single mounting facility
Overall Height
2.950 inches
Overall Width
2.810 inches
Environmental Protection
Dustproof
Unthreaded Mounting Hole Diameter
0.221 inches single mounting facility and 0.231 inches single mounting facility
Winding Quantity
2
Coil Quantity
2
Duty Type
Continuous
Mounting Facility Type And Quantity
4 unthreaded hole single mounting facility
Features Provided
Latching contacts
Mounting Facility Pattern
Rectangular single mounting facility
Operating Current Rating And Type
500.0 milliamperes dc all windings
Nonpile-up Auxiliary Contact Arrangement
2 pole, single throw, normally open, momentary action
Auxiliary Contact Maximum Voltage Rating In Volts
28.0 dc
Operating Voltage Rating And Type At Specificationified Temp
28.0 volts dc 25 degrees celsius all windings
Main Contact Load Current Rating At Maximum Rated Voltage
200.0 amperes dc inductive load
Main Contact Load Current Rating At Maximum Rated Voltage
200.0 amperes dc motor load
Main Contact Load Current Rating At Maximum Rated Voltage
300.0 amperes dc resistive load
Main Contact Maximum Voltage Rating In Volts
28.0 dc
Auxiliary Contact Load Current Rating At Maximum Rated Voltage
3.0 amperes dc inductive load
Auxiliary Contact Load Current Rating At Maximum Rated Voltage
5.0 amperes dc resistive load
Terminal Type And Quantity
12 threaded stud all functions
NSN
5945-00-913-2747
Part Number
A-1543
Description
Relay,electromagnetic
CAGE
52401

A relay which is actuated by the effect of a magnetic field developed by the current in its energizing coil(s). Includes solenoid and armature types. Excludes contactor, magnetic; relay, meter movement; relay, motor driven; relay, reed; relay, resonant reed; relay, rotary; and switch, stepping.

Part A-1543 NSN 5945-00-913-2747

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
32512
FIIG:
A03300
Concept No.:
1
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
3.7000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
ZZ
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
77.5
WCC:
72D
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8536410020
  • SITC: 77254
  • End Use: Electric apparatus
  • NAICS: 335314
  • USDA: 1

Freight Class: Relays, electromechanical, with contacts rated less than 10 a, for a voltage not exceeding 60 v

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