4720-00-045-8090 HOSE,AIR BREATHING Index 5940-00-045-8093 COVER,TERMINAL BOARD

National Stock Number:
5925-00-045-8091

Federal Supply Class:
5925

National Item Identification Number:
000458091

Description:
CIRCUIT BREAKER

Detail:
A DEVICE WITH MEANS OTHER THAN FUSES FOR AUTOMATICALLY OPENING THE CIRCUIT IN WHICH IT IS INSTALLED WHEN THE CURRENT VARIES FROM THE PREDETERMINED VALUE FOR WHICH THE DEVICE IS SET. MAY INCLUDE PROVISIONS FOR MANUAL OPERATION. AT LEAST ONE SET OF CONTACTS MUST BE IN SERIES WITH THE ACTUATING ELEMENT(S). A COMBINATION OF SEMICONDUCTOR AND PASSIVE DEVICES MAY BE USED IN LIEU OF CONTACTS. FOR AUTOMATICALLY OPERATED ITEMS IN WHICH THE ACTUATING (TRIPPING) ELEMENT AND CONTACTS ARE NOT IN SERIES, SEE RELAY (AS MODIFIED). FOR ITEMS WHICH ARE OPERATED BOTH MANUALLY AND AUTOMATICALLY BUT THE ACTUATING ELEMENTS AND CONTACT ARE NOT IN SERIES, SEE RELAY-SWITCH. EXCLUDES CIRCUIT BREAKER BOX AND MAGNETO "BREAKER" ASSEMBLIES. SEE ALSO SWITCH (AS MODIFIED); AND CONTROLLER.


Manufacturer Information:
1179003P1494117BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC.
520A40281541SENSATA TECHNOLOGIES MARYLAND, INC


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESET
CIRCUIT PROTECTION TYPEOVERCURRENT SINGLE LOCATION
FREQUENCY IN HERTZ400.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDHERMETICALLY SEALED
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
OVERALL HEIGHT2.570 INCHES NOMINAL
OVERALL LENGTH1.750 INCHES NOMINAL
OVERALL WIDTH0.630 INCHES NOMINAL
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE4.0 AMPERES AC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS500.0 AC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED BUSHING
NOMINAL THREAD SIZE0.375 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS120.0 AC SINGLE LOCATION
POLE QUANTITY1
RESET METHODMANUAL
TERMINAL TYPE AND QUANTITY2 WIRE HOOK
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNEF
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT0.150 MINIMUM AT 200 PCT AND 0.800 MAXIMUM AT 200 PCT AND 0.050 MINIMUM AT 300 PCT AND 0.370 MAXIMUM AT 300 PCT AND 0.010 MINIMUM AT 400 PCT AND 0.190 MAXIMUM AT 400 PCT SINGLE LOCATION
TRIP RELEASE CHARACTERISTICTIME DELAY SINGLE LOCATION
TRIP RELEASE METHODMAGNETIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT125.0 SINGLE LOCATION


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