5310-01-242-7451 WASHER,FLAT Index 5925-01-242-7453 CIRCUIT BREAKER

National Stock Number:
5925-01-242-7452

Federal Supply Class:
5925

National Item Identification Number:
012427452

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:
7489A25H0118323NORTHROP GRUMMAN SYSTEMS CORPORATION
UPG662-1REC4-21561-181541SENSATA TECHNOLOGIES MARYLAND, INC


Techincal Specification:
POLE QUANTITY3
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE15.0 AMPERES AC ALL LOCATIONS
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
TERMINAL TYPE AND QUANTITY8 TAB W/SCREW
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS250.0 AC ALL LOCATIONS
TRIP RELEASE CHARACTERISTICTIME DELAY ALL LOCATIONS
RESET METHODMANUAL
BODY STYLEMULTIPOLE-SINGLE ACTUATOR TYPE
MOUNTING FACILITY TYPE AND QUANTITY6 THREADED HOLE
CASE MATERIALPLASTIC
TRIP RELEASE METHODMAGNETIC ALL LOCATIONS
FREQUENCY IN HERTZ50.0 OR
60.0 ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS1000.0 AC ALL LOCATIONS
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP FIRST LOCATION
SERIES TRIP SECOND LOCATION
SERIES TRIP W/DUAL RATING AND REMOTE TRIP FEATURE THIRD LOCATION
AUXILIARY TRIP COIL VOLTAGE TYPE AND RATING IN VOLTS120.0 AC NOMINAL THIRD LOCATION
TRIP RELEASE DUTY CYCLEINTERMITTENT THIRD LOCATION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT0.150 MINIMUM AT 200 PCT AND
3.000 MAXIMUM AT 200 PCT ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT125.0 ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
BODY LENGTH2.000 INCHES NOMINAL
BODY WIDTH2.265 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH1.530 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH0.750 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH1.660 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH0.750 INCHES NOMINAL
BOSS HEIGHT0.130 INCHES NOMINAL
MOUNTING SURFACE TO TERMINAL END DISTANCE2.032 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD SIZE0.138 INCHES
THREAD QUANTITY PER INCH32
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE TWO
AUXILIARY SWITCH FUNCTION AND QUANTITY1 ALARM
SWITCH LOCATION AND POSITION DESIGNATIONINTERNAL AT POLE ONE
SWITCH CONTACT ARRANGEMENTSINGLE POLE, DOUBLE THROW
SWITCH CURRENT RATING AND TYPE IN AMPS10.0 AC AND
3.0 DC
SWITCH VOLTAGE RATING AND TYPE IN VOLTS250.0 AC AND
50.0 DC
SWITCH TERMINAL TYPEQUICK DISCONNECT, MALE
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDFUNGUS RESISTANT AND
SHOCK RESISTANT AND
VIBRATION RESISTANT
STORAGE TYPEGENERAL PURPOSE WAREHOUSE


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