5975-01-314-9521 CONDUIT ASSEMBLY,METAL,RIGID Index 5330-01-314-9523 GASKET

National Stock Number:
5925-01-314-9522

Federal Supply Class:
5925

National Item Identification Number:
013149522

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:
NFJ434225-50 DEG C21810CHALLENGER ELECTRICAL EQUIPMENT CORP


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE TWO
ADJUSTABLE TRIP SETTING CURRENT RANGE PER POLE IN AMPS+950.0 TO 2250.0 AC ALL LOCATIONS
ARC QUENCHING METHODMAGNETIC BLOWOUT
BODY HEIGHT3.750 INCHES NOMINAL
BODY LENGTH9.562 INCHES NOMINAL
BODY STYLEMULTIPOLE-SINGLE ACTUATOR TYPE
BODY WIDTH4.125 INCHES NOMINAL
BOSS HEIGHT0.375 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH7.249 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH1.375 INCHES NOMINAL
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH6.749 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH0.687 INCHES NOMINAL
FEATURES PROVIDEDADJUSTABLE TRIP RELEASE
FRAGILITY FACTORMODERATELY RUGGED
FREQUENCY IN HERTZ60.0 ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDDUSTPROOF
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
MATERIALPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE225.0 AMPERES AC AND 225.0 AMPERES DC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS22000.0 AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE(S)
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS480.0 AC AND 250.0 DC ALL LOCATIONS
POLE QUANTITY3
RESET METHODMANUAL
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY6 COMPRESSION
TRIP RELEASE AMBIENT TEMP RATING50.0 CELSIUS NOMINAL ALL LOCATIONS
TRIP RELEASE CHARACTERISTICINSTANTANEOUS ALL LOCATIONS
TRIP RELEASE METHODTHERMAL-MAGNETIC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT125.0 ALL LOCATIONS
UNTHREADED MOUNTING HOLE DIAMETER0.250 INCHES NOMINAL


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