5925-00-173-7642 CIRCUIT BREAKER Index 5925-00-173-7647 CIRCUIT BREAKER

National Stock Number:
5925-00-173-7646

Federal Supply Class:
5925

National Item Identification Number:
001737646

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:
122201979500WESTINGHOUSE ELECTRIC CORP
1222019-25079500WESTINGHOUSE ELECTRIC CORP
1531-78965054WESTINGHOUSE ELECTRIC CORP POWER GENERATION-GENERATOR DIV
1531-78979500WESTINGHOUSE ELECTRIC CORP
153178965054WESTINGHOUSE ELECTRIC CORP POWER GENERATION-GENERATOR DIV
153178979500WESTINGHOUSE ELECTRIC CORP
1A4161-20SUB3379500WESTINGHOUSE ELECTRIC CORP
371D376G2079500WESTINGHOUSE ELECTRIC CORP
AB10079500WESTINGHOUSE ELECTRIC CORP
AB100A79500WESTINGHOUSE ELECTRIC CORP
F310079500WESTINGHOUSE ELECTRIC CORP
F310089946EATON CORPORATION


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE TWO
ARC QUENCHING METHODDEION
BODY HEIGHT3.807 INCHES MINIMUM AND 3.817 INCHES MAXIMUM
BODY LENGTH9.370 INCHES MINIMUM AND 9.380 INCHES MAXIMUM
BODY STYLEMULTIPOLE-SINGLE ACTUATOR TYPE
BODY WIDTH4.120 INCHES MINIMUM AND 4.130 INCHES MAXIMUM
BOSS HEIGHT0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH7.245 INCHES MINIMUM AND 7.255 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH1.369 INCHES MINIMUM AND 1.379 INCHES MAXIMUM
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH4.495 INCHES MINIMUM AND 4.505 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH1.369 INCHES MINIMUM AND 1.379 INCHES MAXIMUM
FRAGILITY FACTORMODERATELY RUGGED
FREQUENCY IN HERTZ60.0 ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDGENERAL PURPOSE
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
MATERIALPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE100.0 AMPERES AC AND 100.0 AMPERES DC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS15000.0 AC AND 10000.0 DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS600.0 AC AND 250.0 DC ALL LOCATIONS
POLE QUANTITY3
RESET METHODMANUAL
SPECIAL HANDLING FEATUREMAGNETIC
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY6 COMPRESSION
TRIP RELEASE AMBIENT TEMP RATING40.0 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 DIAMETER0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM


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