5925-00-241-9773 CIRCUIT BREAKER Index 5365-00-241-9775 BUSHING

National Stock Number:
5925-00-241-9774

Federal Supply Class:
5925

National Item Identification Number:
002419774

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:
3H900-35-1179500WESTINGHOUSE ELECTRIC CORP
AB99902565054WESTINGHOUSE ELECTRIC CORP POWER GENERATION-GENERATOR DIV
AB99902579500WESTINGHOUSE ELECTRIC CORP


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESET
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
OVERALL HEIGHT3.969 INCHES NOMINAL
OVERALL LENGTH6.000 INCHES NOMINAL
OVERALL WIDTH4.125 INCHES NOMINAL
MATERIALPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE35.0 AMPERES AC AND 35.0 AMPERES DC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS5000.0 AC AND 5000.0 DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY6 UNTHREADED HOLE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS250.0 AC AND 250.0 DC AND 125.0 DC ALL LOCATIONS
POLE QUANTITY3
RESET METHODMANUAL
TERMINAL TYPE AND QUANTITY6 SCREW
TRIP RELEASE AMBIENT TEMP RATING25.0 CELSIUS NOMINAL ALL LOCATIONS
TRIP RELEASE CHARACTERISTICTIME DELAY ALL LOCATIONS
TRIP RELEASE METHODTHERMAL ALL LOCATIONS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT3600.000 NOMINAL AT 125 PCT AND 110.000 NOMINAL AT 200 PCT AND 23.000 NOMINAL AT 300 PCT ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT120.0 ALL LOCATIONS
UNTHREADED MOUNTING HOLE DIAMETER0.188 INCHES NOMINAL


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