5925-00-265-9487 CIRCUIT BREAKER Index 5930-00-265-9498 SWITCH,PUSH

National Stock Number:
5925-00-265-9488

Federal Supply Class:
5925

National Item Identification Number:
002659488

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:
172096865054WESTINGHOUSE ELECTRIC CORP POWER GENERATION-GENERATOR DIV
172096879500WESTINGHOUSE ELECTRIC CORP
EB2060V79500WESTINGHOUSE ELECTRIC CORP
EDEI0NFRAME5E72479500WESTINGHOUSE ELECTRIC CORP


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESETTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE TWOAT POLE TWO
ARC QUENCHING METHODMAGNETIC BLOWOUTMAGNETIC BLOWOUT
BODY LENGTH6.000 INCHES NOMINAL6.000 INCHES NOMINAL
BODY STYLEMULTIPOLE-MULTIPLE ACTUATOR TYPEMULTIPOLE-MULTIPLE ACTUATOR TYPE
BODY WIDTH2.750 INCHES NOMINAL2.750 INCHES NOMINAL
BUSHING LENGTH0.125 INCHES NOMINAL0.125 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH5.062 INCHES NOMINAL5.062 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH1.375 INCHES NOMINAL1.375 INCHES NOMINAL
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONSOVERCURRENT ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH4.500 INCHES NOMINAL4.500 INCHES NOMINAL
FRAGILITY FACTORMODERATELY RUGGEDMODERATELY RUGGED
FREQUENCY IN HERTZ60.0 ALL LOCATIONS60.0 ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDDUSTPROOF AND DUSTPROOF AND GENERAL PURPOSE AND GENERAL PURPOSE AND FUNGUS RESISTANTFUNGUS RESISTANT
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREETRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE1 TOGGLE
MATERIALPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE60.0 AMPERES AC AND 60.0 AMPERES AC AND 60.0 AMPERES DC ALL LOCATIONS60.0 AMPERES DC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS10000.0 AC AND 10000.0 AC AND 5000.0 DC ALL LOCATIONS5000.0 DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY2 UNTHREADED HOLE(S)2 UNTHREADED HOLE(S)
MOUNTING SURFACE TO TERMINAL END DISTANCE3.375 INCHES NOMINAL3.375 INCHES NOMINAL
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS240.0 AC AND 240.0 AC AND 250.0 DC ALL LOCATIONS250.0 DC ALL LOCATIONS
POLE QUANTITY22
RESET METHODMANUALMANUAL
SPECIAL HANDLING FEATUREMAGNETICMAGNETIC
UNTHREADED MOUNTING HOLE DIAMETER0.188 INCHES NOMINAL0.188 INCHES NOMINAL
STORAGE TYPEGENERAL PURPOSE WAREHOUSEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY4 COMPRESSION4 COMPRESSION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT20.000 MINIMUM AT 200 PCT AND 20.000 MINIMUM AT 200 PCT AND 105.000 MAXIMUM AT 200 PCT ALL LOCATIONS105.000 MAXIMUM AT 200 PCT ALL LOCATIONS
TRIP RELEASE AMBIENT TEMP RATING50.0 CELSIUS NOMINAL ALL LOCATIONS50.0 CELSIUS NOMINAL ALL LOCATIONS
TRIP RELEASE CHARACTERISTICTIME DELAY ALL LOCATIONSTIME DELAY ALL LOCATIONS
TRIP RELEASE METHODTHERMAL-MAGNETIC ALL LOCATIONSTHERMAL-MAGNETIC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT125.0 ALL LOCATIONS125.0 ALL LOCATIONS
UNPACKAGED UNIT WEIGHT3.000 POUNDS NOMINAL3.000 POUNDS NOMINAL


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