5925-01-332-3264 CIRCUIT BREAKER Index 5925-01-332-3266 CIRCUIT BREAKER

National Stock Number:
5925-01-332-3265

Federal Supply Class:
5925

National Item Identification Number:
013323265

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:
EB3070V11660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
EHD3070V89946EATON CORPORATION


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE TWO
ARC QUENCHING METHODDEION
BODY LENGTH6.023 INCHES NOMINAL
BODY STYLEMULTIPOLE-SINGLE ACTUATOR TYPE
BODY WIDTH4.126 INCHES NOMINAL
BOSS HEIGHT0.125 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH2.250 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH0.688 INCHES NOMINAL
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH0.688 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH4.500 INCHES NOMINAL
FRAGILITY FACTORMODERATELY RUGGED
FREQUENCY IN HERTZ50.0 OR 60.0 ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDMOISTURE RESISTANT AND FUNGUS RESISTANT
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
MATERIALPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE70.0 AMPERES AC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS14000.0 AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY6 THREADED HOLE
MOUNTING SURFACE TO TERMINAL END DISTANCE3.375 INCHES NOMINAL
NOMINAL THREAD SIZE0.164 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS480.0 AC ALL LOCATIONS
POLE QUANTITY3
RESET METHODMANUAL
SPECIAL HANDLING FEATUREMAGNETIC
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY6 THREADED STUD
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH32
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


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