5930-01-346-4077 BOOT,DUST AND MOISTURE SEAL Index 5925-01-346-4079 CIRCUIT BREAKER

National Stock Number:
5925-01-346-4078

Federal Supply Class:
5925

National Item Identification Number:
013464078

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:
JA3S-Z122-174193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
JA3S-Z122-1L3330HEINEMANN ELECTRIC CANADA LIMITEE
JA3S-Z122-1WL3330HEINEMANN ELECTRIC CANADA LIMITEE


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT EACH POLE
BODY LENGTH2.000 INCHES NOMINAL
BODY STYLEMULTIPOLE-MULTIPLE ACTUATOR TYPE
BODY WIDTH2.250 INCHES NOMINAL
BOSS HEIGHT0.130 INCHES NOMINAL
CASE MATERIALPLASTIC
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH1.560 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH0.750 INCHES NOMINAL
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH1.660 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH0.750 INCHES NOMINAL
EXTERNAL ACTUATOR LINKAGE ARRANGEMENTONE, TWO, AND THREE LINKED
FRAGILITY FACTORMODERATELY RUGGED
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDFUNGUS RESISTANT AND MOISTURE RESISTANT
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY3 TOGGLE
MOUNTING FACILITY TYPE AND QUANTITY6 THREADED HOLE
MOUNTING SURFACE TO TERMINAL END DISTANCE1.930 INCHES NOMINAL
NOMINAL THREAD SIZE0.138 INCHES
POLE QUANTITY3
RESET METHODMANUAL
SPECIAL HANDLING FEATUREMAGNETIC
TRIP RELEASE METHODMAGNETIC-HYDRAULIC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT125.0 ALL LOCATIONS
UNPACKAGED UNIT WEIGHT7.500 OUNCES NOMINAL
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY6 QUICK DISCONNECT, MALE
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH32


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