5925-01-202-8346 CIRCUIT BREAKER Index 5925-01-202-8348 CIRCUIT BREAKER

National Stock Number:
5925-01-202-8347

Federal Supply Class:
5925

National Item Identification Number:
012028347

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:
M55629/9-02481349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-C-55629/981349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-PRF-55629/981349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
POLE QUANTITY2
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE2.0 AMPERES AC ALL LOCATIONS
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
TERMINAL TYPE AND QUANTITY4 TAB W/SCREW
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS240.0 AC ALL LOCATIONS
TRIP RELEASE CHARACTERISTICTIME DELAY ALL LOCATIONS
RESET METHODMANUAL
BODY STYLEMULTIPOLE-MULTIPLE ACTUATOR TYPE
MOUNTING FACILITY TYPE AND QUANTITY4 THREADED HOLE
CASE MATERIALPLASTIC
TRIP RELEASE METHODMAGNETIC ALL LOCATIONS
FREQUENCY IN HERTZ60.0 ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS1000.0 AC ALL LOCATIONS
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP ALL LOCATIONS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT2.200 MINIMUM AT 200 PCT AND
20.000 MINIMUM AT 105 PCT ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT125.0 ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
BUSHING LENGTH0.099 INCHES MINIMUM AND
0.161 INCHES MAXIMUM
BODY LENGTH1.969 INCHES MINIMUM AND
2.031 INCHES MAXIMUM
BODY WIDTH1.469 INCHES MINIMUM AND
1.531 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH1.529 INCHES MINIMUM AND
1.591 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH0.719 INCHES MINIMUM AND
0.781 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH1.629 INCHES MINIMUM AND
1.691 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH0.719 INCHES MINIMUM AND
0.781 INCHES MAXIMUM
MOUNTING SURFACE TO TERMINAL END DISTANCE2.032 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD SIZE0.138 INCHES
THREAD QUANTITY PER INCH32
MANUAL ACTUATOR TYPE AND QUANTITY2 TOGGLE
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT EACH POLE
EXTERNAL ACTUATOR LINKAGE ARRANGEMENTONE AND TWO LINKED
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDFUNGUS RESISTANT
TEST DATA DOCUMENT81349-MIL-C-55629 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
ARC QUENCHING METHODMAGNETIC BLOWOUT
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
SPECIAL HANDLING FEATUREMAGNETIC
FRAGILITY FACTORMODERATELY RUGGED
SPECIFICATION/STANDARD DATA81349-MIL-C-55629/9 GOVERNMENT SPECIFICATION
SPEC/STD CONTROLLING DATA
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMIL-PRF-55629/9
MANUFACTURERS CODE81349
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEM55629/9-024


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