5925-01-044-0306 CIRCUIT BREAKER Index 5925-01-044-0308 CIRCUIT BREAKER

National Stock Number:
5925-01-044-0307

Federal Supply Class:
5925

National Item Identification Number:
010440307

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:
0073-539P299380SIERRA NETWORKS INC SIERRACOM DIV
533257-11196214RAYTHEON COMPANY
79-1462174193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
AP-112-1-7-2-20281541SENSATA TECHNOLOGIES MARYLAND, INC
AP11-1048-281541SENSATA TECHNOLOGIES MARYLAND, INC
AP111-165-1381541SENSATA TECHNOLOGIES MARYLAND, INC
G330011S1324930L3HARRIS TECHNOLOGIES, INC
HBZ1-8674193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
M39019-5-21981349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
M39019-5-8681349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
M39019/05-21981349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
AP112-1-4-2-20281541SENSATA TECHNOLOGIES MARYLAND, INC
AP112-485-11181541SENSATA TECHNOLOGIES MARYLAND, INC
AP112-1-6-2-20282227VDO CONTROL SYSTEMS INC
SM333-0-2-250VAC400C174193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
SM333-2-115-400-174193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
SM333-2-240VAC400C5774193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
SM333-2-400-174193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
SM333-2.0-240V400C174193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
SM-B-19441180063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR
M39019/5-8281349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-C-39019+5B6881349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-C-39019/581349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-PRF-39019/581349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
POLE QUANTITY3
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE2.0 AMPERES AC AND
2.0 AMPERES DC ALL LOCATIONS
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
TERMINAL TYPE AND QUANTITY6 WIRE HOOK
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS240.0 AC AND
50.0 DC ALL LOCATIONS
TRIP RELEASE CHARACTERISTICTIME DELAY ALL LOCATIONS
RESET METHODMANUAL
BODY STYLEMULTIPOLE-SINGLE ACTUATOR TYPE
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED BUSHING W/PANEL SEAL
UNPACKAGED UNIT WEIGHT150.0 GRAMS NOMINAL
TRIP RELEASE METHODMAGNETIC ALL LOCATIONS
FREQUENCY IN HERTZ400.0 ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS300.0 AC AND
500.0 DC ALL LOCATIONS
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP ALL LOCATIONS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT0.550 MINIMUM AT 200 PCT AND
10.000 MAXIMUM AT 200 PCT ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT115.0 SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
BUSHING LENGTH0.332 INCHES MINIMUM AND
0.380 INCHES MAXIMUM
BODY LENGTH1.562 INCHES MAXIMUM
BODY WIDTH1.937 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH0.906 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH0.594 INCHES MINIMUM AND
0.656 INCHES MAXIMUM
MOUNTING SURFACE TO TERMINAL END DISTANCE1.828 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNEF
NOMINAL THREAD SIZE0.375 INCHES
THREAD QUANTITY PER INCH32
THREAD PITCH DIAMETERS0.3503 TO 0.3537 INCHES
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE TWO
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDFUNGUS RESISTANT AND
HERMETICALLY SEALED
TEST DATA DOCUMENT81349-MIL-C-39019 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-39019/5 GOVERNMENT SPECIFICATION
SPEC/STD CONTROLLING DATA
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMIL-PRF-39019/5
MANUFACTURERS CODE81349
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEM39019/05-219


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