5925-01-043-4338 CIRCUIT BREAKER Index 5925-01-043-4340 TRIPPER,CIRCUIT BREAKER

National Stock Number:
5925-01-043-4339

Federal Supply Class:
5925

National Item Identification Number:
010434339

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:
MIL-C-2771581349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MIL-DTL-2771581349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS24571-25V96906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESETTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE ONEAT POLE ONE
BODY LENGTH2.189 INCHES MAXIMUM2.189 INCHES MAXIMUM
BODY STYLESINGLE POLE TYPESINGLE POLE TYPE
BODY WIDTH0.760 INCHES MAXIMUM0.760 INCHES MAXIMUM
BUSHING LENGTH0.187 INCHES MINIMUM AND 0.187 INCHES MINIMUM AND 0.249 INCHES MAXIMUM0.249 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH1.190 INCHES NOMINAL1.190 INCHES NOMINAL
CIRCUIT PROTECTION TYPEOVERCURRENT SINGLE LOCATIONOVERCURRENT SINGLE LOCATION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH1.800 INCHES MINIMUM AND 1.800 INCHES MINIMUM AND 1.820 INCHES MAXIMUM1.820 INCHES MAXIMUM
FRAGILITY FACTORMODERATELY RUGGEDMODERATELY RUGGED
FREQUENCY IN HERTZ400.0 SINGLE LOCATION400.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDEXPLOSION PROOF AND EXPLOSION PROOF AND HUMIDITY PROOF AND HUMIDITY PROOF AND SALT SPRAY PROOF AND SALT SPRAY PROOF AND SANDTIGHT AND SANDTIGHT AND DUSTTIGHT AND DUSTTIGHT AND VAPORTIGHT AND VAPORTIGHT AND SHOCK RESISTANT AND SHOCK RESISTANT AND FUNGUS PROOFFUNGUS PROOF
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP SINGLE LOCATIONSERIES TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREETRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS115.0 AC AND 115.0 AC AND 28.0 DC SINGLE LOCATION28.0 DC SINGLE LOCATION
MANUAL ACTUATOR TYPE AND QUANTITY1 PUSH-PULL1 PUSH-PULL
MATERIALPLASTIC CASEPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE25.0 AMPERES AC AND 25.0 AMPERES AC AND 25.0 AMPERES DC SINGLE LOCATION25.0 AMPERES DC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS5000.0 AC AND 5000.0 AC AND 5000.0 DC SINGLE LOCATION5000.0 DC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY2 THREADED HOLE(S)2 THREADED HOLE(S)
MOUNTING SURFACE TO TERMINAL END DISTANCE2.370 INCHES NOMINAL2.370 INCHES NOMINAL
NOMINAL THREAD SIZE0.138 INCHES0.138 INCHES
SPECIAL FEATURESAMPERES RATING V; CIRCUIT BREAKER MUST MEET VIBRATION TEST FOR JET POWERED AIRCRAFTAMPERES RATING V; CIRCUIT BREAKER MUST MEET VIBRATION TEST FOR JET POWERED AIRCRAFT
POLE QUANTITY11
RESET METHODMANUALMANUAL
SPECIAL HANDLING FEATUREMAGNETICMAGNETIC
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT24.000 MINIMUM AT 200 PCT AND 24.000 MINIMUM AT 200 PCT AND 50.000 MAXIMUM AT 200 PCT SINGLE LOCATION50.000 MAXIMUM AT 200 PCT SINGLE LOCATION
TRIP RELEASE CHARACTERISTICTIME DELAY SINGLE LOCATIONTIME DELAY SINGLE LOCATION
TRIP RELEASE METHODMAGNETIC SINGLE LOCATIONMAGNETIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT138.0 SINGLE LOCATION138.0 SINGLE LOCATION
UNPACKAGED UNIT WEIGHT0.200 POUNDS NOMINAL0.200 POUNDS NOMINAL
SPECIFICATION/STANDARD DATA96906-MS24571 GOVERNMENT STANDARD96906-MS24571 GOVERNMENT STANDARD
STORAGE TYPEGENERAL PURPOSE WAREHOUSEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY2 TAB W/SCREW2 TAB W/SCREW
TEST DATA DOCUMENT81349-MIL-C-27715 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.).81349-MIL-C-27715 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.).
THREAD QUANTITY PER INCH3232
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)UNIFIED NATIONAL COARSE (UNC)


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