5935-00-247-8566 CONNECTOR,RECEPTACLE,ELECTRICAL Index 5925-00-247-8571 CIRCUIT BREAKER

National Stock Number:
5925-00-247-8567

Federal Supply Class:
5925

National Item Identification Number:
002478567

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:
102-205-101-1149671LOCKHEED MARTIN CORP LOCKHEED MARTIN INFORMATION SYSTEMS AUTOMATED SPARES
1885260-1111447L3 TECHNOLOGIES, INC.
1885260-1149671LOCKHEED MARTIN CORP LOCKHEED MARTIN INFORMATION SYSTEMS AUTOMATED SPARES
558-205-10279405WOOD ELECTRIC OPERATIONS POTTER AND BRUMFIELD DIV AMF INC


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 WIDTH0.500 INCHES MAXIMUM0.500 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH1.188 INCHES NOMINAL1.188 INCHES NOMINAL
CIRCUIT PROTECTION TYPEOVERCURRENT SINGLE LOCATIONOVERCURRENT SINGLE LOCATION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH1.812 INCHES NOMINAL1.812 INCHES NOMINAL
FREQUENCY IN HERTZ400.0 SINGLE LOCATION400.0 SINGLE LOCATION
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 VOLTS250.0 AC AND 250.0 AC AND 32.0 DC SINGLE LOCATION32.0 DC SINGLE LOCATION
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE1 TOGGLE
MATERIALPLASTIC CASEPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE5.0 AMPERES AC AND 5.0 AMPERES AC AND 5.0 AMPERES DC SINGLE LOCATION5.0 AMPERES DC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS3000.0 AC AND 3000.0 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 DISTANCE2.000 INCHES MAXIMUM2.000 INCHES MAXIMUM
NOMINAL THREAD SIZE0.138 INCHES0.138 INCHES
POLE QUANTITY11
RESET METHODMANUALMANUAL
SPECIAL FEATURESREFINISH MTG FACE PLATE THE SIDES AND TOP SURFACE OF THE HANDLE BEZELREFINISH MTG FACE PLATE THE SIDES AND TOP SURFACE OF THE HANDLE BEZEL
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT20.000 MINIMUM AT 200 PCT AND 20.000 MINIMUM AT 200 PCT AND 80.000 MAXIMUM AT 200 PCT SINGLE LOCATION80.000 MAXIMUM AT 200 PCT SINGLE LOCATION
TRIP RELEASE AMBIENT TEMP RATING25.0 CELSIUS NOMINAL SINGLE LOCATION25.0 CELSIUS NOMINAL SINGLE LOCATION
TRIP RELEASE CHARACTERISTICTIME DELAY SINGLE LOCATIONTIME DELAY SINGLE LOCATION
TRIP RELEASE METHODTHERMAL SINGLE LOCATIONTHERMAL SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT138.0 SINGLE LOCATION138.0 SINGLE LOCATION
ULTIMATE TRIP TIME PER POLE IN SECONDS300.000 MINIMUM SINGLE LOCATION300.000 MINIMUM SINGLE LOCATION
TERMINAL TYPE AND QUANTITY2 SCREW2 SCREW
THREAD QUANTITY PER INCH3232
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)UNIFIED NATIONAL COARSE (UNC)


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