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Part Number

Part Number:
NSN:
NIIN:
Item Name:
CIRCUIT BREAKER

Definition:

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.

CAGE Information

Code Company
94756 BOEING COMPANY, THE DIV DEFENSE, SPA

Federal Supply Class

Title

CIRCUIT BREAKERS

Inclusions:

INCLUDES CIRCUIT BREAKERS AND CUTOUTS.

Exclusions:

EXCLUDES RELAYS.

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CPRF OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 230.0 AC SINGLE LOCATION
CPLM MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE 10.0 AMPERES AC SINGLE LOCATION
BBRG STORAGE TYPE GENERAL PURPOSE WAREHOUSE
CPRH CIRCUIT PROTECTION TYPE OVERCURRENT SINGLE LOCATION
CPRN ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 138.0 SINGLE LOCATION
CQWN TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT 14.000 MINIMUM AT 200 PCT SINGLE LOCATION AND 44.000 MAXIMUM AT 200 PCT SINGLE LOCATION
AAQL BODY STYLE SINGLE POLE TYPE
AFJN FRAGILITY FACTOR MODERATELY RUGGED
CPRG MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS 5000.0 AC SINGLE LOCATION
ADAT BODY WIDTH 0.760 INCHES MAXIMUM
PKWT UNPACKAGED UNIT WEIGHT 0.230 POUNDS
CPSM INTERNAL TRIP RELEASE CONFIGURATION SERIES TRIP SINGLE LOCATION
TTQY TERMINAL TYPE AND QUANTITY 2 TAB W/SCREW
CPRR MAIN CONTACT TRIPPING MECHANISM TYPE TRIP FREE
ADAQ BODY LENGTH 2.189 INCHES MAXIMUM
ADTV CASE MATERIAL PLASTIC
AKPX POLE QUANTITY 1
CPRQ RESET METHOD MANUAL
ABXD BUSHING LENGTH 0.235 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
AXHR MOUNTING FACILITY TYPE AND QUANTITY 2 THREADED HOLE
THSD THREAD SERIES DESIGNATOR UNC
CPRJ TRIP RELEASE METHOD THERMAL SINGLE LOCATION
AEBY DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH 1.800 INCHES MINIMUM AND 1.820 INCHES MAXIMUM
CPRT MANUAL ACTUATOR TYPE AND QUANTITY 1 PUSH-PULL
AEBP CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH 1.190 INCHES NOMINAL
CPRW ACTUATOR FUNCTION TRIP-RESET
CPRX ACTUATOR POSITION DESIGNATION AT POLE ONE
AJWX MOUNTING SURFACE TO TERMINAL END DISTANCE 2.370 INCHES NOMINAL
FREQ FREQUENCY IN HERTZ 400.0 SINGLE LOCATION
CMLP THREAD QUANTITY PER INCH 32
CPRL TRIP RELEASE CHARACTERISTIC TIME DELAY SINGLE LOCATION
CRCF TRIP RELEASE AMBIENT TEMP RATING 25.0 DEG CELSIUS NOMINAL SINGLE LOCATION
CQJX NOMINAL THREAD SIZE 0.138 INCHES
CQXF INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED CORROSION RESISTANT AND DUSTPROOF AND SANDTIGHT AND HUMIDITY PROOF AND EXPLOSION PROOF AND FUNGUS RESISTANT

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