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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
81348 FEDERAL SPECIFICATIONS PROMULGATED B

Federal Supply Class

Title

CIRCUIT BREAKERS

Inclusions:

INCLUDES CIRCUIT BREAKERS AND CUTOUTS.

Exclusions:

EXCLUDES RELAYS.

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
BBRJ SPECIAL HANDLING FEATURE MAGNETIC
CPLM MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE 15.0 AMPERES AC ALL LOCATIONS
FREQ FREQUENCY IN HERTZ 60.0 ALL LOCATIONS
BBRG STORAGE TYPE GENERAL PURPOSE WAREHOUSE
AKPX POLE QUANTITY 2
AFJN FRAGILITY FACTOR MODERATELY RUGGED
CQXF INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED CORROSION RESISTANT
CQWN TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT 2.000 MAXIMUM AT 200 PCT ALL LOCATIONS
AEBP CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH 4.000 INCHES NOMINAL
AXHR MOUNTING FACILITY TYPE AND QUANTITY 4 SLOT
CPRG MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS 14000.0 AC ALL LOCATIONS
ADAQ BODY LENGTH 6.000 INCHES NOMINAL
CPRR MAIN CONTACT TRIPPING MECHANISM TYPE TRIP FREE
ADAT BODY WIDTH 2.750 INCHES NOMINAL
CPRL TRIP RELEASE CHARACTERISTIC TIME DELAY ALL LOCATIONS
TTQY TERMINAL TYPE AND QUANTITY 4 COMPRESSION
AEHA DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH 1.000 INCHES NOMINAL
ADAU BODY HEIGHT 3.375 INCHES NOMINAL
ADTV CASE MATERIAL PLASTIC
CRCF TRIP RELEASE AMBIENT TEMP RATING 40.0 DEG CELSIUS NOMINAL ALL LOCATIONS
CPRQ RESET METHOD MANUAL
AJEC BOSS HEIGHT 0.125 INCHES NOMINAL
ABTD MOUNTING SLOT WIDTH 0.094 INCHES NOMINAL
CPRN ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 135.0 ALL LOCATIONS
AEBQ CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH 1.000 INCHES NOMINAL
CPRF OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 480.0 AC ALL LOCATIONS
AEBY DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH 4.500 INCHES NOMINAL
CPRJ TRIP RELEASE METHOD THERMAL-MAGNETIC ALL LOCATIONS
CPRW ACTUATOR FUNCTION TRIP-RESET
CPRH CIRCUIT PROTECTION TYPE OVERCURRENT ALL LOCATIONS
CPRX ACTUATOR POSITION DESIGNATION AT POLE ONE
CPRT MANUAL ACTUATOR TYPE AND QUANTITY 1 TOGGLE
ZZZK SPECIFICATION/STANDARD DATA 81348-W-C-375/17 GOVERNMENT SPECIFICATION
TEST TEST DATA DOCUMENT 81348-W-C-375 SPECIFICATION
AAQL BODY STYLE MULTIPOLE-SINGLE ACTUATOR TYPE

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