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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 35.0 AMPERES AC ALL LOCATIONS
FREQ FREQUENCY IN HERTZ 60.0 ALL LOCATIONS
BBRG STORAGE TYPE GENERAL PURPOSE WAREHOUSE
CPRX ACTUATOR POSITION DESIGNATION AT POLE TWO
CQWN TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT 4.000 MAXIMUM AT 200 PCT ALL LOCATIONS
AKPX POLE QUANTITY 2
AFJN FRAGILITY FACTOR MODERATELY RUGGED
CQXF INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED CORROSION RESISTANT
ADAQ BODY LENGTH 3.000 INCHES NOMINAL
CPRG MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS 10000.0 AC ALL LOCATIONS
CPRR MAIN CONTACT TRIPPING MECHANISM TYPE TRIP FREE
AJEC BOSS HEIGHT 0.250 INCHES NOMINAL
CPRL TRIP RELEASE CHARACTERISTIC TIME DELAY ALL LOCATIONS
CPRF OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 240.0 AC ALL LOCATIONS
ADTV CASE MATERIAL PLASTIC
CPRQ RESET METHOD MANUAL
CPRN ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 135.0 ALL LOCATIONS
TTQY TERMINAL TYPE AND QUANTITY 2 CLIP AND 2 COMPRESSION
CPRJ TRIP RELEASE METHOD THERMAL-MAGNETIC ALL LOCATIONS
CPRW ACTUATOR FUNCTION TRIP-RESET
ADAU BODY HEIGHT 2.580 INCHES NOMINAL
CRCF TRIP RELEASE AMBIENT TEMP RATING 25.0 DEG CELSIUS NOMINAL ALL LOCATIONS
CPRH CIRCUIT PROTECTION TYPE OVERCURRENT ALL LOCATIONS
ADAT BODY WIDTH 2.230 INCHES NOMINAL
CPRT MANUAL ACTUATOR TYPE AND QUANTITY 1 TOGGLE
TEST TEST DATA DOCUMENT 81348-W-C-375 SPECIFICATION
AEBQ CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH 0.740 INCHES NOMINAL
AAQL BODY STYLE MULTIPOLE-SINGLE ACTUATOR TYPE
ZZZK SPECIFICATION/STANDARD DATA 81348-W-C-375/2 GOVERNMENT SPECIFICATION
AXHR MOUNTING FACILITY TYPE AND QUANTITY 4 TERMINAL

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