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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
11660 WESTINGHOUSE ELECTRIC CORP CONTROL B

Federal Supply Class

Title

CIRCUIT BREAKERS

Inclusions:

INCLUDES CIRCUIT BREAKERS AND CUTOUTS.

Exclusions:

EXCLUDES RELAYS.

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
ADAQ BODY LENGTH 2.875 INCHES NOMINAL
FREQ FREQUENCY IN HERTZ 60.0 ALL LOCATIONS
BBRG STORAGE TYPE GENERAL PURPOSE WAREHOUSE
CPRT MANUAL ACTUATOR TYPE AND QUANTITY 2 TOGGLE
AKPX POLE QUANTITY 2
AFJN FRAGILITY FACTOR MODERATELY RUGGED
ADAU BODY HEIGHT 2.375 INCHES NOMINAL
AJEC BOSS HEIGHT 0.187 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
CPRL TRIP RELEASE CHARACTERISTIC INSTANTANEOUS ALL LOCATIONS
AXHR MOUNTING FACILITY TYPE AND QUANTITY 2 CLIP
CPRF OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 240.0 AC ALL LOCATIONS
CQXF INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED FUNGUS RESISTANT
ADTV CASE MATERIAL PLASTIC
CRCF TRIP RELEASE AMBIENT TEMP RATING 40.0 DEG CELSIUS NOMINAL ALL LOCATIONS
CPRQ RESET METHOD MANUAL
CPLM MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE 25.0 AMPERES AC ALL LOCATIONS
AEBQ CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH 1.000 INCHES NOMINAL
TTQY TERMINAL TYPE AND QUANTITY 2 CLIP AND 2 COMPRESSION
CPRJ TRIP RELEASE METHOD THERMAL-MAGNETIC ALL LOCATIONS
CPRN ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 125.0 ALL LOCATIONS
CPRW ACTUATOR FUNCTION TRIP-RESET
CPRX ACTUATOR POSITION DESIGNATION AT EACH POLE
ADAT BODY WIDTH 2.000 INCHES NOMINAL
AAQL BODY STYLE MULTIPOLE-MULTIPLE ACTUATOR TYPE
CPRH CIRCUIT PROTECTION TYPE OVERCURRENT ALL LOCATIONS
CPRY EXTERNAL ACTUATOR LINKAGE ARRANGEMENT ONE AND TWO LINKED

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