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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
79500 WESTINGHOUSE ELECTRIC CORP

Federal Supply Class

Title

CIRCUIT BREAKERS

Inclusions:

INCLUDES CIRCUIT BREAKERS AND CUTOUTS.

Exclusions:

EXCLUDES RELAYS.

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CPSM INTERNAL TRIP RELEASE CONFIGURATION SERIES TRIP ALL LOCATIONS
CPSM INTERNAL TRIP RELEASE CONFIGURATION SERIES TRIP ALL LOCATIONS
ADAU BODY HEIGHT 3.500 INCHES NOMINAL
FREQ FREQUENCY IN HERTZ 60.0 ALL LOCATIONS
CPRX ACTUATOR POSITION DESIGNATION AT POLE TWO
AKPX POLE QUANTITY 3
CPRG MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS 15000.0 AC ALL LOCATIONS
AEBY DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH 7.812 INCHES NOMINAL
AJEC BOSS HEIGHT 0.187 INCHES NOMINAL
CPRR MAIN CONTACT TRIPPING MECHANISM TYPE TRIP FREE
CPRL TRIP RELEASE CHARACTERISTIC TIME DELAY ALL LOCATIONS
AEHA DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH 1.375 INCHES NOMINAL
AEBQ CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH 1.375 INCHES NOMINAL
ADTV CASE MATERIAL PLASTIC
CPRQ RESET METHOD MANUAL
CPLM MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE 25.0 AMPERES AC ALL LOCATIONS
CQWN TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT 50.000 MINIMUM AT 200 PCT ALL LOCATIONS AND 200.000 MAXIMUM AT 200 PCT ALL LOCATIONS
THSD THREAD SERIES DESIGNATOR UNC
AXHR MOUNTING FACILITY TYPE AND QUANTITY 6 THREADED HOLE
CQXF INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED MOISTURE RESISTANT
CPRJ TRIP RELEASE METHOD MAGNETIC ALL LOCATIONS
ADAQ BODY LENGTH 8.750 INCHES NOMINAL
CPRN ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 125.0 ALL LOCATIONS
CPRW ACTUATOR FUNCTION TRIP-RESET
CPRH CIRCUIT PROTECTION TYPE OVERCURRENT ALL LOCATIONS
TTQY TERMINAL TYPE AND QUANTITY 6 THREADED STUD
CPRT MANUAL ACTUATOR TYPE AND QUANTITY 1 TOGGLE
AAQL BODY STYLE MULTIPOLE-SINGLE ACTUATOR TYPE
CMLP THREAD QUANTITY PER INCH 32
AEBP CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH 7.812 INCHES NOMINAL
CPRF OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 600.0 AC ALL LOCATIONS
CQJX NOMINAL THREAD SIZE 0.138 INCHES
ADAT BODY WIDTH 4.125 INCHES NOMINAL

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