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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
89946 EATON CORPORATION

Federal Supply Class

Title

CIRCUIT BREAKERS

Inclusions:

INCLUDES CIRCUIT BREAKERS AND CUTOUTS.

Exclusions:

EXCLUDES RELAYS.

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AXHR MOUNTING FACILITY TYPE AND QUANTITY 4 UNTHREADED HOLE
AXHR MOUNTING FACILITY TYPE AND QUANTITY 4 UNTHREADED HOLE
FREQ FREQUENCY IN HERTZ 60.0 ALL LOCATIONS
BBRG STORAGE TYPE GENERAL PURPOSE WAREHOUSE
CPRX ACTUATOR POSITION DESIGNATION AT POLE TWO
CPLM MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE 20.0 AMPERES AC ALL LOCATIONS
AEBP CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH 5.062 INCHES NOMINAL
AKPX POLE QUANTITY 3
AFJN FRAGILITY FACTOR MODERATELY RUGGED
CPRG MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS 15000.0 AC ALL LOCATIONS
ADAQ BODY LENGTH 6.000 INCHES NOMINAL
CPRR MAIN CONTACT TRIPPING MECHANISM TYPE TRIP FREE
CQWN TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT 55.000 MINIMUM AT 200 PCT ALL LOCATIONS AND 120.000 MAXIMUM AT 200 PCT 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
ADAU BODY HEIGHT 3.375 INCHES NOMINAL
AEBV UNTHREADED MOUNTING HOLE DIAMETER 0.188 INCHES NOMINAL
CQXF INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED FUNGUS RESISTANT
ADTV CASE MATERIAL PLASTIC
CPRQ RESET METHOD MANUAL
AJEC BOSS HEIGHT 0.125 INCHES NOMINAL
CPRL TRIP RELEASE CHARACTERISTIC INSTANTANEOUS ALL LOCATIONS AND TIME DELAY ALL LOCATIONS
CPRF OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 480.0 AC ALL LOCATIONS
TTQY TERMINAL TYPE AND QUANTITY 6 COMPRESSION
AEBY DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH 4.500 INCHES NOMINAL
CPRJ TRIP RELEASE METHOD THERMAL-MAGNETIC ALL LOCATIONS
CPRN ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 125.0 ALL LOCATIONS
CRCF TRIP RELEASE AMBIENT TEMP RATING 50.0 DEG CELSIUS NOMINAL ALL LOCATIONS
CPRW ACTUATOR FUNCTION TRIP-RESET
APNQ ARC QUENCHING METHOD MAGNETIC BLOWOUT
CPRH CIRCUIT PROTECTION TYPE OVERCURRENT ALL LOCATIONS
CPRT MANUAL ACTUATOR TYPE AND QUANTITY 1 TOGGLE
AAQL BODY STYLE MULTIPOLE-SINGLE ACTUATOR TYPE
ADAT BODY WIDTH 4.125 INCHES NOMINAL

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