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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
80063 US ARMY COMMUNICATIONS & ELECTRONICS

Federal Supply Class

Title

CIRCUIT BREAKERS

Inclusions:

INCLUDES CIRCUIT BREAKERS AND CUTOUTS.

Exclusions:

EXCLUDES RELAYS.

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CQWN TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT 250.000 MINIMUM AT 125 PCT SINGLE LOCATION AND 30.000 MAXIMUM AT 200 PCT SINGLE LOCATION
CQWN TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT 250.000 MINIMUM AT 125 PCT SINGLE LOCATION AND 30.000 MAXIMUM AT 200 PCT SINGLE LOCATION
AEBP CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH 0.906 INCHES NOMINAL
ADAT BODY WIDTH 1.188 INCHES NOMINAL
AEBY DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH 1.570 INCHES NOMINAL
BBRG STORAGE TYPE GENERAL PURPOSE WAREHOUSE
CPRH CIRCUIT PROTECTION TYPE OVERCURRENT SINGLE LOCATION
TTQY TERMINAL TYPE AND QUANTITY 2 SCREW
AAQL BODY STYLE SINGLE POLE TYPE
CPRG MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS 500.0 DC SINGLE LOCATION
CPSM INTERNAL TRIP RELEASE CONFIGURATION SERIES TRIP SINGLE LOCATION
ABHP OVERALL LENGTH 2.000 INCHES NOMINAL
CPRR MAIN CONTACT TRIPPING MECHANISM TYPE TRIP FREE
CPRN ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 120.0 SINGLE LOCATION
CPRJ TRIP RELEASE METHOD MAGNETIC SINGLE LOCATION
ADTV CASE MATERIAL PLASTIC
AKPX POLE QUANTITY 1
CPRQ RESET METHOD MANUAL
APNQ ARC QUENCHING METHOD AIR
CPRF OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 30.0 DC SINGLE LOCATION
CPRW ACTUATOR FUNCTION RESET
CPRT MANUAL ACTUATOR TYPE AND QUANTITY 1 PUSH BUTTON
AXHR MOUNTING FACILITY TYPE AND QUANTITY 2 THREADED HOLE
THSD THREAD SERIES DESIGNATOR UNC
AJWX MOUNTING SURFACE TO TERMINAL END DISTANCE 1.188 INCHES NOMINAL
CPRX ACTUATOR POSITION DESIGNATION AT POLE ONE
CMLP THREAD QUANTITY PER INCH 32
CPRL TRIP RELEASE CHARACTERISTIC TIME DELAY SINGLE LOCATION
CQXF INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED DUSTPROOF
CPLM MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE 2.0 AMPERES DC SINGLE LOCATION
CQJX NOMINAL THREAD SIZE 0.138 INCHES

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