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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
81349 MILITARY SPECIFICATIONS PROMULGATED

Federal Supply Class

Title

CIRCUIT BREAKERS

Inclusions:

INCLUDES CIRCUIT BREAKERS AND CUTOUTS.

Exclusions:

EXCLUDES RELAYS.

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
FREQ FREQUENCY IN HERTZ 400.0 ALL LOCATIONS
FREQ FREQUENCY IN HERTZ 400.0 ALL LOCATIONS
CQXF INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED SALT SPRAY PROOF AND FUNGUS RESISTANT AND SHOCK RESISTANT AND MOISTURE RESISTANT AND VIBRATION RESISTANT
CPSM INTERNAL TRIP RELEASE CONFIGURATION SERIES TRIP ALL LOCATIONS
BBRJ SPECIAL HANDLING FEATURE MAGNETIC
AJWX MOUNTING SURFACE TO TERMINAL END DISTANCE 2.800 INCHES MAXIMUM
ADAT BODY WIDTH 1.500 INCHES NOMINAL
CPRG MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS 1000.0 AC ALL LOCATIONS
BBRG STORAGE TYPE GENERAL PURPOSE WAREHOUSE
CPLM MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE 20.0 AMPERES AC ALL LOCATIONS
CPRT MANUAL ACTUATOR TYPE AND QUANTITY 2 TOGGLE
ADAQ BODY LENGTH 2.530 INCHES MAXIMUM
CPRZ AUXILIARY SWITCH FUNCTION AND QUANTITY 1 ALARM
AKPX POLE QUANTITY 2
CSWP SWITCH VOLTAGE RATING AND TYPE IN VOLTS 250.0 AC AND 50.0 DC
AFJN FRAGILITY FACTOR MODERATELY RUGGED
TTQY TERMINAL TYPE AND QUANTITY 4 THREADED STUD
CPRR MAIN CONTACT TRIPPING MECHANISM TYPE TRIP FREE
CSSX SWITCH CURRENT RATING AND TYPE IN AMPS 10.0 AC AND 2.0 DC
AEBQ CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH 0.750 INCHES NOMINAL
CPRL TRIP RELEASE CHARACTERISTIC TIME DELAY ALL LOCATIONS
CRTK SWITCH TERMINAL TYPE KNIFE BLADE
AEBY DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH 2.046 INCHES MINIMUM AND 2.078 INCHES MAXIMUM
ZZZK SPECIFICATION/STANDARD DATA 81349-MIL-C-55629/4 GOVERNMENT SPECIFICATION
AEGJ SWITCH CONTACT ARRANGEMENT SINGLE POLE, DOUBLE THROW
AXHR MOUNTING FACILITY TYPE AND QUANTITY 4 THREADED HOLE
CQWN TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT 9.500 MINIMUM AT 200 PCT ALL LOCATIONS AND 150.000 MAXIMUM AT 200 PCT ALL LOCATIONS
CQSM SWITCH LOCATION AND POSITION DESIGNATION INTERNAL AT POLE ONE
CPRF OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 240.0 AC ALL LOCATIONS
ADTV CASE MATERIAL PLASTIC
AJEC BOSS HEIGHT 0.140 INCHES NOMINAL
CPRQ RESET METHOD MANUAL
THSD THREAD SERIES DESIGNATOR UNC
CPRJ TRIP RELEASE METHOD MAGNETIC ALL LOCATIONS
AEBP CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH 1.660 INCHES MINIMUM AND 1.960 INCHES MAXIMUM
CPRW ACTUATOR FUNCTION TRIP-RESET
APNQ ARC QUENCHING METHOD MAGNETIC BLOWOUT
CPRX ACTUATOR POSITION DESIGNATION AT EACH POLE
AAQL BODY STYLE MULTIPOLE-MULTIPLE ACTUATOR TYPE
CPRH CIRCUIT PROTECTION TYPE OVERCURRENT ALL LOCATIONS
CPRN ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 150.0 ALL LOCATIONS
AAJE THREAD PITCH DIAMETERS +0.1177/+0.1214 INCHES
CPRY EXTERNAL ACTUATOR LINKAGE ARRANGEMENT ONE AND TWO LINKED
CMLP THREAD QUANTITY PER INCH 32
TEST TEST DATA DOCUMENT 81349-MIL-C-55629 SPECIFICATION
CQJX NOMINAL THREAD SIZE 0.138 INCHES
AEHA DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH 0.750 INCHES NOMINAL

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