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Part Number

Part Number:
M39019-2-42
NSN:
5925-00-111-4940
NIIN:
001114940
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

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CPRH CIRCUIT PROTECTION TYPE OVERCURRENT SINGLE LOCATION
CPRH CIRCUIT PROTECTION TYPE OVERCURRENT SINGLE LOCATION
CPRZ AUXILIARY SWITCH FUNCTION AND QUANTITY 1 ALARM
AAQL BODY STYLE SINGLE POLE TYPE
THSD THREAD SERIES DESIGNATOR UNEF
CPRG MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS 500.0 DC SINGLE LOCATION
AXHR MOUNTING FACILITY TYPE AND QUANTITY THD BUSHING
CPSM INTERNAL TRIP RELEASE CONFIGURATION SERIES TRIP SINGLE LOCATION
CPRR MAIN CONTACT TRIPPING MECHANISM TYPE TRIP FREE
CQJX NOMINAL THREAD SIZE 0.375 INCHES
CPRJ TRIP RELEASE METHOD MAGNETIC SINGLE LOCATION
AEGJ SWITCH CONTACT ARRANGEMENT SINGLE POLE, DOUBLE THROW
CQSM SWITCH LOCATION AND POSITION DESIGNATION INTERNAL AT POLE ONE
CQXF INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED FUNGUS RESISTANT
AKPX POLE QUANTITY 1
CPRQ RESET METHOD MANUAL
CSWP SWITCH VOLTAGE RATING AND TYPE IN VOLTS 120.0 AC AND 50.0 DC
CQWN TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT 0.500 MINIMUM AT 200 PCT SINGLE LOCATION AND 9.000 MAXIMUM AT 200 PCT SINGLE LOCATION AND 1.750 MAXIMUM AT 400 PCT SINGLE LOCATION
TTQY TERMINAL TYPE AND QUANTITY 2 WIRE HOOK
CPRF OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 50.0 DC SINGLE LOCATION
CSSX SWITCH CURRENT RATING AND TYPE IN AMPS 0.5 AC AND 0.5 DC
CRTK SWITCH TERMINAL TYPE TAB, SOLDER LUG
CPRW ACTUATOR FUNCTION TRIP-RESET
AJWX MOUNTING SURFACE TO TERMINAL END DISTANCE 1.700 INCHES MAXIMUM
ADTV CASE MATERIAL METAL
CPLM MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE 5.0 AMPERES DC SINGLE LOCATION
CPRX ACTUATOR POSITION DESIGNATION AT POLE ONE
TEST TEST DATA DOCUMENT 81349-MIL-C-39019 SPECIFICATION
CPRP ULTIMATE TRIP TIME PER POLE IN SECONDS 3.000 MINIMUM SINGLE LOCATION AND 60.000 MAXIMUM SINGLE LOCATION
CPRT MANUAL ACTUATOR TYPE AND QUANTITY 1 TOGGLE
ADAQ BODY LENGTH 1.562 INCHES MAXIMUM
CMLP THREAD QUANTITY PER INCH 32
CPRL TRIP RELEASE CHARACTERISTIC TIME DELAY SINGLE LOCATION
ADAT BODY WIDTH 0.625 INCHES MAXIMUM
AEBP CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH 0.906 INCHES MAXIMUM
CPRN ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 125.0 SINGLE LOCATION
ABXD BUSHING LENGTH 0.280 INCHES MINIMUM AND 0.380 INCHES MAXIMUM

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M39019-2-42 , M39019242 , 5925-00-111-4940 , 5925001114940 , 001114940