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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
74193 EATON CORP HEINEMANN PRODUCTS COMMER

Federal Supply Class

Title

CIRCUIT BREAKERS

Inclusions:

INCLUDES CIRCUIT BREAKERS AND CUTOUTS.

Exclusions:

EXCLUDES RELAYS.

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
CPRN ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 115.0 SINGLE LOCATION
CPRN ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 115.0 SINGLE LOCATION
ADAT BODY WIDTH 0.567 INCHES MINIMUM AND 0.629 INCHES MAXIMUM
AEBP CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH 0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM
BBRG STORAGE TYPE GENERAL PURPOSE WAREHOUSE
CPRL TRIP RELEASE CHARACTERISTIC INSTANTANEOUS SINGLE LOCATION
CPRJ TRIP RELEASE METHOD MAGNETIC-HYDRAULIC SINGLE LOCATION
CPRH CIRCUIT PROTECTION TYPE OVERCURRENT SINGLE LOCATION
AAQL BODY STYLE SINGLE POLE TYPE
THSD THREAD SERIES DESIGNATOR UNEF
AFJN FRAGILITY FACTOR MODERATELY RUGGED
CPRG MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS 500.0 DC SINGLE LOCATION
AJWX MOUNTING SURFACE TO TERMINAL END DISTANCE 1.524 INCHES MINIMUM AND 1.586 INCHES MAXIMUM
ADAQ BODY LENGTH 1.448 INCHES MINIMUM AND 1.510 INCHES MAXIMUM
CPRR MAIN CONTACT TRIPPING MECHANISM TYPE TRIP FREE
CQJX NOMINAL THREAD SIZE 0.375 INCHES
AAJE THREAD PITCH DIAMETERS +0.3503/+0.3537 INCHES
CPLM MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE 150.0 MILLIAMPERES DC SINGLE LOCATION
AKPX POLE QUANTITY 1
CPRQ RESET METHOD MANUAL
ABXD BUSHING LENGTH 0.360 INCHES MINIMUM AND 0.380 INCHES MAXIMUM
TTQY TERMINAL TYPE AND QUANTITY 4 WIRE HOOK
CQXF INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED FUNGUS RESISTANT AND HERMETICALLY SEALED
CPRF OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 50.0 DC SINGLE LOCATION
PKWT UNPACKAGED UNIT WEIGHT 0.156 POUNDS
CPRW ACTUATOR FUNCTION TRIP-RESET
APNQ ARC QUENCHING METHOD MAGNETIC BLOWOUT
ADTV CASE MATERIAL METAL
CPRX ACTUATOR POSITION DESIGNATION AT POLE ONE
CPRT MANUAL ACTUATOR TYPE AND QUANTITY 1 TOGGLE
AXHR MOUNTING FACILITY TYPE AND QUANTITY 1 THREADED BUSHING W/PANEL SEAL
CMLP THREAD QUANTITY PER INCH 32
CPSM INTERNAL TRIP RELEASE CONFIGURATION RELAY TRIP SINGLE LOCATION

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