Part Number
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 |
CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 3.0 AMPERES AC ALL LOCATIONS |
CPSM | INTERNAL TRIP RELEASE CONFIGURATION | SERIES TRIP ALL LOCATIONS |
BBRJ | SPECIAL HANDLING FEATURE | MAGNETIC |
BBRG | STORAGE TYPE | GENERAL PURPOSE WAREHOUSE |
CPRX | ACTUATOR POSITION DESIGNATION | AT POLE TWO |
AJWX | MOUNTING SURFACE TO TERMINAL END DISTANCE | 1.828 INCHES MAXIMUM |
AKPX | POLE QUANTITY | 3 |
CQWN | TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT | 1.000 MINIMUM AT 200 PCT ALL LOCATIONS AND 5.000 MAXIMUM AT 200 PCT ALL LOCATIONS |
THSD | THREAD SERIES DESIGNATOR | UNEF |
AFJN | FRAGILITY FACTOR | MODERATELY RUGGED |
CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 300.0 AC ALL LOCATIONS |
ABXD | BUSHING LENGTH | 0.332 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
CQXF | INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | MOISTURE RESISTANT AND HERMETICALLY SEALED AND FUNGUS RESISTANT AND SALT SPRAY PROOF |
PMLC | PRECIOUS MATERIAL AND LOCATION | CONTACT SURFACES SILVER |
CPRR | MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
CQJX | NOMINAL THREAD SIZE | 0.375 INCHES |
CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 130.0 ALL LOCATIONS |
CPRL | TRIP RELEASE CHARACTERISTIC | TIME DELAY ALL LOCATIONS |
AAJE | THREAD PITCH DIAMETERS | +0.3503/+0.3537 INCHES |
CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 240.0 AC ALL LOCATIONS |
CPRQ | RESET METHOD | MANUAL |
PKWT | UNPACKAGED UNIT WEIGHT | 150.0 GRAMS |
ADAT | BODY WIDTH | 1.937 INCHES MAXIMUM |
CPRJ | TRIP RELEASE METHOD | MAGNETIC-HYDRAULIC ALL LOCATIONS |
CPRW | ACTUATOR FUNCTION | TRIP-RESET |
AEBQ | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH | 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM |
ADTV | CASE MATERIAL | METAL |
ZZZK | SPECIFICATION/STANDARD DATA | 81349-MIL-C-39019/5 GOVERNMENT SPECIFICATION |
CPRH | CIRCUIT PROTECTION TYPE | OVERCURRENT ALL LOCATIONS |
TEST | TEST DATA DOCUMENT | 81349-MIL-C-39019 SPECIFICATION |
CPRT | MANUAL ACTUATOR TYPE AND QUANTITY | 1 TOGGLE |
AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 1 THREADED BUSHING W/PANEL SEAL |
ADAQ | BODY LENGTH | 1.562 INCHES MAXIMUM |
AAQL | BODY STYLE | MULTIPOLE-SINGLE ACTUATOR TYPE |
CMLP | THREAD QUANTITY PER INCH | 32 |
AEBP | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH | 0.906 INCHES MAXIMUM |
TTQY | TERMINAL TYPE AND QUANTITY | 6 WIRE HOOK |