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 |
|---|---|
| 53711 | NAVAL SEA SYSTEMS COMMAND |
Federal Supply Class
Title
CIRCUIT BREAKERS
Inclusions:
INCLUDES CIRCUIT BREAKERS AND CUTOUTS.
Exclusions:
EXCLUDES RELAYS.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AEBP | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH | 0.906 INCHES NOMINAL |
| CPSM | INTERNAL TRIP RELEASE CONFIGURATION | SERIES TRIP ALL LOCATIONS |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 15.0 AMPERES AC ALL LOCATIONS |
| AEBY | DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH | 1.344 INCHES MINIMUM AND 1.404 INCHES MAXIMUM |
| CPRX | ACTUATOR POSITION DESIGNATION | AT POLE TWO |
| CQWN | TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT | 0.950 MAXIMUM AT 200 PCT ALL LOCATIONS AND 0.055 MINIMUM AT 200 PCT ALL LOCATIONS AND 0.240 MAXIMUM AT 400 PCT ALL LOCATIONS AND 0.060 MAXIMUM AT 800 PCT ALL LOCATIONS |
| FREQ | FREQUENCY IN HERTZ | 60.0 ALL LOCATIONS OR 400.0 ALL LOCATIONS |
| AKPX | POLE QUANTITY | 3 |
| CPRZ | AUXILIARY SWITCH FUNCTION AND QUANTITY | 1 ALARM |
| CPRY | EXTERNAL ACTUATOR LINKAGE ARRANGEMENT | ONE, TWO, AND THREE LINKED |
| THSD | THREAD SERIES DESIGNATOR | UNEF |
| AGAV | END ITEM IDENTIFICATION | WEAPON LAUNCH CONSOL ASSEMBLY FOR LOS ANGELES CLASS SUBMARINE 688 |
| ABXD | BUSHING LENGTH | 0.332 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| TEST | TEST DATA DOCUMENT | 81349-MIL-C-39019 SPECIFICATION SPECIFICATION |
| CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 300.0 AC ALL LOCATIONS AND 500.0 DC ALL LOCATIONS |
| CPRR | MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
| CQJX | NOMINAL THREAD SIZE | 0.375 INCHES |
| CPRL | TRIP RELEASE CHARACTERISTIC | TIME DELAY ALL LOCATIONS |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 240.0 AC ALL LOCATIONS AND 50.0 DC ALL LOCATIONS |
| CPRQ | RESET METHOD | MANUAL |
| CRCF | TRIP RELEASE AMBIENT TEMP RATING | 23.0 DEG CELSIUS MINIMUM ALL LOCATIONS AND 27.0 DEG CELSIUS MAXIMUM ALL LOCATIONS |
| CPRJ | TRIP RELEASE METHOD | MAGNETIC ALL LOCATIONS |
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 800.0 ALL LOCATIONS |
| CQSM | SWITCH LOCATION AND POSITION DESIGNATION | INTERNAL AT POLE THREE |
| CQXF | INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | CORROSION RESISTANT AND FUNGUS RESISTANT AND HERMETICALLY SEALED |
| CPRW | ACTUATOR FUNCTION | TRIP-RESET |
| AJWX | MOUNTING SURFACE TO TERMINAL END DISTANCE | 1.950 INCHES MAXIMUM |
| AEBQ | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH | 0.625 INCHES MAXIMUM |
| TTQY | TERMINAL TYPE AND QUANTITY | 6 SCREW |
| AAQL | BODY STYLE | MULTIPOLE-MULTIPLE ACTUATOR TYPE |
| FEAT | SPECIAL FEATURES | CIRCUIT BREAKER HAS THREE POLE, SINGLE THROW, NORMALLY CLOSED SWITCH CONTACT ARRANGEMENT |
| ADTV | CASE MATERIAL | METAL |
| CPRH | CIRCUIT PROTECTION TYPE | OVERCURRENT ALL LOCATIONS |
| ZZZK | SPECIFICATION/STANDARD DATA | 81349-MIL-C-39019/6 GOVERNMENT SPECIFICATION |
| ADAT | BODY WIDTH | 1.937 INCHES NOMINAL |
| 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 |
| CMLP | THREAD QUANTITY PER INCH | 32 |