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 |
|---|---|
| 80049 | DEPARTMENT OF THE AIR FORCE |
Federal Supply Class
Title
CIRCUIT BREAKERS
Inclusions:
INCLUDES CIRCUIT BREAKERS AND CUTOUTS.
Exclusions:
EXCLUDES RELAYS.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ADAQ | BODY LENGTH | 1.312 INCHES NOMINAL |
| ADAQ | BODY LENGTH | 1.312 INCHES NOMINAL |
| CQJX | NOMINAL THREAD SIZE | 0.469 INCHES |
| BBRG | STORAGE TYPE | GENERAL PURPOSE WAREHOUSE |
| CPRH | CIRCUIT PROTECTION TYPE | OVERCURRENT SINGLE LOCATION |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 1 THREADED BUSHING |
| AAQL | BODY STYLE | SINGLE POLE TYPE |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 20.0 AMPERES DC SINGLE LOCATION |
| CPSM | INTERNAL TRIP RELEASE CONFIGURATION | SERIES TRIP SINGLE LOCATION |
| TTQY | TERMINAL TYPE AND QUANTITY | 2 TAB W/SCREW |
| CPRR | MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
| THSD | THREAD SERIES DESIGNATOR | UNS |
| AEBP | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH | 1.234 INCHES NOMINAL |
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 130.0 SINGLE LOCATION |
| CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 575.0 DC SINGLE LOCATION |
| AKPX | POLE QUANTITY | 1 |
| CPRQ | RESET METHOD | MANUAL |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 30.0 DC SINGLE LOCATION |
| CPRW | ACTUATOR FUNCTION | RESET |
| CPRT | MANUAL ACTUATOR TYPE AND QUANTITY | 1 PUSH BUTTON |
| AJWX | MOUNTING SURFACE TO TERMINAL END DISTANCE | 1.344 INCHES NOMINAL |
| CPRJ | TRIP RELEASE METHOD | THERMAL SINGLE LOCATION |
| CQWN | TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT | 10.000 MINIMUM AT 200 PCT SINGLE LOCATION AND 50.000 MAXIMUM AT 200 PCT SINGLE LOCATION |
| ADTV | CASE MATERIAL | METAL |
| CPRX | ACTUATOR POSITION DESIGNATION | AT POLE ONE |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CPRL | TRIP RELEASE CHARACTERISTIC | TIME DELAY SINGLE LOCATION |
| CQXF | INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | DUSTPROOF |
| CRCF | TRIP RELEASE AMBIENT TEMP RATING | 25.0 DEG CELSIUS NOMINAL SINGLE LOCATION |
| ABXD | BUSHING LENGTH | 0.250 INCHES NOMINAL |
| ADAT | BODY WIDTH | 0.703 INCHES NOMINAL |