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 |
|---|---|---|
| ADAQ | BODY LENGTH | 22.000 INCHES MAXIMUM |
| FREQ | FREQUENCY IN HERTZ | 60.0 SINGLE LOCATION |
| AJWX | MOUNTING SURFACE TO TERMINAL END DISTANCE | 11.875 INCHES NOMINAL |
| AKPX | POLE QUANTITY | 3 |
| ADAT | BODY WIDTH | 9.000 INCHES MAXIMUM |
| CPRH | CIRCUIT PROTECTION TYPE | UNDERVOLTAGE SINGLE LOCATION |
| CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 30000.0 AC SINGLE LOCATION AND 20000.0 DC SINGLE LOCATION |
| CPRQ | RESET METHOD | AUTOMATIC AND MANUAL |
| AEBY | DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH | 20.750 INCHES NOMINAL |
| AEBP | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH | 17.500 INCHES NOMINAL |
| CQXF | INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | ARC RESISTANT |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 500.0 AC SINGLE LOCATION AND 250.0 DC SINGLE LOCATION |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 600.0 AMPERES AC SINGLE LOCATION AND 600.0 AMPERES DC SINGLE LOCATION |
| AAQL | BODY STYLE | MULTIPOLE-SINGLE ACTUATOR TYPE |