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 |
|---|---|
| 79500 | WESTINGHOUSE ELECTRIC CORP |
Federal Supply Class
Title
CIRCUIT BREAKERS
Inclusions:
INCLUDES CIRCUIT BREAKERS AND CUTOUTS.
Exclusions:
EXCLUDES RELAYS.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE |
| FREQ | FREQUENCY IN HERTZ | 60.0 ALL LOCATIONS |
| CPRX | ACTUATOR POSITION DESIGNATION | AT POLE TWO |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 500.0 AC ALL LOCATIONS AND 250.0 DC ALL LOCATIONS |
| AKPX | POLE QUANTITY | 3 |
| AEHA | DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH | 3.000 INCHES NOMINAL |
| TTQY | TERMINAL TYPE AND QUANTITY | 4 THREADED STUD |
| CPRR | MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
| CPRL | TRIP RELEASE CHARACTERISTIC | INSTANTANEOUS ALL LOCATIONS |
| AJWX | MOUNTING SURFACE TO TERMINAL END DISTANCE | 9.218 INCHES NOMINAL |
| CQXF | INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | FUNGUS RESISTANT |
| ADTV | CASE MATERIAL | PLASTIC |
| CPRQ | RESET METHOD | MANUAL |
| AEBQ | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH | 3.000 INCHES NOMINAL |
| AJEC | BOSS HEIGHT | 0.125 INCHES NOMINAL |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | 0.250 INCHES NOMINAL |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 100.0 AMPERES AC ALL LOCATIONS AND 100.0 AMPERES DC ALL LOCATIONS |
| CPRJ | TRIP RELEASE METHOD | THERMAL-MAGNETIC ALL LOCATIONS |
| CRCF | TRIP RELEASE AMBIENT TEMP RATING | 50.0 DEG CELSIUS NOMINAL ALL LOCATIONS |
| CPRW | ACTUATOR FUNCTION | TRIP-RESET |
| AEBP | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH | 9.875 INCHES NOMINAL |
| ADAT | BODY WIDTH | 8.875 INCHES NOMINAL |
| CPRH | CIRCUIT PROTECTION TYPE | OVERCURRENT ALL LOCATIONS |
| ADAQ | BODY LENGTH | 11.000 INCHES NOMINAL |
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 150.0 ALL LOCATIONS |
| AEBY | DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH | 9.875 INCHES NOMINAL |
| CPRT | MANUAL ACTUATOR TYPE AND QUANTITY | 1 TOGGLE |
| CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 20000.0 AC ALL LOCATIONS AND 15000.0 DC ALL LOCATIONS |
| AAQL | BODY STYLE | MULTIPOLE-SINGLE ACTUATOR TYPE |