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 |
|---|---|---|
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 120.0 AC SINGLE LOCATION AND 125.0 DC SINGLE LOCATION |
| CPRH | CIRCUIT PROTECTION TYPE | OVERCURRENT SINGLE LOCATION |
| TTQY | TERMINAL TYPE AND QUANTITY | 2 SCREW |
| CPSM | INTERNAL TRIP RELEASE CONFIGURATION | SERIES TRIP SINGLE LOCATION |
| CPRR | MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
| ADTV | CASE MATERIAL | PLASTIC |
| AKPX | POLE QUANTITY | 1 |
| CPRQ | RESET METHOD | MANUAL |
| CQWN | TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT | 28.000 NOMINAL AT 200 PCT SINGLE LOCATION |
| CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 5000.0 AC SINGLE LOCATION AND 5000.0 DC SINGLE LOCATION |
| CPRJ | TRIP RELEASE METHOD | THERMAL SINGLE LOCATION |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 20.0 AMPERES AC SINGLE LOCATION AND 20.0 AMPERES DC SINGLE LOCATION |
| CPRW | ACTUATOR FUNCTION | TRIP-RESET |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | 0.406 INCHES NOMINAL |
| CPRX | ACTUATOR POSITION DESIGNATION | AT POLE ONE |
| CPRP | ULTIMATE TRIP TIME PER POLE IN SECONDS | 175.000 NOMINAL SINGLE LOCATION |
| CPRT | MANUAL ACTUATOR TYPE AND QUANTITY | 1 TOGGLE |
| CPRL | TRIP RELEASE CHARACTERISTIC | TIME DELAY SINGLE LOCATION |
| CRCF | TRIP RELEASE AMBIENT TEMP RATING | 25.0 DEG CELSIUS NOMINAL SINGLE LOCATION |
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 125.0 SINGLE LOCATION |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 2 UNTHREADED HOLE |