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 |
|---|---|
| 11660 | WESTINGHOUSE ELECTRIC CORP CONTROL B |
Federal Supply Class
Title
CIRCUIT BREAKERS
Inclusions:
INCLUDES CIRCUIT BREAKERS AND CUTOUTS.
Exclusions:
EXCLUDES RELAYS.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| FREQ | FREQUENCY IN HERTZ | 60.0 ALL LOCATIONS |
| BBRG | STORAGE TYPE | GENERAL PURPOSE WAREHOUSE |
| CPRX | ACTUATOR POSITION DESIGNATION | AT POLE TWO |
| AKPX | POLE QUANTITY | 3 |
| ABMK | OVERALL WIDTH | 8.000 INCHES NOMINAL |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 30.0 AMPERES AC ALL LOCATIONS |
| ABHP | OVERALL LENGTH | 15.375 INCHES NOMINAL |
| CPRR | MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 240.0 AC ALL LOCATIONS |
| CQXF | INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | FUNGUS RESISTANT |
| CRCF | TRIP RELEASE AMBIENT TEMP RATING | 40.0 DEG CELSIUS NOMINAL ALL LOCATIONS |
| AAQL | BODY STYLE | RECTANGULAR DIMENSIONAL ENVELOPE |
| CPRQ | RESET METHOD | MANUAL |
| CPRL | TRIP RELEASE CHARACTERISTIC | INSTANTANEOUS ALL LOCATIONS AND TIME DELAY ALL LOCATIONS |
| CQWN | TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT | 0.050 MINIMUM AT 200 PCT ALL LOCATIONS AND 0.350 MAXIMUM AT 200 PCT ALL LOCATIONS |
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 135.0 ALL LOCATIONS |
| CPRJ | TRIP RELEASE METHOD | THERMAL-MAGNETIC ALL LOCATIONS |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | 0.344 INCHES NOMINAL |
| CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 7500.0 AC ALL LOCATIONS |
| CPRW | ACTUATOR FUNCTION | TRIP-RESET |
| TTQY | TERMINAL TYPE AND QUANTITY | 6 SCREW |
| ADTV | CASE MATERIAL | METAL |
| CPRH | CIRCUIT PROTECTION TYPE | OVERCURRENT ALL LOCATIONS |
| CPRT | MANUAL ACTUATOR TYPE AND QUANTITY | 1 TOGGLE |
| ABKW | OVERALL HEIGHT | 4.750 INCHES NOMINAL |