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 |
|---|---|---|
| CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 10000.0 DC ALL LOCATIONS |
| CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 10000.0 DC ALL LOCATIONS |
| ABKW | OVERALL HEIGHT | 4.688 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 2.750 INCHES NOMINAL |
| AKPX | POLE QUANTITY | 2 |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 25.0 AMPERES DC ALL LOCATIONS |
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 550.0 ALL LOCATIONS |
| ABHP | OVERALL LENGTH | 9.438 INCHES NOMINAL |
| TTQY | TERMINAL TYPE AND QUANTITY | 4 THREADED STUD |
| CPRR | MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | 0.260 INCHES NOMINAL AND 0.313 INCHES NOMINAL |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 250.0 DC ALL LOCATIONS |
| ADTV | CASE MATERIAL | PLASTIC |
| CPRQ | RESET METHOD | MANUAL |
| CPRW | ACTUATOR FUNCTION | RESET |
| APNQ | ARC QUENCHING METHOD | DEION |
| CPRJ | TRIP RELEASE METHOD | MAGNETIC ALL LOCATIONS |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 3 UNTHREADED HOLE |
| FEAT | SPECIAL FEATURES | HOLES LOCATED ON ISOSCELES TRIANGLE W/1-25/32 IN. BASE AND 7-7/8 IN. ALTITUDE |
| CPRH | CIRCUIT PROTECTION TYPE | OVERCURRENT ALL LOCATIONS |
| CPRT | MANUAL ACTUATOR TYPE AND QUANTITY | 1 TOGGLE |