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 |
|---|---|---|
| ADAU | BODY HEIGHT | 3.807 INCHES MINIMUM AND 3.817 INCHES MAXIMUM |
| FREQ | FREQUENCY IN HERTZ | 60.0 ALL LOCATIONS |
| BBRG | STORAGE TYPE | GENERAL PURPOSE WAREHOUSE |
| CPRX | ACTUATOR POSITION DESIGNATION | AT POLE TWO |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 70.0 AMPERES AC ALL LOCATIONS AND 70.0 AMPERES DC ALL LOCATIONS |
| AEBP | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH | 7.245 INCHES MINIMUM AND 7.255 INCHES MAXIMUM |
| AJEC | BOSS HEIGHT | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| AKPX | POLE QUANTITY | 2 |
| AFJN | FRAGILITY FACTOR | MODERATELY RUGGED |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 600.0 AC ALL LOCATIONS AND 250.0 DC ALL LOCATIONS |
| AEBQ | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH | 1.369 INCHES MINIMUM AND 1.369 INCHES MAXIMUM |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | 0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM |
| CPRR | MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
| CPRL | TRIP RELEASE CHARACTERISTIC | INSTANTANEOUS ALL LOCATIONS |
| CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 15000.0 AC ALL LOCATIONS AND 10000.0 DC ALL LOCATIONS |
| ADTV | CASE MATERIAL | PLASTIC |
| CRCF | TRIP RELEASE AMBIENT TEMP RATING | 40.0 DEG CELSIUS NOMINAL ALL LOCATIONS |
| CPRQ | RESET METHOD | MANUAL |
| AEHA | DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH | 1.369 INCHES MINIMUM AND 1.379 INCHES MAXIMUM |
| CPRP | ULTIMATE TRIP TIME PER POLE IN SECONDS | 400.000 NOMINAL ALL LOCATIONS |
| AEBY | DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH | 4.495 INCHES MINIMUM AND 4.505 INCHES MAXIMUM |
| ADAT | BODY WIDTH | 4.120 INCHES MINIMUM AND 4.130 INCHES MAXIMUM |
| APNQ | ARC QUENCHING METHOD | DEION |
| ADAQ | BODY LENGTH | 9.370 INCHES MINIMUM AND 9.380 INCHES MAXIMUM |
| TTQY | TERMINAL TYPE AND QUANTITY | 6 COMPRESSION |
| CPRJ | TRIP RELEASE METHOD | THERMAL-MAGNETIC ALL LOCATIONS |
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 125.0 ALL LOCATIONS |
| CPRW | ACTUATOR FUNCTION | TRIP-RESET |
| CPRH | CIRCUIT PROTECTION TYPE | OVERCURRENT ALL LOCATIONS |
| CPRT | MANUAL ACTUATOR TYPE AND QUANTITY | 1 TOGGLE |
| AAQL | BODY STYLE | MULTIPOLE-SINGLE ACTUATOR TYPE |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 2 UNTHREADED HOLE |
| CQXF | INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | GENERAL PURPOSE |