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 |
|---|---|
| 04236 | LOCKHEED MARTIN CORPORATION DBA LOCK |
Federal Supply Class
Title
CIRCUIT BREAKERS
Inclusions:
INCLUDES CIRCUIT BREAKERS AND CUTOUTS.
Exclusions:
EXCLUDES RELAYS.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| PRMT | PRECIOUS MATERIAL | SILVER |
| BBRG | STORAGE TYPE | GENERAL PURPOSE WAREHOUSE |
| CPRH | CIRCUIT PROTECTION TYPE | OVERCURRENT SINGLE LOCATION |
| FREQ | FREQUENCY IN HERTZ | 50.0 SINGLE LOCATION OR 60.0 SINGLE LOCATION |
| AFJN | FRAGILITY FACTOR | MODERATELY RUGGED |
| CPSM | INTERNAL TRIP RELEASE CONFIGURATION | SERIES TRIP SINGLE LOCATION |
| CPRR | MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
| ABKW | OVERALL HEIGHT | 0.850 INCHES NOMINAL |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 2 CLIP |
| CRCF | TRIP RELEASE AMBIENT TEMP RATING | 21.0 DEG CELSIUS NOMINAL SINGLE LOCATION |
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 130.0 SINGLE LOCATION |
| PMLC | PRECIOUS MATERIAL AND LOCATION | TERMINALS AND INTERNAL SURFACES SILVER |
| ADTV | CASE MATERIAL | PLASTIC |
| AKPX | POLE QUANTITY | 1 |
| AAQL | BODY STYLE | RECTANGULAR DIMENSIONAL ENVELOPE |
| CPRQ | RESET METHOD | MANUAL |
| ABHP | OVERALL LENGTH | 1.970 INCHES NOMINAL |
| CQWN | TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT | 10.000 MINIMUM AT 200 PCT SINGLE LOCATION AND 40.000 MAXIMUM AT 200 PCT SINGLE LOCATION |
| CPRJ | TRIP RELEASE METHOD | THERMAL SINGLE LOCATION |
| PKWT | UNPACKAGED UNIT WEIGHT | 1.000 OUNCES |
| CPRW | ACTUATOR FUNCTION | TRIP-RESET |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 3.0 AMPERES AC SINGLE LOCATION AND 3.0 AMPERES DC SINGLE LOCATION |
| CPRX | ACTUATOR POSITION DESIGNATION | AT POLE ONE |
| ABMK | OVERALL WIDTH | 1.540 INCHES NOMINAL |
| CPRT | MANUAL ACTUATOR TYPE AND QUANTITY | 1 TOGGLE |
| CPRL | TRIP RELEASE CHARACTERISTIC | TIME DELAY SINGLE LOCATION |
| TTQY | TERMINAL TYPE AND QUANTITY | 5 TAB, SOLDER LUG |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 250.0 AC SINGLE LOCATION AND 28.0 DC SINGLE LOCATION |
| CQXF | INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | HUMIDITY RESISTANT |
| CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 30.0 AC SINGLE LOCATION AND 30.0 DC SINGLE LOCATION |