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 |
|---|---|
| 03538 | LOCKHEED MARTIN CORPORATION DBA MS2 |
Federal Supply Class
Title
CIRCUIT BREAKERS
Inclusions:
INCLUDES CIRCUIT BREAKERS AND CUTOUTS.
Exclusions:
EXCLUDES RELAYS.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CPSM | INTERNAL TRIP RELEASE CONFIGURATION | SERIES TRIP ALL LOCATIONS |
| FREQ | FREQUENCY IN HERTZ | 60.0 ALL LOCATIONS |
| CPRX | ACTUATOR POSITION DESIGNATION | AT POLE TWO |
| ADAQ | BODY LENGTH | 2.265 INCHES MAXIMUM |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 40.0 AMPERES AC ALL LOCATIONS |
| AKPX | POLE QUANTITY | 3 |
| CPRZ | AUXILIARY SWITCH FUNCTION AND QUANTITY | 1 ALARM |
| CSWP | SWITCH VOLTAGE RATING AND TYPE IN VOLTS | 250.0 AC AND 50.0 DC |
| CQWN | TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT | 10.000 MINIMUM AT 200 PCT ALL LOCATIONS AND 150.000 MAXIMUM AT 200 PCT ALL LOCATIONS |
| AEBP | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH | 2.094 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UN |
| CPRR | MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
| CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 5000.0 AC ALL LOCATIONS |
| ADAT | BODY WIDTH | 2.265 INCHES MAXIMUM |
| AEBQ | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH | 0.750 INCHES NOMINAL |
| CPRL | TRIP RELEASE CHARACTERISTIC | TIME DELAY ALL LOCATIONS |
| AEGJ | SWITCH CONTACT ARRANGEMENT | SINGLE POLE, DOUBLE THROW |
| CSSX | SWITCH CURRENT RATING AND TYPE IN AMPS | 10.0 AC AND 3.0 DC |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 240.0 AC ALL LOCATIONS |
| CPRQ | RESET METHOD | MANUAL |
| CRTK | SWITCH TERMINAL TYPE | SCREW |
| CQJX | NOMINAL THREAD SIZE | 0.300 INCHES |
| CPRJ | TRIP RELEASE METHOD | MAGNETIC ALL LOCATIONS |
| ABXD | BUSHING LENGTH | 0.625 INCHES NOMINAL |
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 125.0 ALL LOCATIONS |
| CQSM | SWITCH LOCATION AND POSITION DESIGNATION | INTERNAL AT POLE THREE |
| CPRW | ACTUATOR FUNCTION | TRIP-RESET |
| AJWX | MOUNTING SURFACE TO TERMINAL END DISTANCE | 2.790 INCHES MAXIMUM |
| 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 |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 1 THREADED BUSHING W/PANEL SEAL |
| AAQL | BODY STYLE | MULTIPOLE-SINGLE ACTUATOR TYPE |
| CMLP | THREAD QUANTITY PER INCH | 32 |