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 |
|---|---|
| 75915 | LITTELFUSE INC. |
Federal Supply Class
Title
CIRCUIT BREAKERS
Inclusions:
INCLUDES CIRCUIT BREAKERS AND CUTOUTS.
Exclusions:
EXCLUDES RELAYS.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 115.0 SINGLE LOCATION |
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 115.0 SINGLE LOCATION |
| CPRH | CIRCUIT PROTECTION TYPE | OVERCURRENT SINGLE LOCATION |
| TTQY | TERMINAL TYPE AND QUANTITY | 2 THREADED STUD |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 20.0 AMPERES DC SINGLE LOCATION |
| ABMK | OVERALL WIDTH | 1.250 INCHES NOMINAL |
| CPSM | INTERNAL TRIP RELEASE CONFIGURATION | SERIES TRIP SINGLE LOCATION |
| CPRR | MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
| CQXF | INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | FUNGUS RESISTANT |
| AKPX | POLE QUANTITY | 1 |
| AAQL | BODY STYLE | RECTANGULAR DIMENSIONAL ENVELOPE |
| CPRQ | RESET METHOD | MANUAL |
| CQWN | TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT | 3600.000 MINIMUM AT 125 PCT SINGLE LOCATION AND 30.000 MAXIMUM AT 200 PCT SINGLE LOCATION |
| CRCF | TRIP RELEASE AMBIENT TEMP RATING | 40.0 DEG CELSIUS NOMINAL SINGLE LOCATION |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 2 THREADED HOLE |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| ABKW | OVERALL HEIGHT | 0.781 INCHES NOMINAL |
| CPRJ | TRIP RELEASE METHOD | THERMAL SINGLE LOCATION |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 12.0 DC SINGLE LOCATION |
| ABHP | OVERALL LENGTH | 1.320 INCHES NOMINAL |
| CPRW | ACTUATOR FUNCTION | TRIP-RESET |
| ADTV | CASE MATERIAL | METAL |
| CPRX | ACTUATOR POSITION DESIGNATION | AT POLE ONE |
| CPRT | MANUAL ACTUATOR TYPE AND QUANTITY | 1 TOGGLE |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CPRL | TRIP RELEASE CHARACTERISTIC | TIME DELAY SINGLE LOCATION |
| CQJX | NOMINAL THREAD SIZE | 0.138 INCHES |