Part Number
Part Number:
NSN:
NIIN:
Item Name:
CIRCUIT BREAKER
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 |
|---|---|
| 12436 | BAE SYSTEMS NATIONAL SECURITY SOLUTI |
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 |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 28.0 DC THIRD LOCATION |
| BBRJ | SPECIAL HANDLING FEATURE | MAGNETIC |
| BBRG | STORAGE TYPE | GENERAL PURPOSE WAREHOUSE |
| CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 5000.0 AC SECOND LOCATION |
| CQWN | TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT | 40.000 MINIMUM AT 200 PCT FIRST LOCATION AND 60.000 MAXIMUM AT 200 PCT FIRST LOCATION |
| AKPX | POLE QUANTITY | 3 |
| AEHA | DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH | 1.026 INCHES NOMINAL |
| CPRY | EXTERNAL ACTUATOR LINKAGE ARRANGEMENT | ONE, TWO, AND THREE LINKED |
| PKWT | UNPACKAGED UNIT WEIGHT | 2.000 POUNDS |
| FREQ | FREQUENCY IN HERTZ | 47.0 FIRST LOCATION OR 440.0 FIRST LOCATION |
| AFJN | FRAGILITY FACTOR | MODERATELY RUGGED |
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 140.0 ALL LOCATIONS |
| CPRL | TRIP RELEASE CHARACTERISTIC | INSTANTANEOUS THIRD LOCATION |
| CPRT | MANUAL ACTUATOR TYPE AND QUANTITY | 3 TOGGLE |
| ABTD | MOUNTING SLOT WIDTH | 0.164 INCHES NOMINAL |
| CQXF | INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | FUNGUS RESISTANT AND MOISTURE RESISTANT |
| AEBQ | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH | 1.026 INCHES NOMINAL |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 250.0 AC SECOND LOCATION |
| CPRR | MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
| ADAU | BODY HEIGHT | 2.609 INCHES NOMINAL |
| AEBY | DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH | 2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 3 SLOT AND 6 THREADED HOLE |
| ADAT | BODY WIDTH | 2.072 INCHES MAXIMUM |
| ADAQ | BODY LENGTH | 5.800 INCHES NOMINAL |
| FREQ | FREQUENCY IN HERTZ | 47.0 SECOND LOCATION OR 440.0 SECOND LOCATION |
| CQWN | TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT | 40.000 MINIMUM AT 200 PCT SECOND LOCATION AND 60.000 MAXIMUM AT 200 PCT SECOND LOCATION |
| ADTV | CASE MATERIAL | PLASTIC |
| CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 5000.0 DC THIRD LOCATION |
| CPRQ | RESET METHOD | MANUAL |
| AJEC | BOSS HEIGHT | 0.219 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| CPRJ | TRIP RELEASE METHOD | MAGNETIC-HYDRAULIC ALL LOCATIONS |
| CPRL | TRIP RELEASE CHARACTERISTIC | TIME DELAY FIRST LOCATION |
| CPRW | ACTUATOR FUNCTION | TRIP-RESET |
| APNQ | ARC QUENCHING METHOD | MAGNETIC BLOWOUT |
| CPRX | ACTUATOR POSITION DESIGNATION | AT EACH POLE |
| AAQL | BODY STYLE | MULTIPOLE-MULTIPLE ACTUATOR TYPE |
| CPRG | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 5000.0 AC FIRST LOCATION |
| CPRH | CIRCUIT PROTECTION TYPE | OVERCURRENT ALL LOCATIONS |
| TTQY | TERMINAL TYPE AND QUANTITY | 6 THREADED STUD |
| CPRL | TRIP RELEASE CHARACTERISTIC | TIME DELAY SECOND LOCATION |
| AEBP | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH | 3.547 INCHES NOMINAL |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 125.0 AMPERES AC FIRST LOCATION |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQJX | NOMINAL THREAD SIZE | 0.138 INCHES |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 250.0 AC FIRST LOCATION |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 125.0 AMPERES AC SECOND LOCATION |