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 |
| 80049 |
DEPARTMENT OF THE AIR FORCE |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| CPLM |
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE |
25.0 AMPERES AC SINGLE LOCATION |
| CPLM |
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE |
25.0 AMPERES AC SINGLE LOCATION |
| ABHP |
OVERALL LENGTH |
2.188 INCHES NOMINAL |
| ABKW |
OVERALL HEIGHT |
2.688 INCHES NOMINAL |
| CPRH |
CIRCUIT PROTECTION TYPE |
OVERCURRENT SINGLE LOCATION |
| TTQY |
TERMINAL TYPE AND QUANTITY |
2 SCREW |
| CPRN |
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT |
138.0 SINGLE LOCATION |
| CPRG |
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS |
1200.0 AC SINGLE LOCATION |
| AXHR |
MOUNTING FACILITY TYPE AND QUANTITY |
THD BUSHING |
| CPRR |
MAIN CONTACT TRIPPING MECHANISM TYPE |
TRIP FREE |
| CPRF |
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS |
115.0 AC SINGLE LOCATION |
| CQWN |
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT |
10.000 NOMINAL AT 400 PCT SINGLE LOCATION AND 10.000 MINIMUM AT 200 PCT SINGLE LOCATION AND 100.000 MAXIMUM AT 200 PCT SINGLE LOCATION AND 3600.000 NOMINAL AT 138 PCT SINGLE LOCATION |
| AKPX |
POLE QUANTITY |
1 |
| CPRQ |
RESET METHOD |
MANUAL |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| CPRJ |
TRIP RELEASE METHOD |
THERMAL SINGLE LOCATION |
| CPRT |
MANUAL ACTUATOR TYPE AND QUANTITY |
1 PUSH-PULL |
| CPRW |
ACTUATOR FUNCTION |
TRIP-RESET |
| FREQ |
FREQUENCY IN HERTZ |
400.0 SINGLE LOCATION |
| ABMK |
OVERALL WIDTH |
0.750 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| CPRL |
TRIP RELEASE CHARACTERISTIC |
TIME DELAY SINGLE LOCATION |
| CRCF |
TRIP RELEASE AMBIENT TEMP RATING |
25.0 DEG CELSIUS NOMINAL SINGLE LOCATION |
| CQJX |
NOMINAL THREAD SIZE |
0.138 INCHES |
| FEAT |
SPECIAL FEATURES |
RED BAND VISIBLE IN TRIP POSITION |
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