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 |
| 81348 |
FEDERAL SPECIFICATIONS PROMULGATED B |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| CPSM |
INTERNAL TRIP RELEASE CONFIGURATION |
SERIES TRIP ALL LOCATIONS |
| ZZZK |
SPECIFICATION/STANDARD DATA |
81348-W-C-375/20-005 GOVERNMENT SPECIFICATION |
| TEST |
TEST DATA DOCUMENT |
81348-W-C-375/20 SPECIFICATION |
| FREQ |
FREQUENCY IN HERTZ |
60.0 ALL LOCATIONS |
| BBRG |
STORAGE TYPE |
GENERAL PURPOSE WAREHOUSE |
| CPRT |
MANUAL ACTUATOR TYPE AND QUANTITY |
2 TOGGLE |
| AKPX |
POLE QUANTITY |
2 |
| AFJN |
FRAGILITY FACTOR |
MODERATELY RUGGED |
| CPLM |
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE |
30.0 AMPERES AC ALL LOCATIONS |
| CQWN |
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT |
40.000 MINIMUM AT 200 PCT ALL LOCATIONS AND 100.500 MAXIMUM AT 200 PCT ALL LOCATIONS |
| CQXF |
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED |
CORROSION RESISTANT |
| 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 |
| CPRL |
TRIP RELEASE CHARACTERISTIC |
TIME DELAY ALL LOCATIONS |
| TTQY |
TERMINAL TYPE AND QUANTITY |
4 COMPRESSION |
| CPRF |
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS |
240.0 AC ALL LOCATIONS |
| ADTV |
CASE MATERIAL |
PLASTIC |
| CPRQ |
RESET METHOD |
MANUAL |
| CPRN |
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT |
135.0 ALL LOCATIONS |
| AXHR |
MOUNTING FACILITY TYPE AND QUANTITY |
2 THREADED HOLE |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| CPRJ |
TRIP RELEASE METHOD |
THERMAL-MAGNETIC ALL LOCATIONS |
| CPRW |
ACTUATOR FUNCTION |
TRIP-RESET |
| CPRX |
ACTUATOR POSITION DESIGNATION |
AT EACH POLE |
| CRCF |
TRIP RELEASE AMBIENT TEMP RATING |
25.0 DEG CELSIUS NOMINAL ALL LOCATIONS |
| CPRH |
CIRCUIT PROTECTION TYPE |
OVERCURRENT ALL LOCATIONS |
| CPRY |
EXTERNAL ACTUATOR LINKAGE ARRANGEMENT |
ONE AND TWO LINKED |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| CQJX |
NOMINAL THREAD SIZE |
0.138 INCHES |
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