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 |
|---|---|
| 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC |
Federal Supply Class
Title
CIRCUIT BREAKERS
Inclusions:
INCLUDES CIRCUIT BREAKERS AND CUTOUTS.
Exclusions:
EXCLUDES RELAYS.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE |
| BBRG | STORAGE TYPE | GENERAL PURPOSE WAREHOUSE |
| CPRH | CIRCUIT PROTECTION TYPE | OVERCURRENT SINGLE LOCATION |
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 150.0 SINGLE LOCATION |
| CPRK | AUXILIARY TRIP COIL VOLTAGE TYPE AND RATING IN VOLTS | 24.0 DC MINIMUM SINGLE LOCATION AND 30.0 DC MAXIMUM SINGLE LOCATION |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | 0.196 INCHES NOMINAL |
| AFJN | FRAGILITY FACTOR | MODERATELY RUGGED |
| ABMK | OVERALL WIDTH | 4.000 INCHES MAXIMUM |
| CQQC | TRIP RELEASE DUTY CYCLE | CONTINUOUS SINGLE LOCATION |
| CPRR | MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
| CPRQ | RESET METHOD | ELECTRIC |
| AGAV | END ITEM IDENTIFICATION | HELICOPTER APPLICATION; 5925-01-194-2756 |
| ADTV | CASE MATERIAL | PLASTIC |
| AKPX | POLE QUANTITY | 1 |
| AAQL | BODY STYLE | RECTANGULAR DIMENSIONAL ENVELOPE |
| ABKW | OVERALL HEIGHT | 3.310 INCHES MAXIMUM |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 200.0 AC SINGLE LOCATION |
| ABHP | OVERALL LENGTH | 5.250 INCHES MAXIMUM |
| APNQ | ARC QUENCHING METHOD | MAGNETIC BLOWOUT |
| FREQ | FREQUENCY IN HERTZ | 400.0 SINGLE LOCATION |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 60.0 AMPERES AC SINGLE LOCATION |
| CQXF | INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | DUSTPROOF |
| CPSM | INTERNAL TRIP RELEASE CONFIGURATION | SERIES TRIP W/REMOTE TRIP FEATURE SINGLE LOCATION |