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 |
|---|---|
| 18876 | U S ARMY AVIATION AND MISSILE COMMAN |
Federal Supply Class
Title
CIRCUIT BREAKERS
Inclusions:
INCLUDES CIRCUIT BREAKERS AND CUTOUTS.
Exclusions:
EXCLUDES RELAYS.
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| FREQ | FREQUENCY IN HERTZ | 400.0 ALL LOCATIONS |
| AEBP | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH | 4.349 INCHES MINIMUM AND 4.369 INCHES MAXIMUM |
| CPSM | INTERNAL TRIP RELEASE CONFIGURATION | SERIES TRIP ALL LOCATIONS |
| AJEC | BOSS HEIGHT | 0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM |
| BBRG | STORAGE TYPE | GENERAL PURPOSE WAREHOUSE |
| ADAU | BODY HEIGHT | 2.677 INCHES MINIMUM AND 2.697 INCHES MAXIMUM |
| AKPX | POLE QUANTITY | 3 |
| CPRY | EXTERNAL ACTUATOR LINKAGE ARRANGEMENT | ONE, TWO, AND THREE LINKED |
| AFJN | FRAGILITY FACTOR | MODERATELY RUGGED |
| CPRT | MANUAL ACTUATOR TYPE AND QUANTITY | 3 TOGGLE |
| 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 |
| ADAT | BODY WIDTH | 4.490 INCHES MINIMUM AND 4.510 INCHES MAXIMUM |
| CQXF | INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | DUSTPROOF AND FUNGUS PROOF |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 60.0 AMPERES AC ALL LOCATIONS |
| ADTV | CASE MATERIAL | PLASTIC |
| CPRQ | RESET METHOD | MANUAL |
| AEBY | DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH | 3.052 INCHES MINIMUM AND 3.072 INCHES MAXIMUM |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | 0.190 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| ADAQ | BODY LENGTH | 5.240 INCHES MINIMUM AND 5.260 INCHES MAXIMUM |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 12 THREADED HOLE AND 12 UNTHREADED HOLE |
| CPRJ | TRIP RELEASE METHOD | MAGNETIC-HYDRAULIC ALL LOCATIONS |
| AEHA | DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM |
| TTQY | TERMINAL TYPE AND QUANTITY | 6 COMPRESSION |
| CPRW | ACTUATOR FUNCTION | TRIP-RESET |
| APNQ | ARC QUENCHING METHOD | MAGNETIC BLOWOUT |
| CPRX | ACTUATOR POSITION DESIGNATION | AT EACH POLE |
| CQJX | NOMINAL THREAD SIZE | 0.164 INCHES |
| AAQL | BODY STYLE | MULTIPOLE-MULTIPLE ACTUATOR TYPE |
| CPRH | CIRCUIT PROTECTION TYPE | OVERCURRENT ALL LOCATIONS |
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 150.0 ALL LOCATIONS |
| AEBQ | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM |
| CQWN | TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT | 0.320 MINIMUM AT 200 PCT ALL LOCATIONS AND 1.000 MAXIMUM AT 200 PCT ALL LOCATIONS |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 416.0 AC ALL LOCATIONS |