| Item Name | Tripper Circuit Breaker |
| Federal Supply Group (FSG) | Electrical and Electronic Equipment Components |
| Federal Supply Class (FSC) | 5925 Circuit Breakers |
| National Item Identification Number (NIIN) | 00-839-0289 (008390289) |
| NCB Code | USA (00) |
| Manufacturer | Westinghouse Electric Corp, Smith Meeker Engineering Co, Eaton Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 900J376-452D371G19 | westinghouse electric corp | tripper circuit breaker | RFQ |
| 452D371G423 | westinghouse electric corp | tripper circuit breaker | RFQ |
| 452D371G19 | westinghouse electric corp | tripper circuit breaker | RFQ |
| F553PC36 | smith meeker engineering co | tripper circuit breaker | RFQ |
| 900J376-452D371G19 | eaton corporation | tripper circuit breaker | RFQ |
| 452D371G19 | eaton corporation | tripper circuit breaker | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAQL | BODY STYLE | RECTANGULAR DIMENSIONAL ENVELOPE |
| ABKW | OVERALL HEIGHT | 3.500 INCHES NOMINAL |
| ABMK | OVERALL WIDTH | 3.688 INCHES NOMINAL |
| AXHR | MOUNTING FACILITY TYPE AND QUANTITY | 3 UNTHREADED HOLE |
| CBBL | FEATURES PROVIDED | ADJUSTABLE TRIP RELEASE |
| CPRF | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 500.0 AC ALL LOCATIONS AND 250.0 DC ALL LOCATIONS |
| CPRH | CIRCUIT PROTECTION TYPE | OVERCURRENT ALL LOCATIONS |
| CPRJ | TRIP RELEASE METHOD | THERMAL-MAGNETIC ALL LOCATIONS |
| CPRL | TRIP RELEASE CHARACTERISTIC | INSTANTANEOUS ALL LOCATIONS AND TIME DELAY ALL LOCATIONS |
| CPRN | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 150.0 ALL LOCATIONS |
| CPSF | ADJUSTABLE TRIP SETTING CURRENT RANGE PER POLE IN AMPS | 1950.0/3900.0 AC ALL LOCATIONS |
| CQWN | TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT | 60.000 MINIMUM AT 300 PCT ALL LOCATIONS AND 120.000 MAXIMUM AT 300 PCT ALL LOCATIONS |
| CRCF | TRIP RELEASE AMBIENT TEMP RATING | 50.0 DEG CELSIUS NOMINAL ALL LOCATIONS |
| FREQ | FREQUENCY IN HERTZ | 60.0 ALL LOCATIONS |
| ABHP | OVERALL LENGTH | 7.531 INCHES NOMINAL |
| AEBV | UNTHREADED MOUNTING HOLE DIAMETER | 0.438 INCHES NOMINAL |
| AKPX | POLE QUANTITY | 3 |
| CPLM | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 125.0 AMPERES AC ALL LOCATIONS |
| TTQY | TERMINAL TYPE AND QUANTITY | 6 BUS BAR |
| Relevant Components for NSN - 5925-00-839-0289, 5925008390289 | ||||
| 5920-01-337-7645 (5920013377645) | 5995-01-688-0358 (5995016880358) | 5935-01-132-7705 (5935011327705) | 5910-00-152-4145 (5910001524145) | |
| 5945-01-363-9722 (5945013639722) | 5975-01-032-9067 (5975010329067) | 5998-01-433-6008 (5998014336008) | 5970-01-298-0394 (5970012980394) | |
| 5998-01-674-4887 (5998016744887) | 5935-01-294-4644 (5935012944644) | 5975-01-216-8288 (5975012168288) | 5915-00-412-1691 (5915004121691) | |
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