NSN 5925-00-139-2643
Part Details | CIRCUIT BREAKER
5925-00-139-2643 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.
Alternate Parts: NM631500, NM632500, NM631500, 5925-00-139-2643, 00-139-2643, 5925001392643, 001392643
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 59 | AUG 21, 1971 | 00-139-2643 | 00136 ( CIRCUIT BREAKER ) |
REFERENCE DRAWINGS & PICTURES
MULTIPOLE-SINGLE ACTUATOR TYPE
Cross Reference | NSN 5925-00-139-2643
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| NM631500 | 21810 | CHALLENGER ELECTRICAL EQUIPMENT CORP |
| NM632500 | 21810 | CHALLENGER ELECTRICAL EQUIPMENT CORP |
| NM631500 | U4696 | E C C SPARES & SERVICES ELECTRO WORK |
Technical Data | NSN 5925-00-139-2643
| Characteristic | Specifications |
|---|---|
| POLE QUANTITY | 3 |
| TERMINAL TYPE AND QUANTITY | 6 COMPRESSION |
| RESET METHOD | MANUAL |
| BODY STYLE | MULTIPOLE-SINGLE ACTUATOR TYPE |
| CASE MATERIAL | PLASTIC |
| MOUNTING FACILITY TYPE AND QUANTITY | 4 UNTHREADED HOLE |
| MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE |
| BODY LENGTH | 15.500 INCHES NOMINAL |
| BODY WIDTH | 8.125 INCHES NOMINAL |
| BODY HEIGHT | 4.062 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH | 14.250 INCHES NOMINAL |
| CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH | 1.375 INCHES NOMINAL |
| DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH | 14.250 INCHES NOMINAL |
| DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH | 1.375 INCHES NOMINAL |
| BOSS HEIGHT | 0.250 INCHES NOMINAL |
| UNTHREADED MOUNTING HOLE DIAMETER | 0.391 INCHES NOMINAL |
| MANUAL ACTUATOR TYPE AND QUANTITY | 1 TOGGLE |
| ACTUATOR FUNCTION | TRIP-RESET |
| ACTUATOR POSITION DESIGNATION | AT POLE TWO |
| INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED | DUSTPROOF |
| FEATURES PROVIDED | ADJUSTABLE TRIP RELEASE |
| STORAGE TYPE | E ANY ACCEPTABLE |
| FRAGILITY FACTOR | MODERATELY RUGGED |