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National Stock Number:
5925-12-178-0764
Federal Supply Class:
5925
National Item Identification Number:
121780764
Description:
CIRCUIT BREAKER
Detail:
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.
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Manufacturer Information:
| 04260407540301 | D8885 | E-T-A ELEKTROTECHNISCHE APPARATE GMBH DBA ELEKTROTECHNISCHE APPARATE GMBH | | 447-K-H-FN-250 | D8885 | E-T-A ELEKTROTECHNISCHE APPARATE GMBH DBA ELEKTROTECHNISCHE APPARATE GMBH | | 447-K-H-FN-250A | D8885 | E-T-A ELEKTROTECHNISCHE APPARATE GMBH DBA ELEKTROTECHNISCHE APPARATE GMBH | | 447KHFN250 | D8885 | E-T-A ELEKTROTECHNISCHE APPARATE GMBH DBA ELEKTROTECHNISCHE APPARATE GMBH | | 447KHFN250TL5925-001 | D9478 | BUNDESAMT FUER AUSRUESTUNG, | | 5925-0001-250A | D9478 | BUNDESAMT FUER AUSRUESTUNG, | | TL5925-0001-250A | D9478 | BUNDESAMT FUER AUSRUESTUNG, |
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Techincal Specification:
| ACTUATOR FUNCTION | TRIP-RESET | | ACTUATOR POSITION DESIGNATION | AT POLE ONE | | BODY HEIGHT | 104,0 MILLIMETERS NOMINAL | | BODY LENGTH | 100,0 MILLIMETERS NOMINAL | | BODY STYLE | SINGLE POLE TYPE | | BODY WIDTH | 40,0 MILLIMETERS NOMINAL | | BOSS HEIGHT | 6,0 MILLIMETERS NOMINAL | | CASE MATERIAL | PLASTIC | | CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH | 140,0 MILLIMETERS NOMINAL | | CIRCUIT PROTECTION TYPE | OVERCURRENT | | FREQUENCY IN HERTZ | 50,0 | | MAIN CONTACT TRIPPING MECHANISM TYPE | TRIP FREE | | MANUAL ACTUATOR TYPE AND QUANTITY | 1 PUSH BUTTON AND 2 TOGGLE | | MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE | 250,0 AMPERES AC/DC | | MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS | 2400,0 AC/DC | | POLE QUANTITY | 1 | | MOUNTING FACILITY TYPE AND QUANTITY | 2 UNTHREADED HOLE | | OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS | 250,0 AC AND 28,0 DC | | RESET METHOD | MANUAL | | TEST DATA DOCUMENT | FEUCHTIGKEITSPRUEFUNG NACH MIL-E-5272 VERFAHREN I UND KORROSIONSPRUEFUNG NACH MIL-E-5272 VERFAHREN II STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). | | TRIP RELEASE CHARACTERISTIC | INSTANTANEOUS AND TIME DELAY | | TRIP RELEASE METHOD | THERMAL-MAGNETIC | | ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT | 125,0 | | ULTIMATE TRIP TIME PER POLE IN SECONDS | 3500,000 NOMINAL | | UNTHREADED MOUNTING HOLE DIAMETER | 8,0 MILLIMETERS NOMINAL | | DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH | 60,0 MILLIMETERS NOMINAL |
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