5925-00-396-2306, CIRCUIT BREAKER

National Stock Number:
5925-00-396-2306

Federal Supply Class:
5925

National Item Identification Number:
003962306

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.

Manufacturer Information:

1299954	11660	WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
1299954	79500	WESTINGHOUSE ELECTRIC CORP
S1299961	11660	WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
S1299968	11660	WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
MILC17361TYPEAQB	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MILC1938TYPEAQB	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
S1299975	11660	WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
S1764678	11660	WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT

Techincal Specification:

ACTUATOR FUNCTION	RESET
ARC QUENCHING METHOD	DEION
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	8.750 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH	1.625 INCHES NOMINAL
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	250.0 DC ALL LOCATIONS
OVERALL HEIGHT	4.750 INCHES NOMINAL
OVERALL LENGTH	10.000 INCHES NOMINAL
OVERALL WIDTH	5.000 INCHES NOMINAL
MATERIAL	PLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	50.0 AMPERES DC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	10000.0 DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	4 UNTHREADED HOLE
POLE QUANTITY	2
RESET METHOD	MANUAL
TERMINAL TYPE AND QUANTITY	4 THREADED STUD
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	10.000 MINIMUM AT 200 PCT AND 240.000 MAXIMUM AT 200 PCT AND 2.000 MINIMUM AT 300 PCT AND 7.500 MAXIMUM AT 300 PCT ALL LOCATIONS
TRIP RELEASE AMBIENT TEMP RATING	50.0 CELSIUS NOMINAL ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS AND TIME DELAY ALL LOCATIONS
TRIP RELEASE METHOD	MAGNETIC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	200.0 ALL LOCATIONS
UNTHREADED MOUNTING HOLE DIAMETER	0.281 INCHES NOMINAL

Click here to Register for Free 30-day Trial