5925-01-242-9943, CIRCUIT BREAKER

National Stock Number:
5925-01-242-9943

Federal Supply Class:
5925

National Item Identification Number:
012429943

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:

205-111-1-65-5A-203

81541

SENSATA TECHNOLOGIES MARYLAND, INC

Techincal Specification:

POLE QUANTITY	3
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	20.0 AMPERES AC ALL LOCATIONS
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
TERMINAL TYPE AND QUANTITY	6 THREADED STUD
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	480.0 AC ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC	TIME DELAY ALL LOCATIONS
RESET METHOD	MANUAL
BODY STYLE	MULTIPOLE-MULTIPLE ACTUATOR TYPE
MOUNTING FACILITY TYPE AND QUANTITY	6 UNTHREADED HOLE
TRIP RELEASE METHOD	MAGNETIC ALL LOCATIONS
FREQUENCY IN HERTZ	50.0 OR
	60.0 ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	5000.0 AC ALL LOCATIONS
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP ALL LOCATIONS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	8.000 MINIMUM AT 125 PCT AND
	80.000 MAXIMUM AT 125 PCT ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
BODY WIDTH	2.265 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	1.925 INCHES MINIMUM AND
	1.955 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	2.487 INCHES MINIMUM AND
	2.517 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	2.055 INCHES MINIMUM AND
	2.065 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH	0.745 INCHES MINIMUM AND
	0.755 INCHES MAXIMUM
BOSS HEIGHT	0.135 INCHES MINIMUM AND
	0.165 INCHES MAXIMUM
MOUNTING SURFACE TO TERMINAL END DISTANCE	2.506 INCHES MAXIMUM
UNTHREADED MOUNTING HOLE DIAMETER	0.151 INCHES MINIMUM AND
	0.161 INCHES MAXIMUM
MANUAL ACTUATOR TYPE AND QUANTITY	3 TOGGLE
ACTUATOR FUNCTION	TRIP-RESET
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	DUSTPROOF

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