5925-01-259-7785, CIRCUIT BREAKER

5935-01-259-7784 SOCKET,PLUG-IN ELECTRONIC COMPON

National Stock Number:
5925-01-259-7785

Federal Supply Class:
5925

National Item Identification Number:
012597785

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:

299-4-5055-21	81541	SENSATA TECHNOLOGIES MARYLAND, INC
6010632-021	12436	BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC.
6010632-021	74193	EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV

Techincal Specification:

POLE QUANTITY	4
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	50.0 AMPERES AC FIRST LOCATION
	50.0 AMPERES AC SECOND LOCATION
	50.0 AMPERES AC THIRD LOCATION
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
TERMINAL TYPE AND QUANTITY	8 THREADED STUD
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	277.0 AC FIRST LOCATION
	277.0 AC SECOND LOCATION
	277.0 AC THIRD LOCATION
	120.0 DC FOURTH LOCATION
TRIP RELEASE CHARACTERISTIC	TIME DELAY FIRST LOCATION
	TIME DELAY SECOND LOCATION
	TIME DELAY THIRD LOCATION
	INSTANTANEOUS FOURTH LOCATION
RESET METHOD	MANUAL
BODY STYLE	MULTIPOLE-MULTIPLE ACTUATOR TYPE
MOUNTING FACILITY TYPE AND QUANTITY	8 THREADED HOLE
CASE MATERIAL	PLASTIC
TRIP RELEASE METHOD	MAGNETIC-HYDRAULIC ALL LOCATIONS
FREQUENCY IN HERTZ	400.0 FIRST LOCATION
	400.0 SECOND LOCATION
	400.0 THIRD LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	5000.0 AC FIRST LOCATION
	5000.0 AC SECOND LOCATION
	5000.0 AC THIRD LOCATION
	5000.0 DC FOURTH LOCATION
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	150.0 ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
BODY LENGTH	4.740 INCHES MINIMUM AND
	4.760 INCHES MAXIMUM
BODY WIDTH	4.144 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	3.540 INCHES MINIMUM AND
	3.560 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	1.016 INCHES MINIMUM AND
	1.036 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	2.740 INCHES MINIMUM AND
	2.760 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH	1.016 INCHES MINIMUM AND
	1.036 INCHES MAXIMUM
BOSS HEIGHT	0.210 INCHES MINIMUM AND
	0.230 INCHES MAXIMUM
MOUNTING SURFACE TO TERMINAL END DISTANCE	3.540 INCHES MINIMUM AND
	3.560 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD SIZE	0.138 INCHES
THREAD QUANTITY PER INCH	32
MANUAL ACTUATOR TYPE AND QUANTITY	4 TOGGLE
ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT EACH POLE
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	DUSTPROOF AND
	FUNGUS PROOF
ARC QUENCHING METHOD	MAGNETIC BLOWOUT
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
SPECIAL HANDLING FEATURE	MAGNETIC
FRAGILITY FACTOR	MODERATELY RUGGED

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