5925-01-184-6912, CIRCUIT BREAKER

4820-01-184-6911 SUBPLATE ASSEMBLY,VALVE

National Stock Number:
5925-01-184-6912

Federal Supply Class:
5925

National Item Identification Number:
011846912

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:

29-587240-1	04655	GENERAL DYNAMICS MISSION SYSTEMS, INC.
43-400-L-402.049	06402	OAKLAND INDUSTRIES LTD

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE ONE
AUXILIARY SWITCH FUNCTION AND QUANTITY	1 ALARM
BODY STYLE	SINGLE POLE TYPE
BOSS HEIGHT	0.406 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	0.780 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	1.950 INCHES MINIMUM AND 1.970 INCHES MAXIMUM
FRAGILITY FACTOR	MODERATELY RUGGED
FREQUENCY IN HERTZ	60.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	WATERPROOF AND DUSTPROOF
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	1 PUSH BUTTON
OVERALL LENGTH	1.750 INCHES MAXIMUM
OVERALL WIDTH	0.563 INCHES MAXIMUM
MATERIAL	PLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	5.0 AMPERES AC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	1500.0 AC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY	1 THREADED BUSHING
MOUNTING SURFACE TO TERMINAL END DISTANCE	2.250 INCHES MAXIMUM
NOMINAL THREAD SIZE	0.375 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	250.0 AC SINGLE LOCATION
POLE QUANTITY	1
RESET METHOD	MANUAL
SPECIAL HANDLING FEATURE	MAGNETIC
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
SWITCH TERMINAL TYPE	TAB, SOLDER LUG
SWITCH VOLTAGE RATING AND TYPE IN VOLTS	250.0 AC
SWITCH CONTACT ARRANGEMENT	SINGLE POLE, DOUBLE THROW
SWITCH CURRENT RATING AND TYPE IN AMPS	1.0 AC
SWITCH LOCATION AND POSITION DESIGNATION	INTERNAL AT POLE ONE
TERMINAL TYPE AND QUANTITY	2 TAB, SOLDER LUG
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	10.000 MINIMUM AT 200 PCT AND 40.000 MAXIMUM AT 200 PCT SINGLE LOCATION
TRIP RELEASE AMBIENT TEMP RATING	70.0 CELSIUS NOMINAL SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC	TIME DELAY SINGLE LOCATION
TRIP RELEASE METHOD	THERMAL-MAGNETIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	140.0 SINGLE LOCATION
UNPACKAGED UNIT WEIGHT	0.062 OUNCES NOMINAL

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