5925-01-252-3914, CIRCUIT BREAKER

National Stock Number:
5925-01-252-3914

Federal Supply Class:
5925

National Item Identification Number:
012523914

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:

2TC43-7.5	82647	SENSATA TECHNOLOGIES, INC.
2TC61-7.5	82647	SENSATA TECHNOLOGIES, INC.
L454C2001-3-009	43999	THE BOEING COMPANY
L454C2001-3-021	43999	THE BOEING COMPANY
454-0105-021	94756	THE BOEING COMPANY

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE ONE
ARC QUENCHING METHOD	AIRAIR
AUXILIARY SWITCH FUNCTION AND QUANTITY	1 ALARM
BODY LENGTH	0.880 INCHES MAXIMUM0.880 INCHES MAXIMUM
BODY STYLE	SINGLE POLE TYPESINGLE POLE TYPE
BODY WIDTH	0.719 INCHES MINIMUM AND 0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM0.781 INCHES MAXIMUM
BUSHING LENGTH	0.219 INCHES MINIMUM AND 0.219 INCHES MINIMUM AND 0.281 INCHES MAXIMUM0.281 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	0.469 INCHES MINIMUM AND 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM0.531 INCHES MAXIMUM
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATION
FRAGILITY FACTOR	MODERATELY RUGGEDMODERATELY RUGGED
FREQUENCY IN HERTZ	400.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	CORROSION RESISTANT AND DUSTPROOF AND EXPLOSION PROOF AND FUNGUS RESISTANT AND SALT SPRAY PROOF AND SAND RESISTANT AND SHOCK RESISTANT
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	1 PUSH BUTTON
MATERIAL	PLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	7.5 AMPERES AC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	1600.0 AC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY	1 THREADED BUSHING1 THREADED BUSHING
MOUNTING SURFACE TO TERMINAL END DISTANCE	1.630 INCHES MAXIMUM1.630 INCHES MAXIMUM
NOMINAL THREAD SIZE	0.438 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	230.0 AC SINGLE LOCATION
POLE QUANTITY	11
RESET METHOD	MANUAL
STORAGE TYPE	GENERAL PURPOSE WAREHOUSEGENERAL PURPOSE WAREHOUSE
SWITCH CONTACT ARRANGEMENT	SINGLE POLE, DOUBLE THROWSINGLE POLE, DOUBLE THROW
SWITCH CURRENT RATING AND TYPE IN AMPS	0.01 DC
SWITCH LOCATION AND POSITION DESIGNATION	INTERNAL AT POLE ONE
SWITCH TERMINAL TYPE	PIN
SWITCH VOLTAGE RATING AND TYPE IN VOLTS	50.0 DC
TERMINAL TYPE AND QUANTITY	2 TAB W/SCREW
THREAD SERIES DESIGNATOR	UN
THREAD QUANTITY PER INCH	3232
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	5.000 MINIMUM AT 200 PCT AND 50.000 MAXIMUM AT 200 PCT SINGLE LOCATION
TRIP RELEASE AMBIENT TEMP RATING	25.0 CELSIUS NOMINAL SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC	TIME DELAY SINGLE LOCATION
TRIP RELEASE METHOD	THERMAL SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 SINGLE LOCATION
UNPACKAGED UNIT WEIGHT	1.500 OUNCES NOMINAL

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