5925-00-097-7490, CIRCUIT BREAKER

National Stock Number:
5925-00-097-7490

Federal Supply Class:
5925

National Item Identification Number:
000977490

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:

6752-302-20	82647	SENSATA TECHNOLOGIES, INC.
711525-36	05869	RAYTHEON COMPANY

Techincal Specification:

POLE QUANTITY	3
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	20.0 AMPERES AC AND
	20.0 AMPERES DC ALL LOCATIONS
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
TERMINAL TYPE AND QUANTITY	6 TAB W/SCREW
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	205.0 AC AND
	50.0 DC ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC	TIME DELAY ALL LOCATIONS
RESET METHOD	MANUAL
BODY STYLE	MULTIPOLE-SINGLE ACTUATOR TYPE
MOUNTING FACILITY TYPE AND QUANTITY	6 THREADED HOLE
CASE MATERIAL	PLASTIC
TRIP RELEASE METHOD	THERMAL-MAGNETIC ALL LOCATIONS
FREQUENCY IN HERTZ	400.0 ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	4200.0 AC AND
	4200.0 DC ALL LOCATIONS
TRIP RELEASE AMBIENT TEMP RATING	25.0 DEG CELSIUS NOMINAL ALL LOCATIONS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	20.000 MINIMUM AT 200 PCT AND
	50.000 MAXIMUM AT 200 PCT ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	145.0 ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
BUSHING LENGTH	0.235 INCHES MINIMUM AND
	0.250 INCHES MAXIMUM
BODY LENGTH	2.250 INCHES MAXIMUM
BODY WIDTH	2.189 INCHES MAXIMUM
BODY HEIGHT	2.460 INCHES MINIMUM AND
	2.480 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	1.180 INCHES MINIMUM AND
	1.200 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	0.740 INCHES MINIMUM AND
	0.760 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	1.800 INCHES MINIMUM AND
	1.820 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH	0.740 INCHES MINIMUM AND
	0.760 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNC
NOMINAL THREAD SIZE	0.138 INCHES
THREAD QUANTITY PER INCH	32
MANUAL ACTUATOR TYPE AND QUANTITY	1 PUSH-PULL
ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE TWO
AUXILIARY SWITCH FUNCTION AND QUANTITY	1 ALARM
SWITCH LOCATION AND POSITION DESIGNATION	INTERNAL AT POLE THREE
SWITCH CONTACT ARRANGEMENT	SINGLE POLE, DOUBLE THROW
SWITCH CURRENT RATING AND TYPE IN AMPS	7.0 DC
SWITCH VOLTAGE RATING AND TYPE IN VOLTS	28.0 DC
SWITCH TERMINAL TYPE	WIRE LEAD
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	FUNGUS RESISTANT AND
	MOISTURE RESISTANT
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
SPECIAL HANDLING FEATURE	MAGNETIC
FRAGILITY FACTOR	MODERATELY RUGGED

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