5925-00-066-6890, CIRCUIT BREAKER

National Stock Number:
5925-00-066-6890

Federal Supply Class:
5925

National Item Identification Number:
000666890

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:

ATB22030	24446	GENERAL ELECTRIC COMPANY
ATB22030	60969	GENERAL ELECTRIC CO ELECTRICAL DISTRIBUTION AND CONTROL

Techincal Specification:

POLE QUANTITY	2
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	30.0 AMPERES AC AND
	30.0 AMPERES DC ALL LOCATIONS
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
TERMINAL TYPE AND QUANTITY	4 SCREW
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	250.0 AC AND
	250.0 DC ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS AND
	TIME DELAY ALL LOCATIONS
RESET METHOD	MANUAL
MOUNTING FACILITY TYPE AND QUANTITY	4 UNTHREADED HOLE
CASE MATERIAL	PLASTIC
TRIP RELEASE METHOD	THERMAL-MAGNETIC ALL LOCATIONS
FREQUENCY IN HERTZ	60.0 ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	5000.0 AC AND
	5000.0 DC ALL LOCATIONS
TRIP RELEASE AMBIENT TEMP RATING	25.0 DEG CELSIUS NOMINAL ALL LOCATIONS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	75.000 MINIMUM AT 150 PCT AND
	360.000 MAXIMUM AT 150 PCT AND
	20.000 MINIMUM AT 200 PCT AND
	63.000 MAXIMUM AT 200 PCT AND
	8.000 MINIMUM AT 300 PCT AND
	15.000 MAXIMUM AT 300 PCT AND
	4.000 MINIMUM AT 400 PCT AND
	8.000 MAXIMUM AT 400 PCT AND
	2.500 MINIMUM AT 500 PCT AND
	4.500 MAXIMUM AT 500 PCT AND
	0.030 MINIMUM AT 1100 PCT AND
	1.000 MAXIMUM AT 1100 PCT AND
	0.010 MINIMUM AT 2000 PCT AND
	0.020 MAXIMUM AT 2000 PCT ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	117.0 ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
OVERALL LENGTH	9.380 INCHES NOMINAL
OVERALL HEIGHT	2.750 INCHES NOMINAL
OVERALL WIDTH	4.690 INCHES NOMINAL
NOMINAL THREAD SIZE	0.281 INCHES
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE
ACTUATOR FUNCTION	TRIP W/SEPARATE RESET
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	DUSTPROOF
ARC QUENCHING METHOD	DEION
SPECIAL FEATURES	MTG HOLES 0N 7.250 IN. BY 1.375 IN. MTG CENTERS

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