5925-00-666-4684, CIRCUIT BREAKER

National Stock Number:
5925-00-666-4684

Federal Supply Class:
5925

National Item Identification Number:
006664684

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:

ETN8213	30086	L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC.
MILC1938TYPEAQB	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	20000.0 DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	4 THREADED STUD
CASE MATERIAL	PLASTIC
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
OVERALL LENGTH	22.000 INCHES NOMINAL
TRIP RELEASE METHOD	MAGNETIC ALL LOCATIONS
ACTUATOR FUNCTION	RESET
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	400.0 AMPERES DC ALL LOCATIONS
TERMINAL TYPE AND QUANTITY	4 PIN
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
TRIP RELEASE AMBIENT TEMP RATING	50.0 DEG CELSIUS NOMINAL ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	20.750 INCHES NOMINAL
OVERALL HEIGHT	7.438 INCHES NOMINAL
OVERALL WIDTH	9.000 INCHES NOMINAL
ARC QUENCHING METHOD	DEION
RESET METHOD	MANUAL
POLE QUANTITY	2
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS AND TIME DELAY ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	600.0 ALL LOCATIONS
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	250.0 DC ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH	2.750 INCHES NOMINAL
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE

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