5925-01-093-1574, CIRCUIT BREAKER

National Stock Number:
5925-01-093-1574

Federal Supply Class:
5925

National Item Identification Number:
010931574

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:

ETW6908	30086	L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC.
MIL-C-17361	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

BODY STYLE	RECTANGULAR DIMENSIONAL ENVELOPE
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
FREQUENCY IN HERTZ	60.0 ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE
OVERALL LENGTH	17.938 INCHES NOMINAL
OVERALL WIDTH	9.000 INCHES NOMINAL
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	100.0 AMPERES AC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	100000.0 AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	4 THREADED STUD(S)
NOMINAL THREAD SIZE	0.750 INCHES
NONDEFINITIVE SPEC/STD DATA	AQB-LF400 TYPE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	500.0 AC ALL LOCATIONS
OVERALL HEIGHT	8.938 INCHES NOMINAL
POLE QUANTITY	3
RESET METHOD	MANUAL
THREAD SERIES DESIGNATOR	UNF
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	600.0 ALL LOCATIONS
ULTIMATE TRIP TIME PER POLE IN SECONDS	20.000 MINIMUM AND 32.000 MAXIMUM ALL LOCATIONS

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