5925-00-500-7889, CIRCUIT BREAKER

5935-00-500-7890 CONNECTOR,RECEPTACLE,ELECTRICAL

National Stock Number:
5925-00-500-7889

Federal Supply Class:
5925

National Item Identification Number:
005007889

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:

60HZ 3P0LE 500VAC	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
ACB1600 1600AMP TRIP	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
AL2N	24446	GENERAL ELECTRIC COMPANY
MILC17587	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

ACTUATOR FUNCTION	TRIP W/SEPARATE RESET
ADJUSTABLE TRIP SETTING CURRENT RANGE PER POLE IN AMPS	+800.0 TO 1600.0 DC ALL LOCATIONS
AUXILIARY SWITCH FUNCTION AND QUANTITY	1 CONTROL
BODY STYLE	RECTANGULAR DIMENSIONAL ENVELOPE
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
FEATURES PROVIDED	ADJUSTABLE TRIP RELEASE
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	1 PUSH-PULL AND 1 ROTARY
OVERALL LENGTH	25.000 INCHES NOMINAL
OVERALL WIDTH	24.000 INCHES NOMINAL
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	800.0 AMPERES DC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	60000.0 DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	8 THREADED HOLE(S)
NOMINAL THREAD SIZE	0.375 INCHES
NONDEFINITIVE SPEC/STD DATA	ACB TYPE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	250.0 DC ALL LOCATIONS
OVERALL HEIGHT	24.125 INCHES NOMINAL
POLE QUANTITY	2
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS	AS DIFFERENTIATED BY POLE QUANTITY,MAXIMUM CONTINUOUS LOADCURRENT RATING PER POLE,TRIPPING TIME IN SECONDS
RESET METHOD	MANUAL
TERMINAL TYPE AND QUANTITY	4 BUS BAR
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS AND TIME DELAY ALL LOCATIONS
TRIP RELEASE METHOD	MAGNETIC ALL LOCATIONS

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