5925-00-109-1756, CIRCUIT BREAKER

National Stock Number:
5925-00-109-1756

Federal Supply Class:
5925

National Item Identification Number:
001091756

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:

43A8305-70	80020	NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2
43A8305-70	80049	DEPARTMENT OF THE AIR FORCE
612357-7	98897	LOCKHEED MARTIN CORP
MCM2470	24446	GENERAL ELECTRIC COMPANY
MCM2470	81893	GENERAL ELECTRIC CO LYNN RIVER WORKS
PLM70	82647	SENSATA TECHNOLOGIES, INC.

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESET
CASE MATERIAL	PLASTIC
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	2 PUSH BUTTON
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	30.0 AC AND 30.0 DC SINGLE LOCATION
OVERALL HEIGHT	1.828 INCHES NOMINAL
OVERALL LENGTH	3.156 INCHES NOMINAL
OVERALL WIDTH	1.875 INCHES NOMINAL
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	70.0 AMPERES AC AND 70.0 AMPERES DC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	1400.0 AC AND 1400.0 DC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY	2 UNTHREADED HOLE
POLE QUANTITY	1
RESET METHOD	MANUAL
TERMINAL TYPE AND QUANTITY	2 SCREW
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	3600.000 NOMINAL AT 125 PCT SINGLE LOCATION
TRIP RELEASE AMBIENT TEMP RATING	25.0 CELSIUS NOMINAL SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC	TIME DELAY SINGLE LOCATION
TRIP RELEASE METHOD	THERMAL SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 SINGLE LOCATION
UNTHREADED MOUNTING HOLE DIAMETER	0.250 INCHES NOMINAL

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