5925-00-042-7805, CIRCUIT BREAKER

5961-00-042-7804 SEMICONDUCTOR DEVICE,DIODE

National Stock Number:
5925-00-042-7805

Federal Supply Class:
5925

National Item Identification Number:
000427805

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:

2282221-24	10001	NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
L505001064	36090	LOCKHEED MARTIN LIBRASCOPE CORP

Techincal Specification:

POLE QUANTITY	1
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	7.5 AMPERES AC SINGLE LOCATION
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATION
TERMINAL TYPE AND QUANTITY	2 WIRE HOOK
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	240.0 AC SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS SINGLE LOCATION
RESET METHOD	MANUAL
BODY STYLE	SINGLE POLE TYPE
MOUNTING FACILITY TYPE AND QUANTITY	1 THREADED BUSHING W/PANEL SEAL
TRIP RELEASE METHOD	MAGNETIC SINGLE LOCATION
FREQUENCY IN HERTZ	60.0 SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	300.0 AC SINGLE LOCATION
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	150.0 SINGLE LOCATION
ULTIMATE TRIP TIME PER POLE IN SECONDS	0.005 NOMINAL SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
BUSHING LENGTH	0.380 INCHES NOMINAL
BODY LENGTH	1.622 INCHES NOMINAL
BODY WIDTH	0.625 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	0.906 INCHES NOMINAL
MOUNTING SURFACE TO TERMINAL END DISTANCE	1.656 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNEF
NOMINAL THREAD SIZE	0.375 INCHES
THREAD QUANTITY PER INCH	32
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE
ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE ONE
AUXILIARY SWITCH FUNCTION AND QUANTITY	1 CONTROL
SWITCH LOCATION AND POSITION DESIGNATION	INTERNAL AT POLE ONE
SWITCH CONTACT ARRANGEMENT	SINGLE POLE, DOUBLE THROW
SWITCH CURRENT RATING AND TYPE IN AMPS	0.5 AC AND
	0.5 DC
SWITCH VOLTAGE RATING AND TYPE IN VOLTS	120.0 AC AND
	50.0 DC
SWITCH TERMINAL TYPE	WIRE HOOK
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	HERMETICALLY SEALED
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
SPECIAL HANDLING FEATURE	MAGNETIC
FRAGILITY FACTOR	MODERATELY RUGGED

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