5925-01-039-3603, CIRCUIT BREAKER

National Stock Number:
5925-01-039-3603

Federal Supply Class:
5925

National Item Identification Number:
010393603

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:

3MC8-3-0.250	82647	SENSATA TECHNOLOGIES, INC.
GC885DJ1	26512	NORTHROP GRUMMAN SYSTEMS CORPORATION

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESETTRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE ONEAT POLE ONE
ARC QUENCHING METHOD	MAGNETIC BLOWOUTMAGNETIC BLOWOUT
BODY LENGTH	1.781 INCHES NOMINAL1.781 INCHES NOMINAL
BODY STYLE	SINGLE POLE TYPESINGLE POLE TYPE
BODY WIDTH	0.656 INCHES NOMINAL0.656 INCHES NOMINAL
BUSHING LENGTH	0.250 INCHES NOMINAL0.250 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	1.341 INCHES NOMINAL1.341 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATIONOVERCURRENT SINGLE LOCATION
FRAGILITY FACTOR	MODERATELY RUGGEDMODERATELY RUGGED
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	FUNGUS RESISTANTFUNGUS RESISTANT
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP SINGLE LOCATIONSERIES TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREETRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	32.0 DC SINGLE LOCATION32.0 DC SINGLE LOCATION
MANUAL ACTUATOR TYPE AND QUANTITY	1 PUSH-PULL1 PUSH-PULL
MATERIAL	PLASTIC CASEPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	250.0 MILLIAMPERES DC SINGLE LOCATION250.0 MILLIAMPERES DC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	2500.0 DC SINGLE LOCATION2500.0 DC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY	1 THREADED BUSHING1 THREADED BUSHING
MOUNTING SURFACE TO TERMINAL END DISTANCE	1.669 INCHES NOMINAL1.669 INCHES NOMINAL
NOMINAL THREAD SIZE	0.469 INCHES0.469 INCHES
POLE QUANTITY	11
RESET METHOD	MANUALMANUAL
THREAD QUANTITY PER INCH	3232
THREAD SERIES DESIGNATOR	UNSUNS
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS SINGLE LOCATIONINSTANTANEOUS SINGLE LOCATION
TRIP RELEASE METHOD	MAGNETIC SINGLE LOCATIONMAGNETIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	135.0 SINGLE LOCATION135.0 SINGLE LOCATION
UNPACKAGED UNIT WEIGHT	2.000 OUNCES NOMINAL2.000 OUNCES NOMINAL
STORAGE TYPE	GENERAL PURPOSE WAREHOUSEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY	2 TAB W/SCREW2 TAB W/SCREW

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