5925-01-037-6621, CIRCUIT BREAKER

5935-01-037-6620 SOCKET,PLUG-IN ELECTRONIC COMPON

National Stock Number:
5925-01-037-6621

Federal Supply Class:
5925

National Item Identification Number:
010376621

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:

165021-8	37695	RAYTHEON COMPANY
74-104-4-2-28VDC-56	74193	EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESETTRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE ONEAT POLE ONE
ARC QUENCHING METHOD	MAGNETIC BLOWOUTMAGNETIC BLOWOUT
BODY LENGTH	2.500 INCHES MAXIMUM2.500 INCHES MAXIMUM
BODY STYLE	SINGLE POLE TYPESINGLE POLE TYPE
BODY WIDTH	0.750 INCHES MAXIMUM0.750 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	1.188 INCHES NOMINAL1.188 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATIONOVERCURRENT SINGLE LOCATION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	1.812 INCHES NOMINAL1.812 INCHES NOMINAL
FRAGILITY FACTOR	MODERATELY RUGGEDMODERATELY RUGGED
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	DUSTPROOF AND DUSTPROOF AND EXPLOSION RESISTANT AND EXPLOSION RESISTANT AND FUNGUS PROOF AND FUNGUS PROOF AND MOISTURE RESISTANTMOISTURE 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	28.0 DC SINGLE LOCATION28.0 DC SINGLE LOCATION
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE1 TOGGLE
MATERIAL	PLASTIC CASEPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	2.0 AMPERES DC SINGLE LOCATION2.0 AMPERES DC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	3000.0 DC SINGLE LOCATION3000.0 DC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY	2 THREADED HOLE(S)2 THREADED HOLE(S)
MOUNTING SURFACE TO TERMINAL END DISTANCE	2.000 INCHES MAXIMUM2.000 INCHES MAXIMUM
NOMINAL THREAD SIZE	0.138 INCHES0.138 INCHES
POLE QUANTITY	11
RESET METHOD	MANUALMANUAL
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	0.130 MINIMUM AT 200 PCT AND 0.130 MINIMUM AT 200 PCT AND 0.450 MAXIMUM AT 200 PCT SINGLE LOCATION0.450 MAXIMUM AT 200 PCT SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC	TIME DELAY SINGLE LOCATIONTIME DELAY SINGLE LOCATION
TRIP RELEASE METHOD	MAGNETIC-HYDRAULIC SINGLE LOCATIONMAGNETIC-HYDRAULIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	150.0 SINGLE LOCATION150.0 SINGLE LOCATION
UNPACKAGED UNIT WEIGHT	4.250 OUNCES NOMINAL4.250 OUNCES NOMINAL
STORAGE TYPE	GENERAL PURPOSE WAREHOUSEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY	2 SCREW2 SCREW
THREAD QUANTITY PER INCH	3232
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)UNIFIED NATIONAL COARSE (UNC)

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