5925-01-026-5838, CIRCUIT BREAKER

National Stock Number:
5925-01-026-5838

Federal Supply Class:
5925

National Item Identification Number:
010265838

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:

ST86D16	04236	LOCKHEED MARTIN CORP
ST86D16-2	04236	LOCKHEED MARTIN CORP
THQB1115	60969	GENERAL ELECTRIC CO ELECTRICAL DISTRIBUTION AND CONTROL
THQB1115	93351	GENERAL ELECTRIC CO DISTRIBUTION EQUIPMENT DIV SEATTLE PLANT

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESETTRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE ONEAT POLE ONE
BODY HEIGHT	2.500 INCHES NOMINAL2.500 INCHES NOMINAL
BODY LENGTH	3.250 INCHES NOMINAL3.250 INCHES NOMINAL
BODY STYLE	SINGLE POLE TYPESINGLE POLE TYPE
BODY WIDTH	1.000 INCHES NOMINAL1.000 INCHES NOMINAL
BOSS HEIGHT	0.219 INCHES NOMINAL0.219 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATIONOVERCURRENT SINGLE LOCATION
FREQUENCY IN HERTZ	60.0 SINGLE LOCATION60.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	GENERAL PURPOSEGENERAL PURPOSE
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREETRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	240.0 AC SINGLE LOCATION240.0 AC SINGLE LOCATION
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE1 TOGGLE
MATERIAL	PLASTIC CASEPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	15.0 AMPERES AC SINGLE LOCATION15.0 AMPERES AC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	10000.0 AC SINGLE LOCATION10000.0 AC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY	2 TERMINAL2 TERMINAL
POLE QUANTITY	11
RESET METHOD	MANUALMANUAL
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	120.000 MAXIMUM AT 200 PCT SINGLE LOCATION120.000 MAXIMUM AT 200 PCT SINGLE LOCATION
TRIP RELEASE AMBIENT TEMP RATING	40.0 CELSIUS NOMINAL SINGLE LOCATION40.0 CELSIUS NOMINAL SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS AND INSTANTANEOUS AND TIME DELAY SINGLE LOCATIONTIME DELAY SINGLE LOCATION
TRIP RELEASE METHOD	THERMAL-MAGNETIC SINGLE LOCATIONTHERMAL-MAGNETIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 SINGLE LOCATION125.0 SINGLE LOCATION
STORAGE TYPE	GENERAL PURPOSE WAREHOUSEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY	1 CLIP AND 1 CLIP AND 1 TAB W/SCREW1 TAB W/SCREW

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