5925-00-643-5070, CIRCUIT BREAKER

National Stock Number:
5925-00-643-5070

Federal Supply Class:
5925

National Item Identification Number:
006435070

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:

1131-20	80020	NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2
6005-1514-4	36378	RAYTHEON TECHNICAL SERVICES COMPANY
6005-1515-4	36378	RAYTHEON TECHNICAL SERVICES COMPANY
7035027	18876	U S ARMY AVIATION AND MISSILE COMMAND
8281766P4	24446	GENERAL ELECTRIC COMPANY
F64A79	72914	GRIMES AEROSPACE COMPANY
MCM2420	24446	GENERAL ELECTRIC COMPANY
PDM-20	82647	SENSATA TECHNOLOGIES, INC.
PM20	82647	SENSATA TECHNOLOGIES, INC.
SMB535917	80063	US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE ONE
BODY STYLE	SINGLE POLE TYPE
BODY WIDTH	1.250 INCHES NOMINAL
CASE MATERIAL	PLASTIC
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	0.906 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	1.574 INCHES NOMINAL
FRAGILITY FACTOR	MODERATELY RUGGED
FREQUENCY IN HERTZ	50.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	WEATHERPROOF
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	30.0 AC AND 30.0 DC SINGLE LOCATION
OVERALL LENGTH	2.000 INCHES NOMINAL
MANUAL ACTUATOR TYPE AND QUANTITY	1 PUSH BUTTON
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	20.0 AMPERES AC AND 20.0 AMPERES DC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	800.0 AC AND 800.0 DC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY	2 THREADED HOLE
MOUNTING SURFACE TO TERMINAL END DISTANCE	1.266 INCHES NOMINAL
NOMINAL THREAD SIZE	0.164 INCHES
POLE QUANTITY	1
RESET METHOD	MANUAL
TRIP RELEASE AMBIENT TEMP RATING	25.0 CELSIUS NOMINAL SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC	TIME DELAY SINGLE LOCATION
TRIP RELEASE METHOD	THERMAL SINGLE LOCATION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	100.000 MAXIMUM AT 125 PCT AND 7.500 MAXIMUM AT 200 PCT AND 1.900 MAXIMUM AT 300 PCT SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	120.0 SINGLE LOCATION
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY	2 SCREW
THREAD SERIES DESIGNATOR	UNC
THREAD QUANTITY PER INCH	32

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