5925-00-167-5475, CIRCUIT BREAKER

5905-00-167-5474 RESISTOR,VARIABLE,WIRE WOUND,NON

5905-00-167-5477 RESISTOR,VARIABLE,WIRE WOUND,NON

National Stock Number:
5925-00-167-5475

Federal Supply Class:
5925

National Item Identification Number:
001675475

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:

578R330H05	97942	NORTHROP GRUMMAN SYSTEMS CORPORATION
AP111R944-5	81541	SENSATA TECHNOLOGIES MARYLAND, INC

Techincal Specification:

POLE QUANTITY	3
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	240.0 MILLIAMPERES AC AND
	240.0 MILLIAMPERES DC ALL LOCATIONS
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
TERMINAL TYPE AND QUANTITY	6 WIRE HOOK
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	240.0 AC AND
	240.0 DC ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC	TIME DELAY ALL LOCATIONS
RESET METHOD	MANUAL
BODY STYLE	MULTIPOLE-SINGLE ACTUATOR TYPE
TRIP RELEASE METHOD	MAGNETIC ALL LOCATIONS
FREQUENCY IN HERTZ	400.0 ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	240.0 AC AND
	240.0 DC ALL LOCATIONS
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP ALL LOCATIONS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	0.055 MINIMUM AT 200 PCT AND
	0.950 MAXIMUM AT 200 PCT AND
	0.001 MINIMUM AT 400 PCT AND
	0.240 MAXIMUM AT 400 PCT ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 ALL LOCATIONS
ULTIMATE TRIP TIME PER POLE IN SECONDS	0.200 MINIMUM AND
	7.000 MAXIMUM ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
BUSHING LENGTH	0.330 INCHES NOMINAL
BODY LENGTH	1.932 INCHES MAXIMUM
BODY WIDTH	1.562 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	0.906 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	0.625 INCHES NOMINAL
MOUNTING SURFACE TO TERMINAL END DISTANCE	1.828 INCHES MAXIMUM
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 EACH POLE
AUXILIARY SWITCH FUNCTION AND QUANTITY	1 CONTROL
SWITCH LOCATION AND POSITION DESIGNATION	EXTERNAL AT POLE THREE
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	PIN
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	WEATHERPROOF
SPECIAL FEATURES	THREADED BUSHING MOUNTED
THE MANUFACTURERS DATA
MANUFACTURERS CODE	97942
DESIGN CONTROL REFERENCE	578R330H05

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