5925-00-454-7839, CIRCUIT BREAKER

National Stock Number:
5925-00-454-7839

Federal Supply Class:
5925

National Item Identification Number:
004547839

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:

251-45111	24976	DANFOSS INC
251-45111	64294	DANFOSS FLUID POWER INC RACINE OPN
41-06-P30-SI-0.3AMP	06402	OAKLAND INDUSTRIES LTD
5206693	53711	NAVAL SEA SYSTEMS COMMAND

Techincal Specification:

POLE QUANTITY	1
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	300.0 MILLIAMPERES AC AND
	300.0 MILLIAMPERES DC SINGLE LOCATION
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATION
TERMINAL TYPE AND QUANTITY	2 TAB, SOLDER LUG
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	250.0 AC AND
	24.0 DC SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC	TIME DELAY SINGLE LOCATION
RESET METHOD	MANUAL
BODY STYLE	SINGLE POLE TYPE
MOUNTING FACILITY TYPE AND QUANTITY	1 THREADED BUSHING
CASE MATERIAL	PLASTIC
TRIP RELEASE METHOD	THERMAL SINGLE LOCATION
FREQUENCY IN HERTZ	60.0 SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	1.8 AC AND
	1.8 DC SINGLE LOCATION
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP SINGLE LOCATION
TRIP RELEASE AMBIENT TEMP RATING	70.0 DEG FAHRENHEIT MAXIMUM SINGLE LOCATION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	10.000 MINIMUM AT 200 PCT AND
	40.000 MAXIMUM AT 200 PCT SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
BUSHING LENGTH	0.280 INCHES NOMINAL
BODY LENGTH	0.750 INCHES NOMINAL
BODY WIDTH	0.430 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	0.500 INCHES NOMINAL
MOUNTING SURFACE TO TERMINAL END DISTANCE	1.460 INCHES NOMINAL
THREAD SERIES DESIGNATOR	UNS
NOMINAL THREAD SIZE	0.375 INCHES
THREAD QUANTITY PER INCH	27
MANUAL ACTUATOR TYPE AND QUANTITY	1 PUSH BUTTON
ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE ONE
AUXILIARY SWITCH FUNCTION AND QUANTITY	1 ALARM
SWITCH LOCATION AND POSITION DESIGNATION	INTERNAL AT POLE ONE
SWITCH CONTACT ARRANGEMENT	SINGLE POLE, SINGLE THROW, NORMALLY OPEN
SWITCH CURRENT RATING AND TYPE IN AMPS	0.5 AC AND
	0.5 DC
SWITCH VOLTAGE RATING AND TYPE IN VOLTS	250.0 AC AND
	24.0 DC
SWITCH TERMINAL TYPE	PIN

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