5925-00-479-8216, CIRCUIT BREAKER

National Stock Number:
5925-00-479-8216

Federal Supply Class:
5925

National Item Identification Number:
004798216

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:

352250017804	H0203	THALES NEDERLAND B.V.
SM3HK7-5-400-1	74193	EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
VBE419-13	H0203	THALES NEDERLAND B.V.

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE ONE
ARC QUENCHING METHOD	MAGNETIC BLOWOUT
AUXILIARY SWITCH FUNCTION AND QUANTITY	1 ALARM
BODY LENGTH	1.448 INCHES MINIMUM AND 1.510 INCHES MAXIMUM
BODY WIDTH	0.567 INCHES MINIMUM AND 0.629 INCHES MAXIMUM
BODY STYLE	SINGLE POLE TYPE
BUSHING LENGTH	0.360 INCHES MINIMUM AND 0.380 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATION
FRAGILITY FACTOR	MODERATELY RUGGED
FREQUENCY IN HERTZ	400.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	HERMETICALLY SEALED
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	7.5 AMPERES AC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	300.0 AC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY	1 THREADED BUSHING WITH PANEL SEAL
MOUNTING SURFACE TO TERMINAL END DISTANCE	1.524 INCHES MINIMUM AND 1.586 INCHES MAXIMUM
NOMINAL THREAD SIZE	0.375 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	250.0 AC SINGLE LOCATION
POLE QUANTITY	1
RESET METHOD	MANUAL
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
SWITCH VOLTAGE RATING AND TYPE IN VOLTS	125.0 AC AND 50.0 DC
SWITCH CONTACT ARRANGEMENT	SINGLE POLE, DOUBLE THROW
SWITCH CURRENT RATING AND TYPE IN AMPS	1.0 AC AND 0.5 DC
SWITCH LOCATION AND POSITION DESIGNATION	INTERNAL AT POLE ONE
SWITCH TERMINAL TYPE	TAB, SOLDER LUG
TERMINAL TYPE AND QUANTITY	2 WIRE HOOK
THREAD QUANTITY PER INCH	32
THREAD SERIES DESIGNATOR	UNEF
TRIP RELEASE CHARACTERISTIC	TIME DELAY SINGLE LOCATION
TRIP RELEASE METHOD	MAGNETIC-HYDRAULIC SINGLE LOCATION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	0.900 MINIMUM AT 200 PCT AND 4.500 MAXIMUM AT 200 PCT SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	150.0 SINGLE LOCATION
UNPACKAGED UNIT WEIGHT	3.400 OUNCES NOMINAL

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