5925-01-303-3339, CIRCUIT BREAKER

5935-01-303-3338 CONNECTOR,PLUG,ELECTRICAL

National Stock Number:
5925-01-303-3339

Federal Supply Class:
5925

National Item Identification Number:
013033339

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:

3WE4351-3DU08	0ACF4	SIEMENS ENERGY & AUTOMATION INC. DIV SIEMENS IND SERVICES SIEMENS SALES DIVISION
3WE4351-3DU08	0E3Z7	SIEMANS ENERGY AND AUTOMATION INC

Techincal Specification:

ACTUATOR FUNCTION	TRIP W/SEPARATE RESET
ADJUSTABLE TRIP SETTING CURRENT RANGE PER POLE IN AMPS	+4000.0 TO 8000.0 AC ALL LOCATIONS
ARC QUENCHING METHOD	AIR
AUXILIARY SWITCH FUNCTION AND QUANTITY	2 CONTROL
BODY STYLE	RECTANGULAR DIMENSIONAL ENVELOPE
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
FEATURES PROVIDED	ADJUSTABLE TRIP RELEASE
FRAGILITY FACTOR	MODERATELY RUGGED
FREQUENCY IN HERTZ	60.0 ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	GENERAL PURPOSE
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	2 PUSH BUTTON
OVERALL HEIGHT	339.0 MILLIMETERS NOMINAL
OVERALL LENGTH	529.0 MILLIMETERS NOMINAL
OVERALL WIDTH	409.0 MILLIMETERS NOMINAL
MATERIAL	PLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	1250.0 AMPERES AC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	50000.0 AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	4 UNTHREADED HOLE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	240.0 AC ALL LOCATIONS
POLE QUANTITY	3
RESET METHOD	MANUAL
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
SWITCH CONTACT ARRANGEMENT	SINGLE POLE, DOUBLE THROW
TERMINAL TYPE AND QUANTITY	6 TAB, SOLDER LUG
TRIP RELEASE AMBIENT TEMP RATING	35.0 CELSIUS NOMINAL ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS ALL LOCATIONS
TRIP RELEASE METHOD	THERMAL ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 ALL LOCATIONS
UNPACKAGED UNIT WEIGHT	69.2 KILOGRAMS NOMINAL
UNTHREADED MOUNTING HOLE DIAMETER	12.5 MILLIMETERS NOMINAL

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