5925-01-524-0448, CIRCUIT BREAKER

National Stock Number:
5925-01-524-0448

Federal Supply Class:
5925

National Item Identification Number:
015240448

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:

3SB2

73803

TEXAS INSTRUMENTS INC METALLURGICAL MATERIALS DIV

Techincal Specification:

BODY STYLE	SINGLE POLE TYPE
BOSS HEIGHT	0.359 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	0.593 INCHES NOMINAL
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	28.0 DC ALL LOCATIONS
OVERALL LENGTH	0.750 INCHES NOMINAL
OVERALL WIDTH	0.500 INCHES NOMINAL
MAIN CONTACT TRIPPING MECHANISM TYPE	NONTRIP FREE
MOUNTING SURFACE TO TERMINAL END DISTANCE	1.302 INCHES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCY	KLIXON 3 SB SERIES SIMULATOR CIRCUIT BREAKER
POLE QUANTITY	1
RESET METHOD	ELECTRIC
SPECIAL FEATURES	PUSH BUTTON ACUATOR; 5 LB MAXIMU M OPEN AND RESET FORCE; ENDURANCE 5000 MECHANICAL CYCLES NO LOAD
TRIP RELEASE AMBIENT TEMP RATING	25.0 DEG CELSIUS NOMINAL ALL LOCATIONS
ULTIMATE TRIP TIME PER POLE IN SECONDS	3.000 NOMINAL ALL LOCATIONS
UNPACKAGED UNIT WEIGHT	30.0 GRAMS NOMINAL

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