5925-01-224-3544, CIRCUIT BREAKER

National Stock Number:
5925-01-224-3544

Federal Supply Class:
5925

National Item Identification Number:
012243544

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:

34B21	08102	WESTFALL EQUIPMENT CO
69635	15434	CUMMINS INC.
79Z1508D1	27315	MORRIS MATERIAL HANDLING, INC.

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE ONE
BODY LENGTH	1.266 INCHES NOMINAL
BODY STYLE	SINGLE POLE TYPE
BODY WIDTH	3.000 INCHES NOMINAL
BUSHING LENGTH	0.422 INCHES NOMINAL
CASE MATERIAL	PLASTIC
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	1.574 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATION
FRAGILITY FACTOR	MODERATELY RUGGED
FREQUENCY IN HERTZ	60.0 SINGLE LOCATION
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	1 PUSH BUTTON
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	60.0 AMPERES AC SINGLE LOCATION AND 60.0 AMPERES DC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	900.0 AC SINGLE LOCATION AND 900.0 DC SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	WEATHERPROOF
POLE QUANTITY	1
PROPRIETARY CHARACTERISTICS	PACS
MOUNTING FACILITY TYPE AND QUANTITY	2 UNTHREADED HOLE
MOUNTING SURFACE TO TERMINAL END DISTANCE	0.687 INCHES NOMINAL
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	110.0 AC SINGLE LOCATION AND 30.0 DC SINGLE LOCATION
RESET METHOD	MANUAL
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY	2 SCREW
TRIP RELEASE AMBIENT TEMP RATING	77.0 DEG FAHRENHEIT NOMINAL SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC	TIME DELAY SINGLE LOCATION
TRIP RELEASE METHOD	THERMAL SINGLE LOCATION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	6.000 MINIMUM AT 200 PCT SINGLE LOCATION AND 50.000 MAXIMUM AT 200 PCT SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	130.0 SINGLE LOCATION
UNPACKAGED UNIT WEIGHT	0.312 POUNDS
UNTHREADED MOUNTING HOLE DIAMETER	0.250 INCHES NOMINAL

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