5925-01-205-1543, CIRCUIT BREAKER

National Stock Number:
5925-01-205-1543

Federal Supply Class:
5925

National Item Identification Number:
012051543

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:

011002	3BH04	MILLER ELECTRIC MFG. LLC
011002	40608	MILLER ELECTRIC MFG CO
011002	60408	LITWILLER MACHINE AND MFG
020-236	40608	MILLER ELECTRIC MFG CO
2-4800-IG8-P10-5A	06402	OAKLAND INDUSTRIES LTD
44-800-P10-5	06402	OAKLAND INDUSTRIES LTD

Techincal Specification:

ACTUATOR FUNCTION	RESET
ACTUATOR POSITION DESIGNATION	AT POLE ONE
BODY LENGTH	1.140 INCHES NOMINAL
BODY WIDTH	0.570 INCHES NOMINAL
BODY STYLE	SINGLE POLE TYPE
BUSHING LENGTH	0.390 INCHES NOMINAL
CASE MATERIAL	PLASTIC
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	0.780 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT SINGLE LOCATION
FRAGILITY FACTOR	MODERATELY RUGGED
FREQUENCY IN HERTZ	60.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	SHOCKPROOF AND VIBRATIONPROOF
INTERNAL TRIP RELEASE CONFIGURATION	RELAY TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	250.0 AC AND 28.0 DC SINGLE LOCATION
MANUAL ACTUATOR TYPE AND QUANTITY	1 PUSH BUTTON
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	400.0 AC AND 400.0 DC SINGLE LOCATION
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	5.0 AMPERES AC AND 5.0 AMPERES DC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY	1 THREADED BUSHING
MOUNTING SURFACE TO TERMINAL END DISTANCE	2.260 INCHES NOMINAL
NOMINAL THREAD SIZE	0.375 INCHES
POLE QUANTITY	1
RESET METHOD	MANUAL
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY	4 QUICK DISCONNECT, MALE
THREAD QUANTITY PER INCH	27
THREAD SERIES DESIGNATOR	UNS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	10.000 MINIMUM AT 200 PCT AND 40.000 MAXIMUM AT 200 PCT SINGLE LOCATION
TRIP RELEASE AMBIENT TEMP RATING	25.0 CELSIUS NOMINAL SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC	TIME DELAY SINGLE LOCATION
TRIP RELEASE METHOD	THERMAL SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 SINGLE LOCATION
UNPACKAGED UNIT WEIGHT	0.062 POUNDS NOMINAL

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