5925-01-246-0467, CIRCUIT BREAKER

National Stock Number:
5925-01-246-0467

Federal Supply Class:
5925

National Item Identification Number:
012460467

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:

12-787783-20

52414

EMERSON ELECTRIC CO COMPUTER POWER DIV

Techincal Specification:

DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	19.844 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH	2.000 INCHES NOMINAL
ACTUATOR FUNCTION	TRIP-RESET
ADJUSTABLE TRIP SETTING CURRENT RANGE PER POLE IN AMPS	+4000.0/+16000.0 AC ALL LOCATIONS
ACTUATOR POSITION DESIGNATION	AT POLE TWO
AUXILIARY SWITCH FUNCTION AND QUANTITY	1 ALARM
BODY HEIGHT	9.937 INCHES NOMINAL
BODY LENGTH	22.125 INCHES NOMINAL
BODY WIDTH	12.062 INCHES NOMINAL
BOSS HEIGHT	0.876 INCHES NOMINAL
CASE MATERIAL	PLASTIC
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH	14.800 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	4.031 INCHES NOMINAL
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
FEATURES PROVIDED	ADJUSTABLE TRIP RELEASE
FRAGILITY FACTOR	MODERATELY RUGGED
FREQUENCY IN HERTZ	50.0 ALL LOCATIONS OR 60.0 ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	1800.0 AMPERES AC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	100000.0 AC ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	FUNGUS RESISTANT AND MOISTURE RESISTANT
POLE QUANTITY	3
PROPRIETARY CHARACTERISTICS	PACS
MOUNTING FACILITY TYPE AND QUANTITY	4 UNTHREADED HOLE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	600.0 AC ALL LOCATIONS
RESET METHOD	MANUAL
SPECIAL FEATURES	SHUNT TRIP 48VDC AND MOTOR OPERATOR 120VAC
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY	6 QUICK DISCONNECT, MALE
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT	0.080 MINIMUM AT 200 PCT ALL LOCATIONS AND 0.280 MAXIMUM AT 200 PCT ALL LOCATIONS
TRIP RELEASE AMBIENT TEMP RATING	40.0 DEG CELSIUS NOMINAL ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS ALL LOCATIONS AND TIME DELAY ALL LOCATIONS
TRIP RELEASE METHOD	THERMAL-MAGNETIC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 ALL LOCATIONS
UNTHREADED MOUNTING HOLE DIAMETER	0.406 INCHES NOMINAL

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