5925-01-283-6898, CIRCUIT BREAKER

5999-01-283-6899 SHIELDING GASKET,ELECTRONIC

National Stock Number:
5925-01-283-6898

Federal Supply Class:
5925

National Item Identification Number:
012836898

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:

XJL433125	21810	CHALLENGER ELECTRICAL EQUIPMENT CORP
XJL434125	32856	AMERICAN CIRCUIT BREAKER CORP
XJL631125	21810	CHALLENGER ELECTRICAL EQUIPMENT CORP

Techincal Specification:

POLE QUANTITY	3
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	125.0 AMPERES AC ALL LOCATIONS
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
TERMINAL TYPE AND QUANTITY	6 COMPRESSION
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	480.0 AC ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS ALL LOCATIONS
RESET METHOD	MANUAL
BODY STYLE	RECTANGULAR DIMENSIONAL ENVELOPE
MOUNTING FACILITY TYPE AND QUANTITY	4 UNTHREADED HOLE
CASE MATERIAL	PLASTIC
TRIP RELEASE METHOD	THERMAL-MAGNETIC ALL LOCATIONS
FREQUENCY IN HERTZ	60.0 ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	150000.0 AC ALL LOCATIONS
TRIP RELEASE AMBIENT TEMP RATING	40.0 DEG CELSIUS NOMINAL ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	150.0 ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
OVERALL LENGTH	17.125 INCHES NOMINAL
OVERALL HEIGHT	3.875 INCHES NOMINAL
OVERALL WIDTH	8.250 INCHES NOMINAL
UNTHREADED MOUNTING HOLE DIAMETER	0.250 INCHES NOMINAL
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE
ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE TWO
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	FUNGUS RESISTANT
FEATURES PROVIDED	ADJUSTABLE TRIP RELEASE
ADJUSTABLE TRIP SETTING CURRENT RANGE PER POLE IN AMPS	625.0 TO 1250.0 AC ALL LOCATIONS
ARC QUENCHING METHOD	MAGNETIC BLOWOUT
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
FRAGILITY FACTOR	MODERATELY RUGGED
SPECIAL FEATURES	INCLUDES FUSES AND FUSE HOLDER

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