5925-01-199-9341, CIRCUIT BREAKER

National Stock Number:
5925-01-199-9341

Federal Supply Class:
5925

National Item Identification Number:
011999341

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:

ETN5946

30086

L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC.

Techincal Specification:

ACTUATOR FUNCTION	TRIP-RESET
ACTUATOR POSITION DESIGNATION	AT POLE ONE
ADJUSTABLE TRIP SETTING CURRENT RANGE PER POLE IN AMPS	+1950.0 TO 3900.0 AC ALL LOCATIONS
ARC QUENCHING METHOD	MAGNETIC BLOWOUT
BODY STYLE	RECTANGULAR DIMENSIONAL ENVELOPE
CASE MATERIAL	PLASTIC
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
FEATURES PROVIDED	ADJUSTABLE TRIP RELEASE
FRAGILITY FACTOR	MODERATELY RUGGED
FREQUENCY IN HERTZ	60.0 OR 400.0 ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED	DUSTPROOF
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	500.0 AC AND 250.0 DC ALL LOCATIONS
OVERALL HEIGHT	6.000 INCHES NOMINAL
OVERALL LENGTH	11.000 INCHES NOMINAL
OVERALL WIDTH	9.000 INCHES NOMINAL
MAIN CONTACT TRIPPING MECHANISM TYPE	TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY	1 TOGGLE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	160.0 AMPERES AC AND 160.0 AMPERES DC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS	20000.0 AC AND 15000.0 DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	4 UNTHREADED HOLE
RESET METHOD	MANUAL
POLE QUANTITY	3
SPECIAL FEATURES	SPECIAL GENERATOR APPLICATION
TRIP RELEASE AMBIENT TEMP RATING	40.0 DEG CELSIUS NOMINAL ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC	INSTANTANEOUS ALL LOCATIONS
TRIP RELEASE METHOD	THERMAL-MAGNETIC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	150.0 ALL LOCATIONS
UNTHREADED MOUNTING HOLE DIAMETER	0.250 INCHES NOMINAL
STORAGE TYPE	GENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY	6 THREADED STUD

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