5925-01-297-2223 CIRCUIT BREAKER Index 5999-01-297-2227 SHIELDING GASKET,ELECTRONIC

National Stock Number:
5925-01-297-2224

Federal Supply Class:
5925

National Item Identification Number:
012972224

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:
ETN27520130086L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC.


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE TWO
ADJUSTABLE TRIP SETTING CURRENT RANGE PER POLE IN AMPS+250.0 TO 700.0 AC AND +250.0 TO 700.0 DC ALL LOCATIONS
AUXILIARY SWITCH FUNCTION AND QUANTITY1 ALARM
BODY STYLERECTANGULAR DIMENSIONAL ENVELOPE
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
FEATURES PROVIDEDADJUSTABLE TRIP RELEASE
FREQUENCY IN HERTZ60.0 ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDSHOCK RESISTANT AND VIBRATION RESISTANT
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
OVERALL HEIGHT4.125 INCHES NOMINAL
OVERALL LENGTH6.500 INCHES NOMINAL
OVERALL WIDTH4.875 INCHES NOMINAL
MATERIALPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE50.0 AMPERES AC AND 50.0 AMPERES DC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS15000.0 AC AND 15000.0 DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY6 TERMINAL
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS500.0 AC AND 250.0 DC ALL LOCATIONS
POLE QUANTITY3
PRECIOUS MATERIAL AND LOCATIONCONTACTS SILVER
PRECIOUS MATERIALSILVER
RESET METHODMANUAL
SWITCH CONTACT ARRANGEMENTSINGLE POLE, DOUBLE THROW
SWITCH LOCATION AND POSITION DESIGNATIONINTERNAL AT POLE ONE
TERMINAL TYPE AND QUANTITY6 CLIP
TRIP RELEASE AMBIENT TEMP RATING50.0 CELSIUS NOMINAL ALL LOCATIONS
TRIP RELEASE CHARACTERISTICINSTANTANEOUS ALL LOCATIONS
TRIP RELEASE METHODTHERMAL-MAGNETIC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT125.0 ALL LOCATIONS
UNPACKAGED UNIT WEIGHT5.500 POUNDS NOMINAL


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