5925-01-356-4520 CIRCUIT BREAKER Index 5330-01-356-4522 PACKING,PREFORMED

National Stock Number:
5925-01-356-4521

Federal Supply Class:
5925

National Item Identification Number:
013564521

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:
704060-72023430086L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC.


Techincal Specification:
AUXILIARY SWITCH FUNCTION AND QUANTITY12 CONTROL
CIRCUIT PROTECTION TYPEUNDERVOLTAGE ALL LOCATIONS
FREQUENCY IN HERTZ60.0 ALL LOCATIONS
INTERNAL TRIP RELEASE CONFIGURATIONSHUNT TRIP ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPENONTRIP FREE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE2000.0 AMPERES AC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS60000.0 AC ALL LOCATIONS
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS500.0 AC ALL LOCATIONS
POLE QUANTITY3
RESET METHODELECTRIC AND MANUAL
TRIP RELEASE CHARACTERISTICINSTANTANEOUS AND TIME DELAY ALL LOCATIONS
TRIP RELEASE METHODMAGNETIC ALL LOCATIONS


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