5925-00-089-2927 CIRCUIT BREAKER Index 5925-00-089-2929 CIRCUIT BREAKER

National Stock Number:
5925-00-089-2928

Federal Supply Class:
5925

National Item Identification Number:
000892928

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:
70406130086L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC.
704061X70570530086L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC.
KN540R30086L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC.
MILC1758781349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
ADJUSTABLE TRIP SETTING CURRENT RANGE PER POLE IN AMPS+960.0 TO 1600.0 AC ALL LOCATIONS
AUXILIARY SWITCH FUNCTION AND QUANTITY1 ALARM
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
FEATURES PROVIDEDADJUSTABLE TRIP RELEASE
FREQUENCY IN HERTZ60.0 ALL LOCATIONS
MANUAL ACTUATOR TYPE AND QUANTITY1 PUSH BUTTON
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS500.0 AC ALL LOCATIONS
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE640.0 AMPERES AC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS40000.0 AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY6 UNTHREADED HOLE
NONDEFINITIVE SPEC/STD DATAACB640R TYPE
POLE QUANTITY3
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY TIME BAND 3
RESET METHODAUTOMATIC
TERMINAL TYPE AND QUANTITY6 BUS BAR
TRIP RELEASE CHARACTERISTICINSTANTANEOUS AND TIME DELAY ALL LOCATIONS
TRIP RELEASE METHODMAGNETIC ALL LOCATIONS
UNTHREADED MOUNTING HOLE DIAMETER0.438 INCHES NOMINAL


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