5925-01-344-8931 CIRCUIT BREAKER Index 5330-01-344-8933 SEAL,PLAIN

National Stock Number:
5925-01-344-8932

Federal Supply Class:
5925

National Item Identification Number:
013448932

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:
ETN8358 W/ETN9971430086L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC.
ETN8358-MOD30086L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC.


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE TWO
ADJUSTABLE TRIP SETTING CURRENT RANGE PER POLE IN AMPS+3200.0 TO 5600.0 AC ALL LOCATIONS
ARC QUENCHING METHODMAGNETIC BLOWOUT
BODY STYLERECTANGULAR DIMENSIONAL ENVELOPE
CASE MATERIALPLASTIC
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
FEATURES PROVIDEDADJUSTABLE TRIP RELEASE
FRAGILITY FACTORMODERATELY RUGGED
FREQUENCY IN HERTZ400.0 ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDDUSTPROOF
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS500.0 AC AND 250.0 DC ALL LOCATIONS
OVERALL HEIGHT7.437 INCHES NOMINAL
OVERALL LENGTH22.000 INCHES NOMINAL
OVERALL WIDTH9.000 INCHES NOMINAL
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE600.0 AMPERES AC AND 600.0 AMPERES DC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS50000.0 AC AND 50000.0 DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE
POLE QUANTITY3
RESET METHODMANUAL
SPECIAL FEATURESITEM INCLUDES ARC CHUTE KIT
SPECIAL HANDLING FEATUREMAGNETIC
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 PERCENT150.0 ALL LOCATIONS
UNTHREADED MOUNTING HOLE DIAMETER0.196 INCHES NOMINAL
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY6 COMPRESSION


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