5925-00-923-2117 CIRCUIT BREAKER Index 3455-00-923-2120 BLADE,BAND SAW,METAL CUTTING

National Stock Number:
5925-00-923-2118

Federal Supply Class:
5925

National Item Identification Number:
009232118

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:
451D852G0689946EATON CORPORATION
EH207089946EATON CORPORATION


Techincal Specification:
CASE MATERIALPLASTIC
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONS
NOMINAL THREAD SIZE0.164 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS480.0 AC AND 250.0 DC ALL LOCATIONS
OVERALL HEIGHT2.750 INCHES NOMINAL
OVERALL LENGTH6.500 INCHES NOMINAL
OVERALL WIDTH3.500 INCHES NOMINAL
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE70.0 AMPERES AC AND 70.0 AMPERES DC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS10000.0 AC AND 10000.0 DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY3 UNTHREADED HOLE
RESET METHODMANUAL
POLE QUANTITY2
SPECIAL FEATURESMTG HOLES IRREGULARLY SPACED
THREAD SERIES DESIGNATORUN
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT160.000 NOMINAL AT 125 PCT AND 22.000 NOMINAL AT 200 PCT AND 5.000 NOMINAL AT 300 PCT ALL LOCATIONS
TRIP RELEASE AMBIENT TEMP RATING25.0 DEG CELSIUS NOMINAL ALL LOCATIONS
TRIP RELEASE DUTY CYCLECONTINUOUS ALL LOCATIONS
TRIP RELEASE CHARACTERISTICTIME DELAY ALL LOCATIONS
TRIP RELEASE METHODTHERMAL ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT125.0 ALL LOCATIONS
UNTHREADED MOUNTING HOLE DIAMETER0.188 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY4 SCREW
ACTUATOR FUNCTIONTRIP W/SEPARATE RESET
ARC QUENCHING METHODDEION


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