5925-01-044-9166 CIRCUIT BREAKER Index 5925-01-044-9168 CIRCUIT BREAKER

National Stock Number:
5925-01-044-9167

Federal Supply Class:
5925

National Item Identification Number:
010449167

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:
10282558-918876U S ARMY AVIATION AND MISSILE COMMAND
CD2-Z118-274193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESETTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT EACH POLEAT EACH POLE
ARC QUENCHING METHODMAGNETIC BLOWOUTMAGNETIC BLOWOUT
BODY HEIGHT3.515 INCHES MAXIMUM3.515 INCHES MAXIMUM
BODY LENGTH5.768 INCHES MINIMUM AND 5.768 INCHES MINIMUM AND 5.832 INCHES MAXIMUM5.832 INCHES MAXIMUM
BODY STYLEMULTIPOLE-MULTIPLE ACTUATOR TYPEMULTIPOLE-MULTIPLE ACTUATOR TYPE
BODY WIDTH2.038 INCHES MINIMUM AND 2.038 INCHES MINIMUM AND 2.102 INCHES MAXIMUM2.102 INCHES MAXIMUM
BOSS HEIGHT0.209 INCHES MINIMUM AND 0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM0.229 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH3.515 INCHES MINIMUM AND 3.515 INCHES MINIMUM AND 3.579 INCHES MAXIMUM3.579 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH1.016 INCHES MINIMUM AND 1.016 INCHES MINIMUM AND 1.036 INCHES MAXIMUM1.036 INCHES MAXIMUM
CIRCUIT PROTECTION TYPEOVERCURRENT ALL LOCATIONSOVERCURRENT ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH1.016 INCHES MINIMUM AND 1.016 INCHES MINIMUM AND 1.036 INCHES MAXIMUM1.036 INCHES MAXIMUM
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH2.718 INCHES MINIMUM AND 2.718 INCHES MINIMUM AND 2.782 INCHES MAXIMUM2.782 INCHES MAXIMUM
EXTERNAL ACTUATOR LINKAGE ARRANGEMENTONE AND TWO LINKEDONE AND TWO LINKED
FRAGILITY FACTORMODERATELY RUGGEDMODERATELY RUGGED
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDDUSTPROOFDUSTPROOF
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP ALL LOCATIONSSERIES TRIP ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREETRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS270.0 DC ALL LOCATIONS270.0 DC ALL LOCATIONS
MANUAL ACTUATOR TYPE AND QUANTITY2 TOGGLE2 TOGGLE
MATERIALPLASTIC CASEPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE10.0 AMPERES DC ALL LOCATIONS10.0 AMPERES DC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS5000.0 DC ALL LOCATIONS5000.0 DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY4 THREADED HOLE(S) AND 4 THREADED HOLE(S) AND 4 SLOT4 SLOT
MOUNTING SLOT WIDTH0.164 INCHES NOMINAL0.164 INCHES NOMINAL
MOUNTING SURFACE TO TERMINAL END DISTANCE3.172 INCHES MINIMUM AND 3.172 INCHES MINIMUM AND 3.296 INCHES MAXIMUM3.296 INCHES MAXIMUM
NOMINAL THREAD SIZE0.138 INCHES0.138 INCHES
POLE QUANTITY22
RESET METHODMANUALMANUAL
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT2.000 MINIMUM AT 200 PCT AND 2.000 MINIMUM AT 200 PCT AND 10.000 MAXIMUM AT 200 PCT ALL LOCATIONS10.000 MAXIMUM AT 200 PCT ALL LOCATIONS
TRIP RELEASE CHARACTERISTICTIME DELAY ALL LOCATIONSTIME DELAY ALL LOCATIONS
TRIP RELEASE METHODMAGNETIC ALL LOCATIONSMAGNETIC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT125.0 ALL LOCATIONS125.0 ALL LOCATIONS
STORAGE TYPEGENERAL PURPOSE WAREHOUSEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY4 THREADED STUD4 THREADED STUD
THREAD QUANTITY PER INCH3232
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)UNIFIED NATIONAL COARSE (UNC)


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