5905-00-752-4109 RESISTOR,VARIABLE,NONWIRE WOUND,NONPRECI Index 5905-00-752-4112 RESISTOR,VARIABLE,NONWIRE WOUND,

National Stock Number:
5925-00-752-4110

Federal Supply Class:
5925

National Item Identification Number:
007524110

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:
71-103F120AC39-75ACURVE5X74193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
AM2-Z354-274193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV
SM-C-36420380063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE ONE
ARC QUENCHING METHODMAGNETIC BLOWOUT
BODY LENGTH2.500 INCHES NOMINAL
BODY STYLESINGLE POLE TYPE
BODY WIDTH2.490 INCHES MINIMUM AND 2.510 INCHES MAXIMUM
BOSS HEIGHT0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH1.928 INCHES MINIMUM AND 1.948 INCHES MAXIMUM
CIRCUIT PROTECTION TYPEOVERCURRENT SINGLE LOCATION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH2.052 INCHES MINIMUM AND 2.072 INCHES MAXIMUM
FRAGILITY FACTORMODERATELY RUGGED
FREQUENCY IN HERTZ60.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDEXPLOSION RESISTANT
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE
MATERIALPLASTIC CASE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE39.7 AMPERES AC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS5000.0 AC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY4 THREADED HOLE
MOUNTING SURFACE TO TERMINAL END DISTANCE2.461 INCHES MINIMUM AND 2.481 INCHES MAXIMUM
NOMINAL THREAD SIZE0.138 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS120.0 AC SINGLE LOCATION
POLE QUANTITY1
RESET METHODMANUAL
STORAGE TYPEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY2 THREADED STUD
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNC
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT0.035 NOMINAL AT 200 PCT AND 0.025 NOMINAL AT 300 PCT SINGLE LOCATION
TRIP RELEASE CHARACTERISTICTIME DELAY SINGLE LOCATION
TRIP RELEASE METHODMAGNETIC-HYDRAULIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT125.0 SINGLE LOCATION
ULTIMATE TRIP TIME PER POLE IN SECONDS0.090 NOMINAL SINGLE LOCATION
UNPACKAGED UNIT WEIGHT4.250 OUNCES NOMINAL


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