9515-00-270-5894 SHEET,METAL Index 5925-00-270-5903 CIRCUIT BREAKER

National Stock Number:
5925-00-270-5899

Federal Supply Class:
5925

National Item Identification Number:
002705899

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:
PAM1510-50-250-6074193EATON CORP HEINEMANN PRODUCTS COMMERCIAL CONTROLS DIV


Techincal Specification:
ACTUATOR FUNCTIONTRIP-RESETTRIP-RESET
ACTUATOR POSITION DESIGNATIONAT POLE ONEAT POLE ONE
ARC QUENCHING METHODMAGNETIC BLOWOUTMAGNETIC BLOWOUT
BODY LENGTH3.709 INCHES MINIMUM AND 3.709 INCHES MINIMUM AND 3.729 INCHES MAXIMUM3.729 INCHES MAXIMUM
BODY STYLESINGLE POLE TYPESINGLE POLE TYPE
BODY WIDTH0.980 INCHES MINIMUM AND 0.980 INCHES MINIMUM AND 1.000 INCHES MAXIMUM1.000 INCHES MAXIMUM
BOSS HEIGHT0.146 INCHES MINIMUM AND 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM0.166 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH3.053 INCHES MINIMUM AND 3.053 INCHES MINIMUM AND 3.073 INCHES MAXIMUM3.073 INCHES MAXIMUM
CIRCUIT PROTECTION TYPEOVERCURRENT SINGLE LOCATIONOVERCURRENT SINGLE LOCATION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH2.740 INCHES MINIMUM AND 2.740 INCHES MINIMUM AND 2.760 INCHES MAXIMUM2.760 INCHES MAXIMUM
FRAGILITY FACTORMODERATELY RUGGEDMODERATELY RUGGED
FREQUENCY IN HERTZ60.0 SINGLE LOCATION60.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNEDGENERAL PURPOSEGENERAL PURPOSE
INTERNAL TRIP RELEASE CONFIGURATIONSERIES TRIP SINGLE LOCATIONSERIES TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPETRIP FREETRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS250.0 AC SINGLE LOCATION250.0 AC SINGLE LOCATION
MANUAL ACTUATOR TYPE AND QUANTITY1 TOGGLE1 TOGGLE
MATERIALPLASTIC CASE
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS1500.0 AC SINGLE LOCATION1500.0 AC SINGLE LOCATION
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE50.0 AMPERES AC SINGLE LOCATION50.0 AMPERES AC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY2 THREADED HOLE(S)2 THREADED HOLE(S)
MOUNTING SURFACE TO TERMINAL END DISTANCE3.229 INCHES MINIMUM AND 3.229 INCHES MINIMUM AND 3.249 INCHES MAXIMUM3.249 INCHES MAXIMUM
NOMINAL THREAD SIZE0.138 INCHES0.138 INCHES
POLE QUANTITY11
RESET METHODMANUALMANUAL
TRIP RELEASE CHARACTERISTICINSTANTANEOUS SINGLE LOCATIONINSTANTANEOUS SINGLE LOCATION
TRIP RELEASE METHODMAGNETIC-HYDRAULIC SINGLE LOCATIONMAGNETIC-HYDRAULIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT120.0 SINGLE LOCATION120.0 SINGLE LOCATION
ULTIMATE TRIP TIME PER POLE IN SECONDS0.040 NOMINAL SINGLE LOCATION0.040 NOMINAL SINGLE LOCATION
UNPACKAGED UNIT WEIGHT4.250 OUNCES NOMINAL4.250 OUNCES NOMINAL
STORAGE TYPEGENERAL PURPOSE WAREHOUSEGENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY2 THREADED STUD2 THREADED STUD
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH3232


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