Transformer Test Instrument Newly Design DC Winding Resistance Test SetI.Introduction Transformerwindingdcresistancetesterisessentialintransformerhandover,overhaulandchangeoftheleadswitch,it'salsotheimportantinspectionprogramtoaftertransformerfault.
II.Features1.Outputcurrentisbig,testrangewide,smallvolume,lightweight,simpleoperation
2.Testspeedfast,high-accuracy,goodreiterationtest,Stronganti-interferenceability
3.Withperfectprotectioncircuit,strongreliability.
4.Withthefunctionsofdischargeacoustics,dischargetheinstructionsclear,reduceerrorsoperation.III.technicaldata
Outputcurrent5A2A1AMeasurementrange5A:1Ω~4Ω2A: 1mΩ~10Ω1A:10mΩ~20ΩSharpnessofseparation1µΩMeasurementaccuracy±(0.2%+2)Size350mm*216mm*226mmWeight8KGWorkconditionWorktemperature-10°C~50°CEnvironmenthumidity≤85%RHWorkpowerAC110V-400V±10%Powerfrequency50±1Hz
IV.Faultinspectionandprocessing
PhenomenonReasonSolution1Greenlightdon'tturnonwhen
powerswitchconnectedCurrentlinesopena
circuitPowerfusefusing
Changepowerlines
Changepowerfuse2Redlightdon'tturnonwhen
pushtheredbuttonPressureregulating
potentiometer
didn'treturnto0Potentiometerreturnto03Redlightturnsonwhenpush
theredbutton,whileraisevoltage,
redlightturnsoff,redlightturnsonHighvoltageoutput
terminaltester
hasshortcircuitChecktheoutputelectric
cable.Checkthetested
products
4Duringraisevoltage,redlight
turnsoff,greenlightturnson.Testerdischargeor
break-downovervoltage
orovercurrentprotection
movement
Checkthetested
productsresetsetting
valuV.Detailed Photos
VI.Company InformationHuaZheng Electric Manufacturing (Baoding) Co.,Ltdis the supplier of the State Grid in China.It means we are the supplier of the Chinese Government.And our products spread throughout the whole China.
What's more, our customers come from different countries like America, England, Bulgaria, Brazil, Chile, Malysia, Vietnam and so on.
Our main products are Insulation Oil Tester, Cable Fault Locator, Power Quality Analyzer, High Voltage Generator, High Voltage Capacitor, Testing Transformer and so on.
VII.Customer Visit
VIII.Exhibition
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