Chapter1Devicefeaturesandtechnicalparameters Section1Mainfeatures（LY808RelayProtectionAnalyzer） ?Flexiblecombinationofvoltageandcurrentoutput Sixphasevoltageandsixphasecurrentcanbeoutput,whichhasmadeitispossiabletobeanycombition,suchastheoutputmodeofthecombinationofconventionalfourphasecurrentandthree-phasecurrent,sixphasevolt...

Chapter1Devicefeaturesandtechnicalparameters Section1Mainfeatures（LY808RelayProtectionDeviceTester） ?Flexiblecombinationofvoltageandcurrentoutput Sixphasevoltageandsixphasecurrentcanbeoutput,whichhasmadeitispossiabletobeanycombition,suchastheoutputmodeofthecombinationofconventionalfourphasecurrentandthree-phasecurrent,sixphase...

1.characteristicsandperformance（LYJS9000FDielectriclossmeter ） Theautomaticanti-interferencedifferentfrequencydielectriclosstesterisusedforon-siteanti-interferencedielectriclossmeasurement,orprecisiondielectriclossmeasurementinthelaboratory.Theinstrumentisanintegratedstructurewithbuilt-indielectriclossbridge,variablefrequencypowe...

1.characteristicsandperformance（LYJS9000FVariablefrequencydielectriclosstester ） Theautomaticanti-interferencedifferentfrequencydielectriclosstesterisusedforon-siteanti-interferencedielectriclossmeasurement,orprecisiondielectriclossmeasurementinthelaboratory.Theinstrumentisanintegratedstructurewithbuilt-indielectriclossbridge,var...

1.characteristicsandperformance（LYJS9000FTransformerCapacitance&TanDeltaTester ） Theautomaticanti-interferencedifferentfrequencydielectriclosstesterisusedforon-siteanti-interferencedielectriclossmeasurement,orprecisiondielectriclossmeasurementinthelaboratory.Theinstrumentisanintegratedstructurewithbuilt-indielectriclossbridge,va...

SystemIntroduction TheSweepFrequencyResponseAnalyzerisusedforpowertransformerwithvoltagegradeof66kVandaboveandothertransformerswithspecialpurpose.Thepowertransformerisinevitablyvulnerabletoimpulseofvariousfaultshort-circuitcurrentorphysicalcollisionintheprocessofoperationandtransportationandthetransformerwindingsmaylosestabilityu...

SystemIntroduction TheSweepFrequencyResponseAnalyzerisusedforpowertransformerwithvoltagegradeof66kVandaboveandothertransformerswithspecialpurpose.Thepowertransformerisinevitablyvulnerabletoimpulseofvariousfaultshort-circuitcurrentorphysicalcollisionintheprocessofoperationandtransportationandthetransformerwindingsmaylosestabilityu...

TransformerLVShort-circuitImpedanceTesterappliesto LV loadimpedancetestduringdelivery,overhaul,trialtestandhandovertestofpowertransformers(singlephaseorthree-phase). Itteststheshort-circuitimpedance(%)ofpowervoltageonsiteandcomparesitwiththevalueindicatedonthenameplateorthefactorydefaulttofindoutanydefectsincludingbutnotlimitedto...