QS30isdesignedforhighestprecisiondeterminingthecapacitanceanddielectricdissipationfactortandofliquidandsolidinsulants,cables,capacitors,linetransformers,generators,motors,bushingsetc.Furthermoreitcanalsobeusedforpowerlossmeasurementonshuntreactorsorsimilarapparatus.ThesystemperformsmanualmeasurementofDissipationFactor(tanδ)&PowerFactor(cosφ)andCapacitance.It’sdesignedtohelpyoumodernizeyourtestingfacilityatanaffordablepriceand,it’ssimpletooperate.TechnicalIndex·ThecapacitanceratioCx/Cs(whentheratedratiois1:1)is0～1.111110.Thestepis0.000001.Theratio(K)rangeincludestensteps:1000,500,200,100,50,20,10,5,2and1.ThemeasuringrangeofcapacitancedependsonthecapacitanceofthestandardcapacitorCs,i.e.Cx=Cs·K·(Cx/Cs)·Themeasuringaccuracyofcapacitanceratio:whenthereadingofthefirstwheelofcapacitanceratioisfullscale,itshallbenotmorethan:Whentgδ<3×10-3shouldbe&plu***n;0.00005tgδ≥3×10-3&plu***n;0.00005&plu***n;0.005×tgδx·Therangeoftgδis-0.111110～+0.111110，thestepis0.000001。·Themeasuringaccuracyoftgδxisnotmorethan&plu***n;0.5%tgδx&plu***n;5×10-5Thedisplayofmeasuredcapacitance:Cx=（0.1～1111.1110）Cn·Thisdisplayisthefirstsixeffectivefiguresofmeasuredcapacitancevalue.Tgδdisplayofmeasuredcapacitance:tgδ=-1.11×10-1~1.11×10-1·Thedisplayvalueisformerthreefiguresnumberofmeasuredtgδandobtainedbyscientificnotation.·Theaccuracyofdisplayofcapacitanceandtgδ:Capacitance:&plu***n;0.5%×tgδx&plu***n;0.00005Tgδ:&plu***n;0.5%tgδx&plu***n;5×10-5·TheMaxoperationcurrentofbridge:TheMaxpermissiblecurrentofstandardbridgearmis15mA.TheMaxcurrentpassedthemeasuredarmdependsontheratiovalue.)