... since 1982 after unified national designApplicationThis kind regulator can be applied in industry,scientific experiment, ... ,temperature controlling,light regulating,power controlling and so on.Detail Specification ModelRating Power(kVA)PhaseNo.Frequency(Hz ... 663503800~4308TSGC2-993503800~43012TSGC2-15153503800~43020TSGC2-30303503800~43040Note: Regulator insulation grade is B grade, carbon brush ...