This impulse test system is used for testing SPD of grade III. ... 阅读全文>>

      GDHG-103 VT Calibrator is mainly used to calibrate voltage transformer. It should be used together with other equipment such as load box, standard VT etc. Features 320*240 LCD screen w... 阅读全文>>

      HJ-275/132G3 Standard VT is high accuracy voltage transformer. It is used to calibrateCVT of 275kV/0.2% or 132kV/0.2% or below. ... 阅读全文>>

      FY95-2 Specifications ... 阅读全文>>

      GDYD-21D、1kVA/20kV AC、AC HIPOT TEST SET... 阅读全文>>