... 150KV&500KV GIS. The whole test set consists of variable frequency power source, excitation transformer, 4 pieces of inductors, and high ... GIS4 pieces of inductor are serial24kV700kV596kV 2.Product Features:√ Variable frequency resonance type√ Test both cable and GIS with ... 6kV/12kV/24KV, oil immersed,1 piece, about 350Kg√ Variable Frequency Power Supply, 60kW/380V,1 piece, about 150Kg√ High Voltage ...