... , 750KV, 500KV-220KV, 110KV HV switch, power transformer, HV bushing, HV electro ceramics, insulator, etc. in delivery inspection. Applicable ... Main configuration of the systemHV PLC intelligent control system or common control station 1 set Electrical voltage regulator with ... or not to choose PLC power frequency intelligent control system As for cable test, information required are cable length per ...