Electric Arc Furnace Transformer, Power Transformer, Distribution Transformer manufacturer / supplier in China, offering 500kv 400kv 330kv 230kv 110kv 69kv 35kv 20kv 10kv 6.6kv 0.4kv Power Transformers Customization Oil Distribution Transformer 1000000kVA, Bdz-250/100 Nominate Dia 100~400 Vacuum Valve Type Butterfly Valve/Transformer Valve, AC45 Water Cooled High Current Cable for Electric Arc Furnace /Induction Furnace/Ladle Furnace and so on.