... no-load consumption and saving energy.4.With the perfet automatic protect functions of over power, over pressure,over heat, ... steel, carbon steel, and other non-ferrous metals.9.Suitable for vehicle manufacturing, shipbuilding, chemical, boiler, food, medical, kitchen, ... .10.Energy saving up to 50% .11.Replacing of welding machine ZX5&BX series. B.Main Specification Power SupplyAC 220V/380V ...