AC/DC TIG Welding Equipment: Inverter Welder(WSE-200) Main Features : 1.Can use DC to weld stainless steel, alloy steel, carbon steel, copper and non-ferrous metals; also can use AC to weld aluminum and aluminum alloy. 2.Protection for over-voltage and over-current. 3.Digital current show, convenient. 4.Small in size, light in weight and less noise. 5.High efficiency and energy saving. ParameterMODELWSE-200IIRated Input Voltage(V) AC220±10% 50/60Hz(1 Phase)Rated Input Current(A) 20Rated Input Capacity(KVA) 5Rated output Current(A) 200Output Current Range(A) 20-200No-Load Voltage(V) 56Rated Output Voltage(V) 18Pre-Flow(S) 0-2Clean Width(%) 20-80Down-Slope Time 0-5Exhaust Time(S) 2-10ARC Initiating Model High FrequencyEffciency(%) ≥85Load Duty Cycle(%) 60Power Factor ≥93Insulation Grade BSafeguard Grade IP21Weight(kg) 14.5Dimensions(mm) 450×325×300Welding thickness(mm) 10