PARAMETER ........ Unitweld TIG200A Inverter Technology ........ IGBT Input Voltage(V) ........    AC220V±15% Frequency(Hz) ........    50/60HZ Rated Input Current(A)........ 43.6/28A No-load Voltage(V)........     55V Output Current Range(A) ........ 10-200A Rated Output Voltage(V) ........    28/18V Arc Force Current Range(A)........ -- Duty Cycle(%) ........60% No-load Loss(W) ........   40W Arcing Way ........   Transfer Efficiency(%)........ 80% Power Factor........ 0.73 Insulation Grade ........ F Housing Protection Grade  ........  IP21 Net Weight(kg) ........7kg Packing Dimension(mm) ........ 440X260X340mm Base Material ........Carbon,Stainless,Low-alloy steel Plate Thickness(mm)........ 0.3-6.0mm Welding Process ........TIG / ARC 9.4KG 0.05CBM Electrode Diameter(mm) ........ 2-3.2mm