Weldmax Inverter DC MMA Welding Machine ZX7-250i Features and benefits :            1.With hot start and ARC force            2.Protection againts over-voltage and over current            3.Light weight and portable                         Recommended areas of use :            1.Farm Tools            2.Contructon            3.Home Industry                        Parameter/Model    : ZX7-250i Power Working Voltage (V) : DC 220 ± 15%/50/60Hz Input current (A) : 48.8A Insulation Class : H Duty Cycle : 60% 250A Welding Current    : 30A-250A Load Voltage (V) : 28V Protection Class : IP21S Dimensions (Lxwxh) : 344x130x260mm Weight (Kg) : 5.7 Effiency (%) : 89%