Product Description Specification WS-250 Rated Input Voltage (V) AC 380V+10% Rated Duty Cycle(%) 60 Input Capacity(KVA) 6 Rated welding current TIG: 250A MMA: 155A No-load voltage DC55V Range of output curre TIG: 5-155A MMA: 5-200A Gas retardation time 0.5-15S Efficiency 100KHZ Weight(kg) 12 Dimensions(mm) 670x340x630