IGBT DC TIG welder Main Features: 1) Using IGBT inverter technique,high utilization,low no-load loss,good welding quality. 2)Uses cerium-tungsten as electrode,argon gas as shield gas to tig welding. 3)Suitable for MMA welding of low carbon steel and low alloy steel with all kinds of electrodes.Parameters: 1) Rated input voltage: 380V 2) Frequency: 50Hz 3) Rated input capacity: 11.2kVA 4) Rated input current: 17A 5) Rated output voltage: 22V 6) Rated output current: 10-315A 7) Duty cycle: 60% 8) Dimensions: 580 x 340 x 585mm 9) Weight: 33kg