Detailed Product Description Specifications:1) Rated input voltage: 380V/3Ph/50 - 60Hz2) Rated input current: 22A, 38A, 55A3) Rated input power: 6.7kVA, 9.1kVA, 14kVA4) Welding voltage: 10.4 - 20.4V, 10.4 - 24.4V, 10.4 - 30.4V5) Levels of adjust voltage: 10 levels, 30 levels6) Welding current: 40 - 200A, 40 - 270A, 50 - 315A7) Welding output current: 200A, 250A, 315A8) Cooling method: air cooling9) Dimensions: 740 x 410 x 775mm, 840 x 460 x 810mm10) Weight: 130kg, 78kg, 87kg, 95kg11) Diameter of wire: 0.6/0.8/1.0mm, 0.8/1.0/1.2mm12) Wire feeder: integratedPacking:Paper of wooden package