ITEM/MODEL MMA-200 Rated voltage(V) 230 Input capacity(kw) 7.1 Frequency(HZ) 50/60 No-load Voltage (V) 78 Current Arrange(A) 10-200 Rated duty cycle(%) 35%@200A 60%@140A Efficiency(%) 80 Class of Insulation H Applied welding Rod(mm) 1.6-5.0 Fuse(A) 30 Case protection Degree IP21 Arc-starting(COS) 0.93 Weight(kg) 6.8 External Dimension(cm) 33*23.5*30