... 400AThrust current 10100 A10200APeak current5200A5~315A5~400ADuty factor1%-100%Pulse frequency0.2-50HzBase current5200A5~315A5~400ADescending time0.1- ... . IGBT high frequency switch, high efficiency, small size, light weight,.2. Controlling and adjusting performance is good. One ... , steady electric arc, high welding quality.4. Pulse current, pulse frequency, pulse width is adjustable in a big range.5. ...