ARC300-high Frequency Welding Machine

ARC200 welding machineParameter/Model ARC200 ARC250 ARC300S ARC300 ARC315 ARC400Input Voltage AC220V±15% AC380V±15% AC220V±15% AC380V±15% AC380V±15% AC380V±15%Frequency 50/60 50/60 50/60 50/60 50/60 50/60Rated Input Current 43.6 14.4 55.2 21 19.7 27.6No-load Voltage 58 60 59 60 59 59Output Current Range 30-200 30-250 30-300 30-300 30-315 40-400Rated Output Voltage 28 30 32 32 32.6 36Duty Cycle 60 60 60 60 60 60No-load Loss 40 60 80 80 80 80Efficiency 80 85 80 85 85 85Power Factor 0.73 0.93 0.73 0.93 0.93 0.93Insulation Grade F F F F F FHousing Protection Grade IP21 IP21 IP21 IP21 IP21 IP21Net Weight  8 17.5 17.5 17.5 19.5 26.5Dimension 375*155*232 480*204*303 480*204*303 480*204*303 450*299*232 565*306*432Raise the frequency from 50/60HZ to high frequency. E.g. 100KHZ.After reducing the voltage and rectifying,Website:http://www.dthmachines.com,output powerful Dcwith the technology of PWM.The weight and size of the main transformer decrease dramatically but the efficiency will rise by over 30%1.With the function of auto-compensation against power fluctuation.And the ouput welding current will be stable2.Having the function of auto-protection against over-voltage and over-current;3.Having powerful arc-force;4.Reliable quality with small dimension and weight as well as high efficieny;5.Able to weld basic and acid electrodes;