... control technology, soft switch, DC output, 100 kHz of inverter frequency;2. Wide working voltage range, strong adaptability to ... electricity power grid, high ability of interference resistance, automatic voltage compensation, stable cutting current and steady arc;3. ... current28 ANo-load voltage230 VOutput current range20-50 AOutput voltage range88-100 VDuty cycle60%Efficiency85%Tip hole diameter1. ...