Inverter TIG Welding FEATURES: ♦Adopt advanced MOSFET technology,energy-saving. ♦AC/DC convert switch,Foot padel controller connection facility for welder's operation ♦With PWM pulse width modulation technology,HF arc starting,stable current,the first choice for thin plate welding. ♦With perfect over-current and over voltage protection function,safty and durable. ♦Mainly used in welding carbon steel,stainless steel,alloy steel and copper. "♦Accessories: TIG torch,electrode holder,earth clamp,brush/hammer,protective mask,carton box. ITEMWSE-200WSE-250WSE-315Input Voltage1PH 230V3PH 380V3PH 380VFrequency50/60Hz50/60Hz50/60HzRated Input Capacity5.3KVA5.3KVA9KVAMax No-load Voltage60V60V60VCurrent Range10-200A20-250A20-315ARated Duty Cycle60%60%60%Insulation ClassFFFRated work voltage18V20V22.6VEfficiency85%85%85%Power Factorcosφ0.8cosφ0.8cosφ0.8Protection DegreeIP21SIP21SIP21SCool TypeFanFanFanDimension60x39x45CM60x39x45CM60x39x45CMWeight20KG38KG40KG