... :76V 3.Insulation class:F 4.Certificate: CE,VDE,CCC MMA welding machine Main characteristic:1.Microprocessor control, inverter MOS, easily ... to upholster industry, high altitude, field operation.Technical specifications MMA welding machine MMA 85DMMA 110DPower voltage(V)AC.(single phase)230V±15 ... classIP21IP21Usable electrode(MM)1.6-2.51.6-3.2 MMA 85D welding machine