... output 3.Stable,lightweight,energy-saving 4.CCC&CE plasma inverter cutting Technical Characteristics1.Easy to operation ... reliable,lightweight,energy-saving,no electro magnetic noise4.Non-contact arc starting mode without HF,little ... %85% 85% 85%Air-startingNon-contactNon-contact Non-contact Non-contact Class of InsulationHH H HDuty cycle60%60% ... High efficiency plasma inverter cutting (CCC&CE)