... from 30mm to 60mm Inverter Air Plasma Welding Machine (welding machine, inverter IGBT Features for Inverter Air Plasma Cutting Machine : 1) Adopts advanced IGBT ... Input voltage frequency (Hz)50/6050/6050/60Rated input power capacity (KVA)7.91530Output current range (A)15- ... air (No-water, No-oil,Dry)Compressed air (No-water, No-oil,Dry) Inverter Air Plasma Welding Machine (welding machine, inverter IGBT ...