Features and applications CT series inverter welding machines are multifunctional welding and cutting devices, suit for TIG welding, MMA welding and air plasma cutting. Accessories: Welding torch Cutting torch Electrode holder Earth clamp Connector Parameters: Spec. CT-312 CT-416 Ratedinputvoltage AC220V±10%,50/60Hz AC220V±10%,50/60Hz Inputcapacity 3.5KVA 4.8KVA Opencircuitloss 35W 40W Rateddutycycle 40% 40% Powerfactor 0.93 0.93 Efficiency 85 85 Classofinsulation F F IPcode IP21 IP21 Weight 8Kg 11Kg Machinedemensions 371x155x287mm 423x173x273mm Inputcurrent 10.2A 15.6A 14.3A 23.5A 28A 29A Ratedoutputcurrent 120A 110A 30A 160A 150A 40A Currentrange 15-120A 15-110A 10-30A 10-160A 10-150A 10-40A Opencircuitvoltage 58V 58V 220V 64V 64V 260V Loadvoltage 15V 23V 92V 16.4V 26V 96V Nozzlebore - - 1.0mm - - 1.2mm Airpressure - - 0.4MPa - - 0.4MPa Gas flowrate 2-5L/min - 80L/min 2-5L/min - 80L/min Cuttingthickness - - 1-8mm - - 1-12mm Arcstartmethod High-frequencyOscillation Contact High-frequencyOscillation High-frequencyOscillation Contact High-frequencyOscillation