IGBT inverter welding machinery WSM-315, AC380v, High duty cycle, can work 24hs continously,Suitable ... stainless steel Features of inverter DC TIG welding machinery WS-315:1. Advanced IGBT inverter technology, stable current, steady and ... supply capacity12 kVARated input current19 ADuty cycle60%Output current range20-315 ACosφ (η)0.95Protection classIP 21SInsulation gradeBWeight30.3 kgDimensions (mm ...