power Voltage: 220-380 V / 50-60 HZ Rated output current: 500A Rated input power: 41.8Kva Current range: 100-500A No load voltage: 76V Duty Cycle: 20% usable electrode: 2.5-8mm Accessories: 1- 1.5m cable with electrode holder 2- 1.5m cable with earth clamp 3- mask and brush