1. Three phase, integral structure, high efficiency. 2. High power utilization, stable wire feeder, less splash. 3. Output w 1. Three phase, integral structure, high efficiency.2. High power utilization, stable wire feeder, less splash.3. Output welding current could be possible to adjust the scope thinner and wider. ITEMKR-250KR-315KR-400KR-500KR-630Rated iput voltage(V)380V±10%380V±10%380V±10% ...