... kechuang medium frequency XZ-400B:1).0.15MPA≤water pressure≤0.3MPA 2).Input power:400KVA 3). ... itself, such as over-voltage, over current, lack of water, phase fail, over hot, etc. 8).Digital auto- ... . such as, over-voltage, over-current,lack of water, phase fail,etc.3)auto frequency tracking, the power ... operation more safety.3.Application case picture: New Type Bar Induction Forging Machine XZ-400B