How to Solve it when Yaskawa Drive Show “bb”?
When Yaskawa Drive Show “bb” how to solve it? most of the time, the rason is: the driver have no 24v supply. so please check: 1, the wire from 24 power to driver. is it loose ? 2, the 24 power, is it damage? 3, if the 24v power and the wire is ok,...