The Official Variable Frequency Drive (VFD) Distributing Blog

Engineering technicians have many nightmare stories when it comes to on-site troubleshooting.  In this instance, I was called to help troubleshoot a Closed Loop (Sensorless Vector) Variable Frequency Drive (VFD) on a production line that was so large, it seemed to go so far down the plant, it never ended. 
After overcoming the intimidation associated with the sheer size of the line, it became a question of [...]