Why does motor connected to VFD run very hot?
- Incorrect motor settings.
- Incorrect motor wiring.
- Running motor at a frequency too low (below 30 Hz).
How to troubleshoot
- Carefully review motor specifications on label and reconfigure them.
- Double-check motor wiring and ensure that supplied voltage from VFD is correct.
- Increase running frequency of motor. It may be necessary to adjust the mechanical transmission ratio…