Danfoss VLT FC 280 Midi Drive
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Feb 24, 2024 6:08 am
Cause : Back EMF too high comes when the back EMF exceeds 90% x Uinvmax (overvoltage threshold) and does not drop to a normal level within 5 s, this warning is reported. The warning remains until the back EMF returns to a normal level.
- This warning applies to PM motors only.
