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WARNING 127 in danfoss iC2 micro drive

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(@click2electro)
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Cause : Back EMF Too High- This warning applies to PM motors only. When the back EMF exceeds 90% x Uinvmax (overvoltage threshold) and does not drop to normal level within 5 s, this warning is reported. The warning remains until the back EMF returns to a normal level.

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