57
AMA Timeout
Danfoss · VLT HVAC Drive FC 102
What does 57 mean?
The Automatic Motor Adaptation (AMA) routine failed to complete within the expected time limit. This could indicate a problem with the motor, motor connections, or the drive's ability to perform the adaptation, leading to an incomplete motor model.
Additional Steps
Steps 1–2 are listed in Priority Fix.
- 3
Verify motor parameters and attempt AMA again in a stable environment.
Source: Danfoss VLT HVAC Drive FC 102
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