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.

  1. 3

    Verify motor parameters and attempt AMA again in a stable environment.

Source: Danfoss VLT HVAC Drive FC 102
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