52

AMA Low Inom

Danfoss · VLT HVAC Drive FC 102

What does 52 mean?

During the Automatic Motor Adaptation (AMA) process, the drive detected that the entered nominal motor current (Inom) is too low or inconsistent with the motor's actual characteristics. This could lead to an incorrect motor model and suboptimal control performance.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    If unsure, re-enter parameters and retry the AMA process.

Source: Danfoss VLT HVAC Drive FC 102
View Official PDF