12

Torque limit

Danfoss · VLT HVAC-FC 102 Frequency Converter

What does 12 mean?

The motor torque has exceeded the programmed limits in parameter 4-16 (Motor Mode) or 4-17 (Generator Mode). This can be caused by excessive load, rapid acceleration/deceleration, or incorrect limit settings. Persistent torque limiting can hinder application performance or cause unexpected stops.

Additional Steps

Steps 1–2 are listed in Priority Fix.

  1. 3

    Check the application for any excessive current draw on the motor or mechanical binding that could cause high torque.

Source: Danfoss VLT HVAC-FC 102 Frequency Converter
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