Fault code

INVT GD270 dEu Speed deviation fault

Diagnostic context

What dEu means on INVT GD270

dEu is a speed deviation fault associated in the manufacturer table with a load that is too heavy or stalled.

Operating context: Check that the load is appropriate and review the detection time. The manufacturer also directs a check of the relevant control-parameter settings.

This diagnostic context is an editorial explanation. The possible causes and recommended checks below are the verified manufacturer troubleshooting content.

Possible causes

  • The load is too heavy or stalled.

Recommended checks and actions

  • Check and ensure the load is proper, and increase the detection time.
  • Check whether the control parameters are set properly.

Technical source

INVT GD270 Manual EN - Fault dEu — page 280