Zeror.ai Error Codes INVT STo

INVT STo

Brand: INVTModel: GD270Error code: STo

What the Fault Means

Mal-adjustment fault

Likely causes

  • Incorrect SM control parameter settings
  • Autotuned parameters not accurate
  • VFD not connected to motor

Solution and Safe First Checks

  1. Check the load
  2. Check whether control parameters are set correctly
  3. Increase the mal-adjustment detection time

Safety: do not work inside the panel without isolating the power; if unsure, consult a qualified technician.

Related INVT error codes

Source: the Zeror.ai industrial fault database and INVT technical documentation. This page is for information; on critical systems follow the manufacturer's manual and authorised service.

INVT STo · Zeror.ai