ST600s | Err.02, what does this message mean, what can be done?

If the error message Err.02 appears on the display of the frequency inverter, it is the protection of phase V of the frequency inverter unit.

Causes:

  • The acceleration is too high.
  • IGBT module is damaged.
  • Malfunctions due to interference.
  • Drive lines are connected incorrectly.
  • Short circuit to ground occurs.

Solutions:

  • Increase acceleration time P00.11.
  • Replace the power supply unit.
  • Check drive lines.
  • Check if there are strong disturbances in the environment of the peripheral devices.

If none of these error sources apply, please contact technical support.

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