Fault code

Inovance MD280 Err12 Power input phase loss

Diagnostic context

What Err12 means on Inovance MD280

Err12 is the MD280 power input phase loss. The manufacturer lists the three-phase power input is abnormal. as one of the documented causes.

Operating context: Start with the manufacturer troubleshooting sequence. Eliminate external faults. Contact the agent or Inovance.

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

Possible causes

  • The three-phase power input is abnormal.
  • The drive board is faulty.
  • The main control board is faulty.

Recommended checks and actions

  • Eliminate external faults.
  • Contact the agent or Inovance.

Technical source

Inovance MD280 User Manual EN - Err12 troubleshooting — page 161