Yaskawa GA700 Error Code dOU

Yaskawa PLC & VFD Major Overload

Model: GA700 | Code: dOU

Applicable Systems
GA700 GA500 A1000 V1000 J1000

Symptoms

Over-speed detection: speed exceeds over-speed limit.

Possible Causes

  • Excessive speed
  • Speed feedback fault
  • Over-speed limit too low

Troubleshooting Steps

  1. Step 1: Check motor speed
    Speed within rated range
  2. Step 2: Verify speed feedback
    Signal accurate
  3. Step 3: Adjust over-speed limit
    Limit appropriate

How to Reset

Reset via digital operator after speed is controlled.

Related Yaskawa Fault Codes

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Source: Yaskawa GA700 Technical Manual, Yaskawa Electric

Category: PLC & VFD