Code

Name

Causes

Possible Solutions

Er-01

Motor Data Error

The motor nameplate data entered during Auto-Tuning is incorrect.

  • Make sure that the motor nameplate data is correct.

  • Do Auto-Tuning again and correctly set the motor nameplate data.

The combination of the motor rated power and motor rated current do not match.

  • Examine the combination of drive capacity and motor output.

  • Do Auto-Tuning again, and correctly set the motor rated power and motor rated current.

The combination of the motor rated current that was entered during Auto-Tuning and E2-03 [Motor No-Load Current] do not match.

  • Examine the motor rated current and the no-load current.

  • Set E2-03 correctly.

  • Do Auto-Tuning again, and correctly set the motor rated current.

The combination of the setting values of Motor Base Frequency and Motor Base Speed do not match.

Do Auto-Tuning again, and correctly set the Motor Base Frequency and Motor Base Speed.