Frequently asked questions
What is a SOF fault on an ATV312 drive?
FA281349
28 September 2021
Issue:SOF fault on an ATV312 drive
Product Line:
Altivar 312
Environment:
All
Cause:
Instability. Driving load too high.
Resolution:
Check the motor, gain, and stability.
Adding a breaking resistor if application requires it.
Check the size of the motor/drive/load.