What is an SOF fault on the ATV12?

Issue:
SOF fault on ATV320

Product Line:
Altivar Machine, ATV12


Resolution:
• Check the motor
• Overspeed is 10% more than Maximum frequency tFr page 57 so adjust this parameter if necessary
• Add a braking resistor
• Check the size of the motor/drive/load
• Check parameters of the speed loop (gain and stability)

ATV user manual:
https://www.se.com/ww/en/download/document/BBV28581/

If this article does not answer your question, check out our FAQ database that has answers to more commonly asked questions:
Frequently Asked Questions - Schneider Electric (se.com)

If this FAQ did not solve your issue, you can call us at 1-888-778-2733 Option 2 and then 4 or e-mail us at drive.products.support@se.com to create a case with our Technical Support Team.

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Publicado para: Schneider Electric España