{}

Our Brands

Impact-Company-Logo-English Black-01-177x54

Schneider Electric USA Website

Welcome to our website.
How can we help you today?
What can cause an EEF fault on an ATS48 Soft Start?

Article available in these languages: Thai

Issue:
Display shows EEF

Product Line:
ATS48

Environment:
All models and serial numbers

Cause:
The EEF fault appears if there is a problem reading or writing information to EEPROM memory chips on either the control board or power board.
This fault is not stored in the fault history.
Probable Causes
• The control board is defective.
• The power board is defective.

Resolution:
Replace the control board.
Replace the power board.

Schneider Electric USA

Explore more
Range:
Articles that might be helpful Users group

Discuss this topic with experts

Visit our Community for first-hand insights from experts and peers on this topic and more.
Explore more
Range: