Frequently asked questions
What is a bPF fault on the ATS22 soft starter?
FA175576
20 July 2022
Issue:
bPF fault on the ATS22.
Product Line:
Altistart ATS22
Environment:
All
Cause:
Bypass contactor detected fault
Resolution:
Do a static test on the ATS22;
https://www.se.com/us/en/faqs/FA221890/
If test results indicate a shorted SCR or welded/stuck shorting contactor, replace the soft starter.
Reference the ATS22 installation guide (BBV51330)