Phf troubleshooting answers

1 question with answers cited from the manufacturer manuals.

0
ATV320 PHF fault under load, what to check first?
A PHF fault on a Schneider Altivar ATV320 drive indicates an input phase loss, meaning one supply phase is missing or the drive is incorrectly supplied. This protection only activates when the drive is under load. It's d…
Drives (VFD)Schneider Electric Altivar 320 Phf InduQT, from 2 sources