A
I found VFD DC voltage swing between 508-520 VDC.
For another unit its steady at 560 VDC.And in this same time we have alarm "F37" "heat sink temp too low" any body was found same problem with my team.
For another unit its steady at 560 VDC.And in this same time we have alarm "F37" "heat sink temp too low" any body was found same problem with my team.
