We have HP & MP 15MW injuction synchronous motors the MP with voith coupling start fluctuating during loading 55% of its running load, the motor PF and load current fluctuate and tripped on rotor earth fualt. all excitation circuit tested and found okay.
this is the second time any help?
Red Flag Submitted
Thank you for helping keep Eng-Tips Forums free from inappropriate posts. The Eng-Tips staff will check this out and take appropriate action.
Reply To This Thread
Posting in the Eng-Tips forums is a member-only feature.
Since the later 1980s, manufacturing companies have seen over 3 percent in labor output year on year, with most of this productivty enhancement occuring because of the optimization of repetitive tasks. Download Now