Thread: VFD question
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Old January 12th, 2021, 03:26 PM   #9

Jobbe9000 is offline
Join Date: Dec 2011
Location: Esbjerg
Posts: 41
Originally Posted by goghie View Post
Thought about that one also, but motor is 400/660 not 230/400 and drive output is 3x400V.
Yes, you are right..
But 120Hz just sounds like alot. Especially if the setup is like Jraef says and only provides 58% torque... Raising the frequency above 50Hz (I suspect that you have 50Hz) will lower the torque, and at 120Hz it will be very low.
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