Quote Originally Posted by 0level View Post
Do you think G-Penny 400Hz - 12000Rpm is a 4 Pole version too?or 4 pole will be only 800Hz 24000Rpm? If so, will be in both cases max torque at 12000Rpm?

Will be possible to limit spindle current draw through to VFD config? Will be safe to do that?

Thanks.
If they have it listed as 12,000RPM max and it is 400Hz it would be a 4Pole.

You would be fine as far as the VFD Drive goes you would never be over loading anything if the VFD Drive is setup correctly.