bk9920 and 4 pole motor

[ncnguyen123]

has anyone ever try running a 4 pole motor with bk9920. i bought medusa 30-60-2000 V2 from Mike and just read on forum that my bk 9920 can't support 4 pole. DAMNN!!!

has anyone ever try running 9920 with 4 pole? how did it work? would it smoke the controller?

[lutach]

Originally Posted by ncnguyen123

has anyone ever try running a 4 pole motor with bk9920. i bought medusa 30-60-2000 V2 from Mike and just read on forum that my bk 9920 can't support 4 pole. DAMNN!!!

has anyone ever try running 9920 with 4 pole? how did it work? would it smoke the controller?

Won't work. Only 2 pole and maybe over 42000rpm. I only say maybe, because some models are limited to 42000rpm.

Horrible cogging, and much heat. The BK does not have a switching speed high enough to support 4 pole or higher.

J.