Thread: Limit desk fan
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Old 23rd Aug 2019, 3:26 pm   #5
Join Date: Mar 2017
Location: Cedar Grove, Wisconsin, USA.
Posts: 571
Default Re: Limit desk fan

Originally Posted by Brigham View Post
I'm not familiar with the coil arrangement. Does it only have two wires?
It's a reactor type speed control. It creates a phase shift that alters the speed of the motor. Most fans today use AC capacitors. Ceiling fans use two or three caps for speed control.
Dave, US radcoll1, a little rusty on my AC math.
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