Members koreric75 Posted September 26, 2018 Members Report Posted September 26, 2018 12 hours ago, dikman said: I'm still not convinced that a light dimmer can be used to vary the speed of a squirrel cage AC motor. You're correct, what you can do is burn up a good motor. To control the speed on an ac induction motor you have to adjust/change the frequency and it needs to be a 3 phase motor paired with a vfd, then your potentiometer will work, but seems like that would end up costing more in the long run. Quote Machines currently in use: Cowboy 3200, Adler 67-372, Singer 66, Singer 15-91
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