Search found 1 match

by renergy
Tue Aug 20, 2013 3:58 am
Forum: Fans and Control
Topic: Clicking fans on fan controller
Replies: 6
Views: 2450

Re: Clicking fans on fan controller

The real cause is that the controller goes to full voltage several times per second for a brief period so that the RPM sensing circuit will work correctly. This dramatically changes the torque of the fan motor, which is where the click comes from. Very informative & interesting, clearly stated! Goo...