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Arduino

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  • Use TRIAC Circut. In this you can control the current flow to the FAN Commented Apr 19, 2019 at 11:47
  • How many relays needed to make 5 level regulator? I think it is not effective design. Commented Apr 19, 2019 at 11:51
  • Do you want a variable speed controller or single-speed? And is this a 3 phase motor? Commented Apr 19, 2019 at 12:02
  • Single phase motor and variable speed controller for my home automation. Commented Apr 19, 2019 at 12:05
  • 1
    I use Kemo module to regulate a heater. They can regulate an inductive load too. For MCU control they have a digital pot module M150 controlled by PWM. kemo-electronic.de/en/Light-Sound/Effects/Modules/… Commented Apr 19, 2019 at 12:59