In this issue, I'll tell you how to connect the double switch of the house yourself with no errors. You do not need to call an electrician. You can do it yourself. I'll tell you the basic concepts and principles. As I have already said many times to my acquaintances, "Electricity can not be learned, it must be understood."
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Link to the video -    • Как правильно подключить двойной выкл...  
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