Electrical Engineering

Questions tagged [home-installation]

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Why are so many old lamps switching the neutral wire?

So I am deconstructing old houses and I noticed that there are many Lamps that are switching the Neutral Wire instead of the Phase. Why was this done ( Especially as it has no advantages afaik)
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Which connector would I use for a non standard low voltage wall connection? How can I label it?

(Please see this question for background info) In my pantry, I'm going to be connecting a door jamb switch across a low voltage application. I'd like to (instead of fishing the bare wire through a ...
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How do I know if it's safe to connect the common grounds of the input signals of two garage door openers?

I have two Hormann ProMatic garage door openers, identical ones, both have a pair of built-in input connectors where anyone can use an external switch to trigger the garage doors to open/close. My ...
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Can I avoid tripping my breakers with an superinductor?

I was thinking about creating a circuit with a large inductor to avoid tripping my breakers when I turn on an iron. When I use the iron, if I slowly start it with minimum heat and gradually increase ...