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Questions tagged [home-installation]

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1answer
48 views

Electrical installation diversification

I have an exam in three hours and there seems to be a recurring question in all previous years questions: Why are cooker units diversified while air conditioners are not? I've searched a lot but ...
-1
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2answers
122 views

Why do we still use high voltage at home (on sockets) in the 21st century? [duplicate]

Just wondering, most of all equipment at home have components/circuitry inside to transform high voltage (AC) into lower voltage (mostly DC), also all modern LED lambs. Modern products become more and ...
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1answer
106 views

What precautions should I take to setup a home electronics lab? (Living in the UK) [closed]

I'm soon to be buying a house in the UK and would like to setup an electronics lab in the garage (attached to the house).The type of equipment I'll be using is nothing out of the ordinary: ...
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1answer
72 views

Control one light with two buttons

I have a lamp in my flat that can be turned on and off with two different buttons, how does a circuit look like to realize that?
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1answer
55 views

LED lights with a dim light in open circuit [duplicate]

I was installing new LED lamps on my kitchen, which seemed to be functioning well. After turning off the lights, the newly installed lamps still had a dim light, that kept itself for quite long. I've ...
-2
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1answer
46 views

Electrical wire decision [closed]

Please gudi me which cable will be bedt for my house electrical wiring. And also guide me which cable will be used for low electricity bill. Thanks
3
votes
6answers
2k views

Why plug is polarized in the US? What are the benefits?

I could not get a good hold of it, I searched online quite a bit. This must have to do with safety but then non-polarized switches are used through out the world with no issues are risks, so my ...
3
votes
5answers
184 views

Grounding conductor meant to protect electrical devices?

I had a home inspection performed on an old house recently. The inspector noticed that some of the outlets had an unconnected third prong. He told me that the absence of a grounding conductor on the ...
0
votes
2answers
51 views

Determening some home appliances. Based on their power consumption behavior

I placed a current sensor on the main power line going into my household and I m trying to use that data to determine if an appliance is pluged in such as a fridge or heater. It should be easy since ...
0
votes
1answer
428 views

How to wire this transformer? I am not clear on what these wire colors mean and where they go

I read several color coding guides but I am not sure which wire goes where... My guess is that the black is the L wire, which stands for Live, and the white wire is the N, which stands for Neutral, ...
-2
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3answers
237 views

why a hot wire isn't grounded by a separate ground [closed]

I'm a beginner but wouldn't it bring more safety if the neutral is grounded through a different earth connection(2 grounds each connected separately the earth). We would have two neutrals that could ...
1
vote
1answer
56 views

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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2answers
125 views

Measure electrical consumption from electric panel

I want to hack my electrical distribution board a little, to measure the energy used by each circuit. Thus, I want to use a little arduino or maybe a raspberry pi and plug it to my circuits to take ...
1
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2answers
137 views

How to discern earth from neutral?

I have a three cable circuit in the kitchen1, I know that one is live, one neutral and one is ground. However, there is no colour2 matching between the standard and the real cables, so I can't use the ...
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2answers
133 views

How do I remove the excess wires from this 2/3 way lighting switch?

I have two sets of lights in my bedroom. There are also two light switches. One double light switch is by one door, and turns both sets of lights on or off (one switch does one set, one does the other)...
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2answers
348 views

How to select a home automatic circuit breaker?

A room contains electrical devices which has a max demand of 10A (may be more than that in the future). The mains cable from the electric panel (distribution board) is 4 mm2 which can handle current ...