Questions tagged [electrical]

Distribution and use of electricity throughout the home. Electrical standards vary greatly worldwide, so providing your location in your question or your profile helps ensure you get answers that are relevant to you. Posting photographs of wiring junctions or drawing a wiring diagram and posting it is also highly recommended.

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1answer
43 views

Correct way to remove a red wire from a circuit

Reference: Can I convert a 3-way switch that switches half duplex outlets into an outlet? My answer to the referenced question involves removing the red wire between two 3-way switches and converting ...
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1answer
111 views

Splicing building wire cables to accommodate door

I'm adding a doorway under a stairwell and ran into wiring running through the wall. My question is specific to the wiring. I'm planning to add a junction box on each side, splice, and then extend the ...
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4answers
2k views

Do powerline adaptors need to be plugged into outlets that are on the same leg

I used a powerline adapter like this to connect my security camera receiver to my router. This allows me to access the cameras from my cell phone which was working but now it doesn't. There's two ...
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1answer
65 views

Can I convert a 3-way switch that switches half duplex outlets into an outlet?

I have a room where all the wall outlets are half switched, bottom half always hot, top half are run by two 3-way switches. One of the 3-way switches is on a wall I am removing and turning into a pony ...
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1answer
70 views

Can I Leave Ground/wires on a GFCI outlet Un-conected?

Thx for taking my question; I bought a New duplicate Outlet/Light switch/ one outlet for my bathroom. New outlet has two black ground wires; I
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0answers
37 views

Adding new electrical outlet; ceiling insulation is sandwiched between drywall and plywood (attic)

I'm looking for a good technique to add an outlet to a wall that currently has no electrical. My initial thought until my discovery was to: 1) Identify the stud I want to anchor the outlet to 2) ...
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1answer
54 views

Changing the light switch

I am changing the light fixtures and I got stuck. The wires coming from the wall are Red (was connected at the bottom of old switch), Blue (was connected at the top) and Copper (was connected with a ...
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1answer
18 views

Relay Nest T-Stat

Can I use a nest T-Stat T3007ES to run 2, 2ooo watt cadet in wall heaters model RMC202W if I use a relay, and if so, what is the proper relay to use?
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1answer
130 views

What is the best way to handle house wiring cables with short sheathing?

I'm replacing a couple switches in a bathroom with smart switches and ran into a problem. The previous owner redid the bathroom and the switch box in question had 5 Romex cables (four 12/2, one 12/3) ...
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4answers
1k views

How to use a 100 amp sub panel for a 50 amp input

I'm building a shed I want to add power to. To get power I'm planning to use the power that is going to my hot tub (50 amp). The hot tub has a 50 amp breaker from the main to a 50 amp breaker box ...
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1answer
94 views

Are my plans for adding a 240 volt circuit reasonable?

I was hoping I could run this by someone. I've done other basic homeowner electric work like adding 120 breakers and outlets. From reading online, adding a single 240 volt circuit next to my breaker ...
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1answer
50 views

Are “pigtailed” conductors at an outlet required to comply with the length requirements of 300.14 for conductors that are spliced in the box?

I normally make any pigtails at an outlet or switch box about six inches, same as the requirement found in 300.14 for spliced conductors that emerge from their cable or raceway into the box, but an ...
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3answers
724 views

Tap Oven Electricity for Outlet

I just purchased a new house that has the oven in the island in the middle of the kitchen. Not the stove, just the oven. But there are no electrical outlets on the island. Can the oven electrical ...
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1answer
66 views

Installed a dimmer and now it's controlling everything

I have a bathroom switch that contains 4 sets of wires. From L to R it's: Exhaust fan, Power in, Hall lights, Bathroom light. I tried installing a dimmer just to control the bathroom light, but ...
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1answer
42 views

Light contact tab melted into plastic housing

Hi there I’ve been given an old floor lamp that I’d like to use, but it only works with one light bulb that I’ve tried and I need it to work with another. Investigating the floor lamp, I can see ...
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0answers
65 views

Attaching a ground wire to a prong that plugs into an outlet adapter

The outlet shown in the image below doesn't have a ground wire connecting to its receptacle. A friend of mine is helping me setup a ups that requires ground wire, however what he did was run a ground ...
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2answers
188 views

Does removing an LED bulbs from fixture decrease energy usage?

Noob question alert. Electrics have always been my weakness. If you have a 6 bulb ceiling light, with 6 LED bulbs each with 5w, and you remove 3 of them, does this half the energy usage when the ...
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1answer
55 views

I have building that is on a 20 amp breaker along with outside lighting

I bought my house almost two years ago and there is a building off to the side that is on the same circuit as an older security light on the side of my house and the breaker is a 20 amp, the breaker ...
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3answers
5k views

How can an outlet with only 2 wires (hot and neutral) be grounded?

I live in a home that was built in the late 1930s with some old electrical wiring and some new wiring. As I was identifying which outlets and lights are controlled by which wires I discovered a ...
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1answer
69 views

Led pot light wire damaged at rough in by drywall cutout tool. How to repair?

Looking for advice on what to do here. Surprisingly the light works fine even though it appears a lot of the individual wires in the stranded wire are cut. 120v 35w is the max rating of the ...
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5answers
3k views

GFCI in a 3-wire sub panel with bonded neutral and ground

My detached garage has 100-amp 3-wire service from the main panel in my house, with a 100-amp breaker at each end of the feed. The grounds and neutrals are bonded inside the sub panel due to the lack ...
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1answer
41 views

Double light switch issue

We have just wired a new 2 way, 2 gang, switch plate, which works, but for one side the 'on' position is up, and for the other it's down, which looks odd and is impractical. Is this a problem with the ...
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1answer
37 views

Leviton Dimmer 3 way remote switch only turning off

I've been trying to get this three way setup working for a few days now. The wiring diagrams that came with the kits are not consistent and when I wired according to the diagram I was not able to get ...
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3answers
714 views

Do all permanent lighting fixtures need to be switched, per NEC?

I just have a quick question about code-compliance and permanent lighting fixtures. At one of the residences I maintain, we have some rather lengthy hallways which are located in the center of the 2nd ...
3
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1answer
119 views

Rewiring in metal conduit

My brother and his family live in an older house. It's old enough to have metal pipes as electrical conduits, quite uncommon nowadays in The Netherlands. He wants to rewire some parts, to move some ...
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0answers
80 views

150A for outdoors kitchen - wire size

I am working with the city to get the permits to build an outdoors kitchen with its own sub-panel. I decided to place it 100ft from the house. In my list[*] I have an electric tankless water heater, ...
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1answer
36 views

Add outdoor outlet opposite indoor outlet

sorry, this turns out to be a duplicate question already answered elswhere here It would seem pretty easy to add an outdoor receptacle in the backyard if it would be allowed to be wired from an ...
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1answer
39 views

Way to mount a small tv (27-32”) on bottoms of stairs angled down slightly?

I’m looking to add a tv to underside of stairs? Is it possible to do so?
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2answers
117 views

Garage wiring puzzle

I'm trying to figure out the wiring in my finished garage. It has two ceiling junction boxes, with attached porcelain lights, and three wall outlets. I'll say up front that all of this was done ...
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1answer
42 views

Circuit still powered after switching off circuit breaker and light switch

I was changing some outdoor lights. I had the circuit breaker off (which stopped the lights from working) and the switch off. I used a contactless circuit tester and a testing screwdriver which ...
3
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1answer
49 views

Separate panel for house in garage - how much capacity do I reasonably have left?

I've tried doing some research on my own, but I'm coming up short. I'm looking at getting a Tesla wall charger installed in my home. Tesla recommends a 60A breaker so that the charger can run at 48A, ...
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1answer
91 views

Can I put a 3-gang box and a 2-gang box (Old Construction) just next to each other to make a 5-gang box?

Home Depot doesn't seem to have 5-gang boxes - can I put a 3-gang and a 2-gang box together assuming that existing wiring reaches as required?
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1answer
27 views

Pool light not working

Just bought a home and the only pool light is not working. If the GFCI breaker is not tripped and there is no outdoor switch or GFCI, does that mean it’s probably the bulb itself thats dead? Or could ...
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1answer
40 views

Non-contact detector shows elec. from wall switch, but light will not come on

In our basement there is a small room we use as a pantry. We put a screw-in receptacle where a light bulb would go and plugged in a fluorescent shop light. The wall switch is blocked by a refrigerator....
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1answer
64 views

How to properly pigtail a second light source from existing light switch

all. I'm looking for feedback on how to wire a second light from an existing wall switch. I am providing a self-drawn diagram and an actual photo of the existing box with the wires exposed in an ...
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3answers
116 views

Legal/safe? Neutral in box goes to different panel than the one that provides the hot

TL;DR: in summary: the load (light) is in the garage, it is fed by a hot that originates in the garage, and it sinks into a neutral in the garage. The odd thing is that a switch loop extends from ...
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1answer
46 views

Can I do an external splice to my chandelier wire?

My ceilings are over 20 feet tall so I want to avoid renting scaffolding to replace the chandelier at the junction box.
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0answers
44 views

Light switch turns on outlet instead of fixture

The bathrooms in my house all have 3 switches, controlling the main light, the exhaust fan, and a shower light, in that order. However, in my master bath, the first switch is accidentally controlling ...
2
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1answer
49 views

Kitchen installation plumbing and electricity preparation

Hi when I install a new kitchen, should I first take care that the electric wires that are behind the base cabinets will be hidden inside the walls? Is it ok if they will be inside a plastic "tunnel" ...
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5answers
6k views

What type of cable should I bury for a small utility shed?

I'm putting a 8x16 utility shed in my back yard. It will be 100 ft from the service panel. I want to run the supply line under ground. There will be one 4ft fluorescent light and two 120V receptacles....
2
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3answers
135 views

Help determine current usage of my electrical panel and available capacity to add new equipments

I am a new townhouse owner and and hoping to get some help from experts here to understand my breaker panel, specifically What is the total amperage service to my unit. How much capacity is currently ...
7
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4answers
948 views

Ground Fault Circuit Interrupter vs AFCI

What is the key difference between a Ground Fault Circuit Interrupter and an Arc Fault Circuit Interrupter? The Acronyms AFCI/GFCI kind of tell us that they do, detect ground faults and arc faults, ...
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3answers
141 views

Hardwired Towel Warmer

I have a new 100W Towel Warmer to be installed in the bathroom. The towel warmer is a plug-in type but can apparently be converted to a hard wired model. I want to install it within reach of the ...
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1answer
61 views

Line loses power when light bulb is put in

My wife's cousin keeps losing power to her bathroom lights and fan. It will be out for a week or so, then come back on for a day to a week, then go back out. I went over and checked the line at the ...
1
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1answer
27 views

Using a HRV/ERV Fan without mounting it on a wall/window?

DIYers, I'm considering various options for home improvement and improving the home economy and resource/climate efficiency. One area of focus is the fact that I live in Denmark and it can get quite ...
2
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4answers
139 views

Can I reduce the current/power consumption of an electrical heater by adding a resistor?

I have a 2000W, 240V electrical heating element that I need to move. Connecting it to where it needs to be makes it draw, together with 2 other elements, more current than the fuse will allow (16A). ...
2
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3answers
95 views

Is it ok to run a 30A water heater circuit on #12 wire?

I moved into a 50 year old home about 2 years ago and we’ve been using a (miraculously working) water heater from 1994. Yesterday, its life finally came to an end when I found it had sprung a leak in ...
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0answers
36 views

Unfinished basement electrical re-wiring, protecting cables on cinderblock, also corrosion concerns

My basement has old electrical wiring, looks like it was a replacement for some even older knob and tube (which they largely left in place of course). While they did wire up lighting somewhat, though ...
3
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1answer
111 views

Name of this two pronged female DC power supply plug (looks like a pair of rectangular glasses)

Here's a YouTube video showing the plug. I'm referring to the plug that goes into the device, of course. Not the normal AC plug on the power supply unit itself. I'm considering buying a device that ...
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2answers
91 views

Can I use the ground wire as a neutral for an outlet?

I had a bulb light outlet, and I decided to convert it to power outlet. Now when I took the bulb light off, I discovered that there is only two wires in the wall, brown and yellow green, so I assume ...