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.

Filter by
Sorted by
Tagged with
0
votes
1answer
142 views

Two Fans on One Wall Switch?

I have two large 72" ceiling fans on our lanai that operate on one wall switch. The fans don't appear to be running on their top speed, even set on high. Could this be because they are on the same ...
0
votes
0answers
46 views

LED lights won't come on at the same time

I renovated a kitchen and put in 4 recessed LED lights. They are daisy-chained, 3-way, with an LED compatible dimmer (just one, other switch is just a 3-way switch) When I turn on the lights (from ...
13
votes
3answers
153k views

How do I properly ground my subpanel that only has one neutral/ground bar?

I am adding a sub panel in an unattached building. My sub panel has the connection for the 2 hot wires coming from the source panel (a 40 amp double breaker) In addition it has one neutral/ground bar ...
0
votes
1answer
30 views

Mixed Recessed LED Lights Not Working

I purchased a home that has recessed lighting throughout. They are the LED lights that clip into a standard light bulb screw-in socket. They all point straight down and I wanted to purchase some that ...
5
votes
2answers
169 views

Is it ok to put a plug on a light fitting?

I want to put some extra lighting in my workshop but don't have much to spend so am looking to do it all myself if possible. I'm looking to use led battens, similar to this one or this, but not ...
3
votes
0answers
44 views

Fried switches, light fixtures, or wire?

In an attempt to fix a wiring problem from five years ago, I made a huge error. Here's the scenario: Box 1: Has switch #1 in a four-way set up (it's a 3-way switch) and is where the power comes in. ...
2
votes
2answers
2k views

Is conduit required for running wiring in an attic?

Do I have to put the 120 volt wiring in my attic inside of conduit? I don't recall ever seeing any wiring inside of conduit in an attic but I'm not sure.
3
votes
1answer
123 views

Understanding ground to earth and neutral, trying to make my home safe

I've been reading for hours and still confused in regards to my situation. I'm trying to improve electrical safety in my house, especially with a growing family. Any help would be great. I'm in ...
2
votes
1answer
46 views

Access to LED downlight drivers

Helping my son build a house and he went with Lithonia WF4 LED lighting (pic attached). I know all connections need to be "permanently accessible" but mounting these drivers and connection in the ...
1
vote
1answer
63 views

Help getting switch working properly

In our garage we have a switch that controlled a light in the ceiling for a small laundry room. I have torn out that room and, in doing so, removed two lines coming down from the garage attic. When ...
5
votes
2answers
900 views

GFCI lights have gone crazy

Disclaimer: I know nothing about electrical things. House is 4.5 years old. GFCI in wet bar had red light. Refrigerator was off. Hit RESET button and refrigerator turned on and light indicator ...
1
vote
1answer
48 views

Fluorescent light only flickers when I turn it off

My fluorescent light shows no sign of life when I turn on the light switch, but will flash on one end when I am turning off the light. I've checked the ends.
2
votes
0answers
48 views

3-Way Switch with Dimmer - Humming?

We recently upgraded our dining room light fixture, which now has 8 light bulb sockets. In turn, the wife wanted to add a dimmer to the circuit to control the lighting. The light is control by a 3-way ...
0
votes
1answer
48 views

turning 2 way switches into 3 way

Picture in the link is in my garage. I have 4 14/2 wires. All whites are nutted together. 2 blacks are nutted together, and 1 going from that nut to each both switches. The below pic has 3 14/2 ...
1
vote
1answer
59 views

What wire do I need

I'm wiring up 2 camper spots and need to know what wire I need to run from the main power pole to a sub panel to run a 30amp and 50 amp camper. It's 100ft distance from power pole to where my sub ...
1
vote
1answer
52 views

New residential service installation 200 amp california

I am running a 490' underground new service for a 200 amp, I was told to run one line of 4 aught, and two lines of 2 aught, aluminum wire. In a 3" sched. 40 pvc conduit, 18" inches deep in the trench. ...
3
votes
3answers
151 views

Running multiple 20A circuits to a shed

I have an outdoor shed that was powered with a single 15A circuit by the previous homeowner. I'm trying to rewire it to carry three 20A circuits. It's about a 100' run from my main panel via 1/2" ...
2
votes
1answer
53 views

Turning on any high-power device trips my RCD

Today I turned on my water boiler, and all the lights in my apartment turned off. I opened the electricity box and saw the RCD was tripped. I turned it back on, but then it would trip again whenever ...
1
vote
2answers
58 views

How to remove and re-insert wires into socket?

I'm replacing ballast on a lamp and need to connect wires to 4-pin socket. I tried to pull the wires gently and it did not work. What is the safe way (in terms not breaking) to do so?
1
vote
0answers
41 views

Dryer 220 outlet having issues with voltage to get new dryer running

When I check the voltage of L1 and L2 combined I get 240 volts. I then check L1 to neutral and get 120v; however, when I check L2 to the neutral I’m getting 0 volts? I’ve replaced the plug and ...
1
vote
1answer
42 views

Electric (120),only getting 70 volts,after breaker box

From pole to breaker box got 120 and 112,112 changes to only 70 volts,what causes this problem?
0
votes
2answers
79 views

Make outlet controlled by switch, always hot

I currently have a receptacle controlled by a switch that I want to make constant hot. There are other receptacles in line as well, that are constantly hot. I opened the receptacle and am lost (not ...
2
votes
2answers
288 views

Above Ground rigid steel conduit over creek

I am running 3" rsc above ground across a 30' creek. I was told I needed a christy box installed on each side of the creek, what are these and how do I install them?
0
votes
0answers
651 views

Fitting glass lampshade given standard ceiling pendant

I have a standard British ceiling pendant room light in my hallway. I also have a glass lampshade (which is roughly a truncated cone in shape). I'd like to fit the lampshade on the pendant. The ...
0
votes
4answers
282 views

Chinese Power Supply 180-260v on US 220v Electric

I am building 3 large computers each running 3 1300w power supplies. I purchased the units and I can't return them only to find them in Chinese/AU Power. The label reads "180v-264v 50-60Hz 20/10A" ...
0
votes
1answer
67 views

overloaded panel, possible load sharing

I have a 100 amp panel, during a remodel the gas appliances were replaced with electric and now the load calcs put it at about 105 amps. I've heard about way to power 2 loads or appliances with 1 ...
0
votes
2answers
313 views

Powering 220V-to-neutral appliance from 120V split-phase?

I have a 5kW appliance that normally accepts 3-phase power, but can also run on 220V. The manufacturer indicates that when running on single-phase 220V, to connect 220V hot to all three input phases ...
1
vote
1answer
57 views

Can you run a 240v US split phase welder on 230v UK single phase

I am moving from the US to the UK and would like to know if my welder will work on UK power. The welder is 240V 50/60 hz so that should be fine as I understand it... except, the welder is wired for US ...
0
votes
0answers
33 views

Thermostat and electric base board

I have two different size rooms both with electric base boards and one thermostat that controls the heat. Since the thermostat is in the bigger room the smaller room becomes a sauna. I was told that I ...
1
vote
2answers
31 views

4x100 meter base to 2x200 without changing meter base?

We have a multi apartment building (4 independent services 400 amp from pole) with meter socket 1mp4124rrl. We want to convert to 2x200 amp services. Will we have to install a new 2 socket meter base ...
0
votes
1answer
57 views

How can I install an exterior porch light where there is no junction box?

I live in an older house with small, exterior porch light fixtures outside 3 doors. Those fixtures need to be replaced. When I pulled the first one off, I found 2 wires coming thru the wall - no ...
2
votes
1answer
51 views

Light switch wiring - one switch controls another light and makes original switch redundant

We have a downstairs room with a single light and switch. This is Lamp A and Switch A. Switch A only has a single brown and blue wire into the switch. We recently had some work done upstairs and ...
0
votes
2answers
37 views

4 bulb light fixture trouble

My client has a 4 bulb light fixture on a ceiling fan which was working fine but now when you screw in the fourth bulb all bulbs turn off. I believe its wired in a series. but why would it suddenly ...
2
votes
2answers
32 views

Best advice on Frayed, exposed wires on air purifier cord

I was cleaning my air purifier today and saw exposed wires on the cord (photo attached). It's hard to see but it looks like this part of the cord has been flattened/run down and then popped open, but ...
2
votes
2answers
69 views

What size and type wire should be used for 100 ft away work shop

I built a shed a while back and. now I'm ready to get power to it. I have a 50 amp GCFI breaker, that I plan to run the service line from to the shed. The shed is roughly 100ft away. I called a ...
1
vote
2answers
11k views

New fixture won't turn on

I'm trying to replace my living room ceiling light fixture. The new fixture only has black and white wires (no ground). The ceiling has red, black, white, and ground wires. When I took the old fixture ...
1
vote
1answer
41 views

Electric dryer runs but won't heat

Dryer Has 220 at outlet, checked each leg to ground and have 110. Checked other end of electric cord on the dryer, no 220 across hot but have 110 to ground off each leg. Dryer turns but won't heat. ...
1
vote
1answer
46 views

Power to plug but nothing works

Ok so I have power to my plug and it’s on its own line so I hook up a analog multimeter to check and see how much power it is giving but it blows a fuse on my multimeter. Can anyone tell me what’s ...
1
vote
2answers
89 views

2020 NEC code changes

OK, WOW, just reviewed the 2020 NEC changes scheduled to take effect this year. I'm asking if I'm interpreting the changes correctly: 1) Whole house surge protection. Required either between the ...
1
vote
0answers
49 views

Adding ground…“bare armored ground”: suggestions

I have a 1940's house. Modern panel and sub panel feeding cloth clad cable and knob and tube. Very hard to access crawl space or inside wall because wood ship lap over skip sheathing, shingles over ...
5
votes
2answers
307 views

Installing a new electric cooktop details

Printed instructions for my new electric cooktop say: A 3-wire or 4-wire, single phase, 120/240 volt, 60-Hz., AC only electrical supply is required on a separate, 40-amp circuit fused on both sides of ...
0
votes
1answer
128 views

Taking the garbage disposal switch off an outlet

I am taking the switch for the garbage disposal off of an outlet, to make the outlet always hot. The wiring has a red, black, white and ground. Do I wire nut the black and red (hot) wires together ...
3
votes
3answers
228 views

How to add a main shutoff breaker to sub panel

I have a 50 amp service line that I'm running to a sub-panel in my outdoor workshop. Rather than plug the service line directly to the buses on the sub-panel, I'd like to add a 50 amp breaker first. ...
2
votes
1answer
97 views

Adding a electrical outlet in a closet for wireless router

I want to move my wifi router to a central location in my home. The only ethernet jack is all the way at one end of my house. However I have a hall closet that is centered in the house and would be a ...
2
votes
5answers
769 views

2-pole 30 amp breaker into two individual 120 receptacles?

So i have a single 30 amp 240 volt dryer plug that is fed from this 2 pole 30 amp breaker. It has a breaker tie so it throws together. If i wanted to remove the plug and put quad 20 amp receptacles (...
0
votes
4answers
6k views

What should I do about a stubborn screw on the middle of a dryer cord connection?

I am attaching a 3 prong dryer cord to a dryer. The middle connection is being stubborn. The screw gets to a certain point and is stuck. It will not tighten and the connection is very loose. Can I ...
2
votes
2answers
94 views

Garage Wiring Route Through Ceiling

I have started drilling holes in order to fish wire down from my attic to the garage. Unfortunately this house doesn't allow me to have easy routes. Where I currently have the hole through the floor ...
1
vote
3answers
75 views

What type of fuse should I use for my GFCI kitchen receptacle?

I have a countertop 15 amp GFCI receptacle in my kitchen and I would like to replace the fuse for it. It's currently on a time-delay 30 amp fuse (it's a cartridge/capsule style fuse), which is too ...
3
votes
2answers
67 views

Multiple in-wall bathroom heaters on same circuit

I am designing the electrical for a new-construction home. Targeting NEC 2017. I have two bathrooms, each of which will have an in-wall heater. The heaters run on 240V and draw 8 amps each. I would ...
2
votes
2answers
74 views

How to wire a switch to a plug in

I am currently planning out a lighted fountain to give as a gift later this year. It will be a flat back wall with water trickling down the face, side lit with LED strips behind frosted plexiglass. ...

1 3 4 5 6 7 204