Questions tagged [neutral]

For questions relating to the neutral wire, or "grounded conductor" as it's sometimes called. The neutral, or "grounded conductor" in NEC, is the normal return path for electricity in a household AC circuit.

Filter by
Sorted by
Tagged with
0
votes
2answers
86 views

Neutral and ground seperation at a sub-panel

Could someone explain to me why the neutral and ground bars are never bonded on a sub panel? It's my understanding that the reason they're separated is so that the current returning on the neutral ...
6
votes
1answer
442 views

Using 10/2 and/or 8/2 for a 240 only 3-prong

I have 2 dedicated circuits: 40 amp water heater 30 amp electric range Both have 2 hots and a neutral grounded at the panel. One runs through a junction box where the wires are connected and ...
0
votes
1answer
107 views

Trying to wire switch outlet combo to existing two outlet. But the outlets each have 3 wires

I have 2 outlets, I want to replace with switch outlet combo (outlet always hot). But looking online, I keep seeing everything has only one white neutral, but in my case, both outlets have a black ...
1
vote
3answers
69 views

Move neutrals to subpanel or leave them on main?

I have a 150A Square D QO panel that is full and won't allow for tandem circuits. I'm going to take out the bottom 2 breakers and replace them with a 100a breaker to feed a subpanel via 4AWG copper ...
0
votes
1answer
63 views

200 amp service wire jumping from house, to barn to pool house. Somewhere the Neutral is broken

My question is a bit more technical then most as I have narrowed the problem down to a bad neutral somewhere in the system. There is a service wire from the house overhead to a barn, then another line ...
1
vote
2answers
1k views

Open Neutral Circuit yet all circuits outlets and wiring appear connected

I am stumped...I have not had an electrical problem in my family room and have lived in this home for 11 years...until a few days ago. A few days ago I plugged a laptop charge cord (new and in normal ...
-1
votes
1answer
117 views

One hot white wire in a switch box?

I have switch box that controls my under cabinet lights. I was replacing the lights themselves and had issues with them working, started troubleshooting and found that there is a single hot white wire ...
7
votes
4answers
4k views

How to differentiate neutral or ground bar?

This is the main panel, the green neutral bonding screw is there. How to differentiate the neutral and ground bars? In this case, does it matter which one I use as ground or neutral for the interlock ...
1
vote
2answers
67 views

Correct voltage of hot wires with common neutral

I just bought a house and am changing around some outlets in the garage, and I want to make sure the electricity is wired properly. There are 6 wires in a conduit going to the garage, three hot (red, ...
0
votes
0answers
62 views

Do I have an neutral wire? Could it be red?

I'm trying to install a smart switch over the current 3-way 3 gang switch. I can't tell if I have a neutral wire as there are 2 red wires. One of the red is twisted with one other white wire. After ...
3
votes
2answers
81 views

Ground and neutral bus considerations when wiring a gfci breaker

Hello all, I am adding a gfci breaker to my main breaker panel. By the looks of my panel I think the ground bus and neutral bus are bonded but not certain of this. It looks like my right bus bar is ...
2
votes
3answers
430 views

Can a neutral be shared beween the line and load side of a GFCI if it's on the same circuit?

All neutrals are crimped together on this circuit. Not daisy chained. So I have one hot and one neutral from panel (line) and one hot downstream (load). And additional no neutral wire for going ...
1
vote
2answers
184 views

Old house, no Neutral coming from APS pole. Neutral vs Ground

I'm installing some 110v Mini Split Air conditioners and want them on a separate breaker. The Main Panel only has 2 HOT wires coming in from the Mail Pole. The neutral wire is connected to the Ground ...
2
votes
1answer
125 views

Are generator “bonding plugs” safe and legal?

I've been researching portable generators, and I have learned that models with a floating neutral need to be grounded. Some people say you can bypass this requirement by plugging a "bonding plug&...
1
vote
1answer
70 views

Max amperage for “neutral tie strap” in daisy chained Siemens panel

200 amp service. We have a service disconnect upstream of our main panel, which effectively means our neutrals and grounds are still isolated in our main panel (as one does when setting up a sub panel)...
0
votes
1answer
178 views

Lighting fixture: 2 live, 2 neutral, no ground - Is is okay to have the 2nd neutral used as a ground?

I live in Germany and I have just moved into a new apartment and started to change the light fixtures, but I ran into confusion. Wires coming out of the ceiling are - two black & two white (no ...
1
vote
2answers
147 views

Smart dimmer: neutral, ground and copper wire capped together

I called an electrician today to help me install These smart dimmers (Amazon link) in my home. For one of the dimmers, he tied up the neutral and ground wires from the dimmer to the copper ground ...
-1
votes
1answer
545 views

Convert Three Way to Single Smart Switch

I have two switches set up as a 3-way and I'd like to take out one and install a smart switch for the other. I know I need a neutral, and I thought things would be good when I looked inside, but it ...
0
votes
2answers
114 views

Can I split a shared neutral between two GFCI breakers?

I have two 15A circuits that share a neutral. Currently, they go to two normal breakers, and I'd like to replace two those breakers (side-by-side in the breaker box) with plug-on neutral GFCI ...
1
vote
1answer
54 views

Identifying Wires (especially Neutral) in Complex 3-Way Light Circuit

I'm planning to replace a number of 3-way switches with smart switches and as a necessary first step have been trying to map out the wiring in each of the relevant boxes. This is what I've come up ...
3
votes
1answer
107 views

Should I have current running through my neutral wire in breaker box?

There's 146v on one hot pole, 106v on the other and the neutral wire has 36v on it. My tester at some of the outlets in this trailer (made in the 80's) says hot/ground reverse and hot/neutral reverse. ...
0
votes
2answers
71 views

Using white/neutral for light switches

I’m not an electrician, but I sure have added LOTS of lights and switches in my home. I’m almost done remodeling my basement and have just noticed that I have been splicing into the white/neutral wire ...
0
votes
1answer
78 views

Neutral wires are burning hot, saw an ember

Removed the outlet and the three connected neutral wires were insanely hot. Have an extension cord running a heater, could it be the draw or do I just need a new outlet?
0
votes
0answers
37 views

No Neutral Wire to Install Smart 3 Way Dimmer

I am replacing a 3 Way switch (master) and remote dimmer with Decora Smart devices. The master has the correct wires to install the smart 3-way dimmer master. The remote box had a dimmer device with ...
2
votes
2answers
3k views

How do I insulate a neutral bar when installing it in a sub panel?

I am adding a neutral bar to an existing sub panel and need to insulate the mounting screws so I don't ground my neutral bar, any suggestions on what to use?
3
votes
2answers
108 views

Installing light switch that requires neutral wire - wire is continuous through box

I have a new switch that requires a neutral. There is a neutral wire in the box, in the back, but it's continuous -- comes in one side and goes out the other. Is the proper procedure to cut it, then ...
0
votes
2answers
52 views

How to tell whether metal junction box is properly grounded?

I have a detached garage that is powered by a circuit breaker in the main house’s breaker box, which is properly grounded. The outlets in the garage have metal junction boxes, fed by metal conduit ...
1
vote
3answers
357 views

Where do I attach the Ground and Neutral inside a sub-panel?

I'm wiring 100 amp subpanel to detached Garage with 2/2/2/4 copper. I'm hoping to replace the subpanel to my detached garage which was previously wired to run on a 40 or 60 amp subpanel with like 6 ...
0
votes
3answers
82 views

Still reading open neutral after restoring power to lights and outlets

We recently plugged a space heater into an outlet in our son’s bedroom and only ran it at night. At some point, all of the lights and outlets in the room except one outlet on the opposite wall stopped ...
0
votes
2answers
214 views

Doorbell transformer - Installed in panel -doesn't work when green is connected?

Earlier today I replaced my doorbell transformer in preparation to install video doorbells. The old transformer was connected outside the main panel, and only had 2 wires. One to hot, and the other ...
1
vote
2answers
57 views

Wiring single circuit GFCI circuit breaker where a duplex GFCI breaker is shown in wiring diagram

I am wiring a hot tub. The spa subpanel I purchased (Eaton) came with a 50 amp duplex GFCI breaker which is what many spas use. I bought a used Hot Springs Spa and found instead of a single 240 volt ...
2
votes
2answers
71 views

Sharing multiple neutrals?

Found a junction box that splices all the neutrals for 5 separate circuits. 3 on one phase 2 on the other. All 12/2 romex. Was trying to convince them to change it, but I don't have a good explanation ...
1
vote
1answer
164 views

Convert 2 gang no neutral light switch into 1 gang to power a smart-switch that requires neutral. Possible? UK

This is probably not possible and instead just highlights my basic lack of understanding, but thought it was worth asking! If it is possible I would get a qualified electrician to do it. I'd like to ...
0
votes
2answers
2k views

Adding a neutral straight from panel

I had to add a neutral for a light switch. I was not able to run up the ceiling and tied the new neutral in where the light Is installed in the ceiling. The switch for the light was only a couple of ...
1
vote
1answer
57 views

Should a smart switch (that requires a neutral wire) cause my non-contact voltage tester to beep?

I installed 3 smart switches which are all on the same circuit in my house. I have never changed a light switch before, but I followed the directions very closely and watched a couple of Youtube ...
0
votes
2answers
33 views

Adding a ceiling light to this circuit

I currently have the following circuit in a room:  I plan to add a ceiling light and was going to tie the light switches black and ground to the new ceiling wires black and ground, and then use a ...
1
vote
1answer
84 views

Why does my outlet have two white wires on the neutral side and one “neutral” wire is hot?

The breaker for my microwave tripped and when I turned the breaker back on it tripped again after using the microwave again. I tested the microwave in another outlet and it works fine. I went to ...
0
votes
1answer
49 views

Where should I place the C wire?

I have an old Lennox boiler which doesn't appear to have a PCB board. Originally the old honeywell thermostat had a 2 pair wire attached which included Red and White Wires. I snaked an 18/5 thermostat ...
5
votes
2answers
327 views

Two opposite phase circuits in one conduit… do i need 2 neutrals or an oversized neutral?

Im running two individual single pole 20A circuits though a single 1/2" EMT conduit and hanging a duplex outlet every 6'. They will alternate which circuit (phase) is feeding them (im running ...
2
votes
3answers
349 views

Does a neutral wire need to be run from a switch to the light?

We have an older church building that we would like to put our parking lot lights on a timer. We purchased digital timers only to find out that there is not a neutral wire within the switch boxes. We ...
2
votes
1answer
204 views

How to find a neutral to ground short on my main panel

I've just installed a subpanel in my attached garage. The rough in has passed inspection, however my main panel has standard breakers and has never had fault finding interrupter breakers in it, and ...
0
votes
0answers
41 views

Electrical outlets not working, garbage disposal on same breaker works

We've been running a portable A/C in our studio apartment for 5+ years (coastal CA, no central air). We discovered, upon adding a toaster oven, that if we run the toaster oven while also running the A/...
0
votes
1answer
75 views

Lost Nuetral - Turning Lights On Stops Others Flickering

Today we had lights flickering, odd brown outs, and power surges. Problems would come and go. Called our power company. The man they sent determined we had lost our connection to the neutral. Before ...
0
votes
0answers
48 views

Can one circuit trip a GFCI breaker on another circuit with no shared neutral

I have two circuits in my main breaker panel. Circuit 1 is on a 2 pole 60amp GFCI breaker. It goes directly outside from the breaker box and does not interact with the house aside from at the main ...
2
votes
2answers
144 views

Is this a weird or very problematic shared neutral?

I will try to explain it and I made a drawing that give an idea of what it seems to look like. I just had some work done on my house (built in 1967) and the electrician found this weird connection. I ...
1
vote
1answer
362 views

What is the correct wiring (including Ground) for two main load centers plus transfer switch?

I will be building a new house and plan to have 400A electric utility service split into two 200A main load centers. One of those load centers will be tied to a whole house generator via an automatic ...
5
votes
1answer
468 views

Can I connect the neutral wire ends via a single switch terminal (without a pigtail)?

I installed a smart dimmer switch that requires a neutral wire. It was in the junction box with the two ends wire-capped together. My switch didn't come with pigtail wires and I didn't have any extra ...
0
votes
1answer
80 views

Bare neutral to subpanel in detached garage

I have an old house with a detached garage. There is power to the detached garage through a 3-conductor cable that is routed above ground. Power from my house comes from the power pole, to my house. ...
3
votes
1answer
21k views

Low voltage on circuit after breaker turned off - induced or backfed voltage?

I was planning on installing a programmable timer on one of the 4 single-pole switches on a circuit. All of the 4 switches control various lights towards the front of the house, one of which is a pair ...
2
votes
2answers
67 views

Open Neutral in Circuit - Need Help Troubleshooting

I recently lost power to about five outlets on an eight outlet circuit in the kitchen. For what it is worth, there is a GFCI on the first outlet and the last outlet. The last outlet (GFCI) is ...

1
2 3 4 5