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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.

19 questions with no upvoted or accepted answers
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2answers
233 views

Why does my light box have 2 cables for this one switch?

Took down a ceiling fixture and discovered what looks like a possible switch loop, except I don’t understand how the connection gets completed with the current set up. Basically, 2 lines coming into ...
2
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0answers
2k views

“Open Neutral” only when load applied- my tester is confusing me

I have a 20amp circuit with a 20amp GFI and 4 more 15amp outlets after it. With nothing plugged in, they all indicate (on my 3-light tester) they are wired correctly. As soon as 1 thing is plugged ...
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0answers
58 views

1 generator + multiple ATSes: how can I install this to Code without unobtanium?

I want to supply standby power to both units in a separately metered duplex from a single permanently installed generator. The cheapest way to do this is a pair of bog-standard ATSes and a smallish ...
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0answers
43 views

Lighting neutral

Can anyone explain about lighting neutral wires (blue)? I have a 3year old house, which has blue wires in the back boxes. I am assuming that this is the neutral. On my current 1 gang 2 way switch ...
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0answers
143 views

Installed smart switch but nearby circuit keeps breaking

I just installed a smart switch (Leviton Decora) in my garage and the switch works fine. But I soon noticed that the circuit controlling outlets in the closest room to the garage keeps breaking. I ...
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0answers
168 views

Trying to determine if I have a neutral wire

I used to have an on/off wall switch that controlled a wall socket to which a floor lamp with an LED light bulb is connected. There is another socket in the same box that is not controlled by the ...
1
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0answers
670 views

Neutral shows only continuity to hot with breaker on

I have a GFCI receptacle that as far as I can tell is the first one from the panel (because nothing else is off in the house when the breaker is off). I have to replace the old outlet. When the ...
0
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1answer
44 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 ...
0
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2answers
98 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 ...
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0answers
35 views

Main Electric Panel Neutral Bar

I have a Siemens 200 amp main service panel in my basement. The main service lines are two black and one black with a yellow stripe going to the neutral bar. The grounding bar is attached to a ...
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0answers
96 views

Can two loads use the same neutral return path?

I have a 220v circuit with two hot conductors. The connection has 4 terminals, L1 L1 L2 L2. The cable going in has a neutral conductor. Can I hook the first of the L1 and L2 to the neutral ...
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0answers
47 views

Electrical wiring hook up sequence

I have found a box that as three duplex electric cables connecting. The neutral (white) from wire 1 and wire 3 are connected. The hot (black) from wire 1 is connected to wire 2, and the hot from ...
0
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1answer
176 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 ...
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0answers
43 views

switch box red wire connected to white?

i'm installing smart switches, and found the neutral in another area so i assumed it'd be in all the switch boxes. Well not these two. It's a 3 way switch, and in the back of it there are white wires ...
0
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1answer
323 views

Installing CAFI Plug on Neutral Circuit breakers

The circuit breaker has only 2 places to hold wires. There are 3 wires. These are the newest versions with no pig tail. Do I need to wire it to the neutral bar? I thought the idea of this new design ...
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0answers
53 views

Neutral wire issue

I have a lot of history on this issue and troubleshooting if someone can just bear with me...🙂 When we bought this house the previous owner had covered then eventually enclosed the back patio. When ...
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0answers
36 views

enough electrical knowledge to get me in trouble

I have an Arc welder and just picked up a spot welder. Checking the Arc welder cord I found it has 4 wires. The green is cut off and the white is used. Do I need to have the neutral (white) and the ...
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0answers
1k views

AFCI Circuit Breaker trips after turn on any light on different circuit

The last week an electrical service person came to update the circuit breakers from regular to AFCI. But they could not find the root of the problem and they will come again in one week but I wanted ...
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0answers
103 views

How should I connect a new RF switch to replace two standard switches?

I have two light switches. Each runs three lights and has its own hot and neutral wires (so in total--2 hots and 2 neutrals). I bought this remote switch which accept only one in and two out. The ...