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 ...

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Hardwiring a plugged light

I have a light that has a switch on the fixture and then plugs into the wall. I want to wire this directly into a circuit in my camper. Overall, I'm just looking for a quick explanation of how to do ...
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1answer
64 views

How can I use a multimeter to replace electrical testers, etc.?

I have a multimeter and I don't want to spend more money on other electrical test devices. How do I use a multimeter to perform the same functions as a: circuit tester GFCI outlet tester
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1answer
32 views

Replacing a double wall switch and I am confused by the wiring

I am replacing a double set of single pole wall switches. One switch controls a ceiling fan and another controls the fan lighting. There are 4 runs of romex terminating in the box, 1 from the fan/...
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2answers
54 views

Removing a keystone jack from the wall plate

I am about to install some ethernet cord with jacks I know I will upgrade in the future. However, I'd like not to waste the jacks that will be replaced. How will I be able to remove them from the wall ...
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0answers
48 views

Can I cap the red wires?

In my pantry I had a ceiling light that was plugged into a wall receptacle. The receptacle was activated by the switch on the wall. There was a burning (dead fish) smell in the pantry so i ...
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1answer
33 views

live and neutral, led driver?

i just bought an led driver. but it has two white wires for the mains. I was wondering which wire is live and neutral. http://www.banggood.com/12V-DC-18W-Power-Supply-LED-Driver-Adapter-Transformer-...
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1answer
22 views

Breaker for pool trips but not GFI

We have GFI outlet in a "weather proof" box with cover. There is a pump and pool light plugged into it. Every time there is a semi heavy rain, the breaker in the box kicks but the GFI never trips. If ...
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0answers
27 views

Light and exhaust fan at bathroom not working

I have 2 switches (1 for the light and 1 for the exhaust fan) and 1 receptacle in a metal box at bathroom. Yesterday, both switches were not working but the receptacle was fine. (The hot line goes to ...
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1answer
42 views

What size Aluminum 3 wire should I use to run 200 feet underground at 100 Amps

What size aluminum 3 wire should I use to run 200 feet underground at 100 amps 110/220 volts? This is in Colorado and will be used to run a mobile home with an electric dryer as the only 220 volt ...
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1answer
59 views

After a minute running, dryer trips main breaker outside the house, but no internal breakers

I recently solved (sort of?) an issue regarding my washer & dryer not getting power. I consider that issue solved, but now I have a new one, possibly what caused the problem before. Now that I ...
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1answer
49 views

Can I use just one hot and neutral screw for a receptacle?

I am replacing a receptacle (15A) and it has three hot and 3 neutral wires. Previously two backstab plus one screw were used on each side. I won't be using the backstabs on the replacement receptacle. ...
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1answer
37 views

Wiring a Ceiling-fan and switch while disconnecting an outlet from the switch

A couple of years ago I replaced a ceiling light in the MB with a ceiling fan/light using a remote control wall switch (light off/on with dimmer; fan off/on, high, med, low). There is only one switch....
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1answer
17 views

Installing electrical sub-panel at future above-ground pool

Sorry to beat a dead horse with this subject but I'm a little unclear when it comes to the issue of installing additional ground rods. So here's my situation....The pool has not been installed yet but ...
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1answer
24 views

How to protect outdoor transformer plugging into in-use outlet?

I have an outdoor DC transformer for lighting system that must connect to an outdoor outlet. It's not hardwired. So if I plug this transformer to an in-use outlet permanently, how do I ensure that ...
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1answer
24 views

Is it OK to mount outdoor electrical outlet box to deck trim board?

I see most places have outdoor outlet either standing by itself (via post or something hard) or mounted to wall. If I run my wiring under the deck and when it comes out, can I mount it on the side of ...
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12 views

Outdoor wire gauge for deck post cap light

I am installing deck post cap lights and have a few questions on the type of wire to use. My deck is large, around 50 feet x 35 feet. So the wiring must go around for all the posts. I plan to use LED ...
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1answer
18 views

What to do with wires from old outdoor light?

I'm permanently removing an old stair light from a porch. I've disconnected the fixture but the wires come from the house through a hole in the wall. So now I have about 2 feet of wire hanging from ...
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1answer
26 views

Can I replace a cutler hammer GFCB120 breaker, with a GFCB120cs breaker?

Can I replace a cutler hammer GFCB120 breaker, with a GFCB120cs breaker? What is the difference between the two?
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10 views

Wiring my Light Fixture

I have two black wires coming from the ceiling (it's an older house from the 30's), but it looks like they added this new wire to a switch to control the light fixture. Wires were exposed and no ...
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20 views

Understanding Old House Wiring

I recently bought a house where the dining fixture has no switch (although there is a switch on the fixture itself). Nearby was a blank outlet at switch height. I thought that might be where the ...
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3answers
55 views

2 wire sub-panel corrective action

Can I correct 2 wire supply by adding a bare copper wire buried to sub-panels? I have two out-buildings with sub-panels fed by 6/2 wire w/ground. The main is 100 amp The sub-panels each has a 50 amp ...
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1answer
51 views

Is a wire coiled around a post adequate for grounding light fixture bases?

I was changing a light bulb in a ceiling light fixture. I unscrewed the nut and removed the glass cover. When I was replacing the bulb I noticed that there was a copper wire loosely coiled around the ...
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2answers
48 views

recharging 18V battery back in parallel

So I'm working on a project where I'm wanting to take several 18V ryobi battery packs, put them in parallel to increase the capacity, and then use that to power my project. I think this should be ...
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1answer
47 views

Can an electrical panel be behind a locked door in North Carolina

Like the title says. Is there any Code in North Carolina that states an electrical panel can Not be mounted in a locked room?
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1answer
28 views

Should I extend existing 12/3 circuits with 12/2 for wiring attic?

As part of finishing my attic (insulation, drywall, etc.), I'm going to add receptacles and recessed ceiling fixtures. Currently, there are two 12/3 cables up there that are capped off, run by a ...
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2answers
78 views

Run new electrical wiring in backyard from existing wall outlet

I am planning to run a new electrical wiring in my backyard and start from where the current outlet is at the wall (behind my kitchen): It's right above the deck and here is the picture under the ...
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2answers
58 views

I'm thinking of upgrading to a 200 amp service

I have a 60 amp main breaker with the following breakers in the panel. One 50 amp for range One 30 amp for water heater One 30 amp breaker for clothes dryer Eight 20 amp breakers for appliances ...
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0answers
34 views

Can I run a 110V extension cord through a wall-mounted cable hider/channel?

I have a ceiling mounted 110V outlet and I want to run an extension cord down to the floor. Is it up to US electrical code to mount those PVC cable hider channels on the outside of the wall and run ...
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1answer
85 views

If i use one ground wire for two outlets, will my equipment get damaged?

If i use one ground wire for two outlets, will my equipment get damaged? Here is what I want to do: If my air conditioner sends voltage through the ground wire shared with the outlet powering my ...
2
votes
3answers
114 views

How can NEMA electric plug be safe ?

I'm quite scared every time I have to use NEMA plugs (I live in Japan). Coming from europe, the bottom of the two connectors is insulated This ensure that even if you touch them while plugging/...
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2answers
39 views

AC tripping power breaker

My central AC is dripping power breaker What I have checked Filters are clean I cleaned outside unit with water I put in a new capacitor It cools fine it just trips middle of night like 4am
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1answer
33 views

Can i use 1 ground wire to ground 2 outlets? [duplicate]

(Before I start, I am not worried about the NEC.) I have 2 outlets in my room. 1 of them has a ground wire that is run along the baseboard through the wall and down the side of my house to the ...
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0answers
53 views

Using Both Sonoff Wi-Fi Switch and Existing Wall Switch to Control Light

EDIT: Oops, I meant to say hot/neutral for (+)/(-). I'm not completely educated in this as you can tell. ^_^;; I live in the U.S. I'm attempting to figure out if it's possible to hook up a Sonoff Wi-...
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1answer
34 views
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1answer
20 views

Surge protection(Kinda) with a power bar

Apologies in advance if this is the wrong SE to post this in, but Electrical Enginnering Stack Exchange didn't look like the proper place, based on what was 'on topic' over there. Anyway, I have a ...
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0answers
19 views

Having issues connection motion sensor

I bought an in-wall PIR switch (http://amzn.to/293hYyJ) and I'm trying to install it. The switch has 4 wires: red, black, white and green In my wall, I had 2 black wires and a green one that were ...
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1answer
40 views

Power 12V air mattress pump from 5V powerbank

I would like to power 12V 32W air mattress pump from power bank. Power bank output is 5V and this is not enough (correct me if I'm wrong) I see two ways: Using DC-DC converter. I found one XL6009E1 ...
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2answers
102 views

Can a single ground wire ground 2 outlets? [duplicate]

Can a single ground wire ground 2 outlets? I don't want to run another wire through the wall, if I can run a wire to that other ground wire (and have 2 outlets being grounded by one wire). In other ...
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2answers
66 views

Washer & dryer lost power after the main breaker tripped

Some background. I am in a mobile home trailer type thing (not RV, this is stationary) in a mobile home park. Yesterday the main breaker tripped. This house has one on the inside in the electrical ...
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2answers
61 views

What is the proper way to solder two different gauge stranded wires?

How does one properly solder a 10 AWG copper stranded wire with an 18 AWG copper stranded wire. There are plenty of tutorials on how to solder same gauge wire, but what is the recommended way to ...
4
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0answers
100 views

Type AC cable — why is it still made/used?

Old-style armored cable (Type AC) is still made and widely distributed. Why is this, given that type MC cable is more versatile (more conductor configurations, more Code-permitted applications) than ...
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2answers
49 views

Brand new 3-way lamps not working correctly

Ok so I'm at my wits end on this...I've bought two different 3-way lamps this week. Both are not cycling correctly through the three brightness settings. The first lamp was 'Better Homes' brand from ...
1
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1answer
43 views

Need help wiring new dimmer

I'm trying to wire a new Legrand Adorne Softap dimmer without any luck. It's replacing a Legrand Adorne paddle dimmer which uses the HOT and 1-POLE connections on the back of the dimmer. The new ...
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1answer
24 views

Installation of pendant lite

In our new home the ceiling is wired for a pendant light, but the electrician did not install the light. Having some experience from helping my late electrician father, I have installed several wall ...
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2answers
19 views

Re: 240V electric furnance - what is Dual Supply Circuit Vs. Single Supply

I am having a Intertherm 012H 240v electric furnace installed. The installer asked me which wiring system would i prefer. The manual offers a choice: A.) Single @ 51.2 total amperes with a max over-...
0
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1answer
24 views

Intermitten (shuts off randomly) power to one leg (hot) wire in sub panel

This is an apartment complex. The service panel has two rings, or meters, and 2 Murray 2-pole 50 amp breakers. The service panel is about 25 to 35 years old. Each 2-pole 50 amp breaker services a ...
1
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1answer
113 views

Powerboard overload switch melted

We came home last night to find one of our powerboards (outlet strips) had melted/caught fire. Pretty scary! Now I'm not 100% sure on what happened but I believe that there was an oil column ...
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1answer
30 views

Ground rod for detached sub panel

My contractor sunk a length of rebar in the footing of my shop to be used as ground rod for the sub panel. I'm not sure but I suspect its just a 10 ft. length of rebar, and isn't tied into the rest ...
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2answers
43 views

Electrical wiring question for instant water heater

I am installing a point of use Chronomite SR-20L/240 HTR 240-Volt 20-Amp SR Series Instant-Flow Low Flow Tankless Water Heater. https://www.amazon.com/Chronomite-SR-20L-240-HTR-Instant-Flow/dp/...
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3answers
45 views

Wiring second breaker panel

I have a 100 amp service running from meter base to new garage, that's completely wired. Now, I'm going to run from garage to new house under construction. I want to use another one hundred amp ...