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.

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0
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2answers
67 views

Some outlets seem to have no power

I have electricity in my bathroom and kitchen and even my porch light and security light outside is on, but there are no numbers on my meter box. What could b the cause of this? There are 2 outlets ...
3
votes
3answers
76 views

Do I have to connect the grounding electrode at a detached garage to the grounding electrode at the main structure?

Article 250.32(A) of the National Electrical Code, tells us that we need a grounding electrode at a detached garage. It also says that it has to be "installed in accordance with Part III of Article ...
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votes
1answer
34 views

switch with 3 black wires

I was replacing outlets and switches in my living room. The last switch I came to was for an outside light. When I removed the switch plate there were 3 black wires, no white or ground. Two of the ...
0
votes
1answer
40 views

Wiring diagram/configuration 8 outlets with 1 GFCI protector

Installing new circuit 20 amp breaker with 20 amp outlets with 1 GFCI protector. Should GFCI be the fist outlet from breaker panel? How to wire this project.
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1answer
27 views

Size of electric wire needed to serve overhead projector and screen off 20 amp breaker

I have an electric run of about 100 feet on a 20 amp breaker. I plan to hook up an overhead projector and automatic screen which this line will be dedicated to serve. What size of wire should I use? ...
3
votes
4answers
104 views

In a secondary panel, are grounding and neutral bus bars required on each side of the hot bus bars?

In a secondary panel (not a service panel), the grounded (neutral) bus bar is to be kept isolated from the grounding conductors (250.24(A)(5)). In article 408, the code has this to say... National ...
1
vote
1answer
44 views

Are there electrical outlet plates or devices that can be put inside the electric box to measure power usage?

There are some outside the outlet devices that can measure power going through outlets like these: But it's pretty massive and 70s looking. Has internet of things permeated to power usage yet?
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vote
2answers
77 views

What type of damage can power surges do?

I've lived in this apartment for a couple of years and electricity have always been bad (a demand in power from a device systematically causes others to fade off). I know that a power surge can cause ...
1
vote
1answer
36 views

Replacing two-plug outlet with one plug + one guidelight

I am replacing a two receptacle outlet in a hallway with a newer Leviton outlet-guidelight combination. I noticed that the outlet box has two wires coming in, both with one hot/one neutral. The new ...
0
votes
0answers
30 views

How do I wire my ceiling fan?

In my bedroom I had a ceiling fan with lights. In one of my closets there were no light but a box with wires. I installed a light in my closet with a pull chain because I tried to figure out where the ...
3
votes
1answer
41 views

New water heater sometimes cold, sometimes hot

I have a new electric water heater (a week old). It does not operate correctly. It took nearly 24 hours initially before there was any hot water. Then we had hot water for maybe half a day. Then cold ...
0
votes
1answer
75 views

Can i use two AC sources to power one load?

I have a 1.5 KW Solar array with a 48V battery storage of 8KW, I am planning on using a 1KVA generator to back up the solar power system in case the solar system cant power the load on its own(both ...
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0answers
41 views

Tankless water heater beeps and causes power surge

We have a new tankless water heater. Every time we turn on water lights through out house flicker and water heater starts beeping. Any ideas on what causes this to happen??
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3answers
85 views

How to Recharge Manlift?

I got my hands on an old Top Horse manlift. It looks pretty much just like this one. I tried plugging it in and turning it on and nothing happened. I think the batteries are long dead. My question ...
0
votes
0answers
31 views

New foot control for existing jeweler's flexshaft has different plug

The flexshaft variable-speed foot control for my 25-yr-old 1/6hp jewelry flexshaft died, and I purchased a new "compatible" foot control. The new foot control plugs are male, 3-prong (that goes in the ...
5
votes
4answers
601 views

Can I test an unwired light fixture with multimeter?

I’m looking at a light fixture on Craigslist, but I’d like to see if it works first. I have a multimeter that I needed for another project. Can I use the multimeter to test the light fixture before ...
0
votes
1answer
48 views

230V Single phase connection for 2 HP Table saw to the breakers in the panel

For the 230V is the connection to the panel breakers made to L1 and L2 plus ground? This being two breakers side by side. OR Two L1 connections and ground? Breakers on opposite sides of the panel.
1
vote
1answer
64 views

AC Voltage on Coaxial Cable (Cable TV)

I have an issue with my cable box (with DVR). Every morning it displays the word "Boot". I have to reboot it in order to restore cable service. I called the cable company (Comcast) and they came ...
1
vote
1answer
88 views

Are all ungrounded >120v outlets now outlawed?

I understand that in 1996, NFPA outlawed the NEMA 10 series outlet for new work. This is an ungrounded outlet, which provides 120/240v split phase (hot-neutral-hot). I wonder if the same is also ...
1
vote
2answers
42 views

electric in bathroom

light went off in bathroom.I thought bulb had blown but I changed all bulbs and still no light, also checked box switch not thrown, it is an over the mirror light fixture, what do you think problem ...
0
votes
2answers
69 views

Confused by wires coming from ceiling outlet box

Hoping I can get some help here. Trying to figure out the wiring in my outlet box for a ceiling fan install. I have two black wires, two red wires, two white wires, and then a bare wire for ground. ...
1
vote
4answers
133 views

220v extension cord

I have a 220v tanning bed. The bed has a 4ft cord ; need to extend another 10 feet to reach 220v dryer outlet . The bed came with a homemade extension, but plug doesn't fit our outlet. Homemade ...
1
vote
3answers
35 views

Mount ceiling fan to joist on sloped ceiling

I need to mount a ceiling fan to a ceiling joist in a sloped ceiling. I recently installed an electrical box onto the joist for this. The problem I have now is that the ceiling fan bracket is intended ...
0
votes
1answer
26 views

Wiring fan only

Removed the light unit from my ceiling fan. The wall switch controlled the light only, had to use pull chain to turn on fan. How do I wire the wall switch to control the fan.
0
votes
1answer
46 views

Why does my GFCI trip randomly?

I have a GFCI in the kitchen has started tripping all of a sudden. It may trip several times a day. I have the same things plugged in that I have had for months. Nothing has changed with the usage so ...
5
votes
2answers
50 views

What is the *interrupting rating* of a GFCI receptacle?

Say, we have a UL943 compliant 15A GFCI receptacle on a garden-variety 15A grounded branch circuit. Some nitwit comes along and wirenuts the receptacle's load-side hot to the branch circuit ground, ...
6
votes
4answers
376 views

Range plug prongs are slightly exposed - Is that dangerous?

I just had a new range installed in the kitchen. The cord's prongs do not quite go in all the way. There's not a lot of space, maybe 1/8th to 1/4th inch. Is there any risk to the prongs not going ...
1
vote
1answer
47 views

Finished basement outlets, GFCI or AFCI?

I am finishing a basement and I am not sure if I need to install GFCI or AFCI outlets. Is it better to use a GFCI/AFCI breaker instead of the outlets? NOTE: the finished basement will be used as a ...
1
vote
2answers
76 views

Using an 18.3 AMP appliance over 14 gauge wiring

I recently purchased an indoor infrared sauna that pulls 18.3 amps I read that the max capacity for 14 gauge wiring is 17 amp on a 110 volt service Can I safely use a 20 AMP breaker with 14 gauge ...
0
votes
0answers
46 views

NEC 6/12 rule clarification

I understand that you must have an electrical receptacle 6 feet from any obstruction or break in the wall, such as a doorway, and no more than 12 feet from the previous electrical receptacle. Does ...
8
votes
3answers
642 views

Is a GFCI receptacle device a circuit breaker? [duplicate]

I have been told that a GFCI receptacle is a "circuit breaker" in the sense that it will trip under overload. Everything I know, have been told, and have read from experts to manufacturers says this ...
0
votes
1answer
22 views

What are the options for installing an outdoor outlet in new stucco (not retrofit)

Previous questions pertain to adding an outdoor electrical box to old stucco (How do I install electrical through existing stucco (e.g. "old work") ). What are the ways it's done on a wall ...
0
votes
3answers
34 views

Electric water heater power switch

Q1: Should there be a(n emergency) power switch next to an electric water heater? Q2: If A1 is no, is it okay to have one anyway? Q3: If A2 is yes, what kind of power switch should I use? I don't ...
9
votes
6answers
4k views

Can I put an outlet inside of a wall?

I want to mount a tablet to a wall with a charger but I don't want the charger to be visible. Can I put a normal wall outlet in the INSIDE of the wall and just plug in the charger inside the wall? ...
1
vote
1answer
47 views

Removing switch from gang box. What is the appropriate way to cap the circuit?

In my new house I have a couple rooms where the wall switch controls the outlets. I would like to remove the switch and cap the wires and then install a blank wall plate. What is the proper way to cap ...
0
votes
1answer
91 views

I can't work out what this switch is for

In my new home, on onr 1 wall, there is the switch shown below. I would have assumed it was for an electric fireplace, but there are no signs around it at all. what is this switch most likely for? ...
0
votes
2answers
79 views

Wiring two lights and two switches using a single 14/3

Trying to wire 2 fixtures with power coming in at one of them. Can I run a single 14/3 from powered fixture to 2 gang switches, then branch from the powered fixture to the remote one? Thanks for any ...
23
votes
4answers
2k views

How can it be dangerous to feed a water heater from two separate panels?

In a recent question, a user asked "Can a water heater be installed between two apartments and wired to both apartments' breaker boxes, effectively splitting the bill between the two?". One of the ...
1
vote
2answers
56 views

Is it possible to recognize a flickering LED from its technical data?

LEDs often flicker and I hate it. You rarely see it directly, but you can recognize it when you do fast movements with your hand or so, while the LED is the only light source. The movement then does ...
3
votes
3answers
336 views

splitting a water heater bill

Can a water heater be installed between two apartments and wired to both apartments' breaker boxes, effectively splitting the bill between the two? It's a 220-volt heater, and this is a retrofit ...
1
vote
2answers
59 views

Is it OK to run NM-B cable from outlet behind TV to surge protector?

I already know that I can't run a TV's actual power cord behind the wall to a surge protector. Here's what I'm thinking about doing instead. Mount a recessed outlet behind the TV, run the cable ...
4
votes
2answers
724 views

Can an open junction box be allowed over an enclosed ceiling?

I am renovating my basement and there is currently a suspended ceiling. After removing some of the tiles I noticed there are some junction boxes without covers. I want to replace the suspended ceiling ...
0
votes
1answer
25 views

Replacement part for coal stove blower rheostat

I have an Alaskan coal stove and my blower rheostat broke this morning. I opened it up hoping to be able to fix the part instead of buying a whole new fan controller. Any motor controllers that I ...
8
votes
3answers
1k views

Wall dimmer switch is warm to the touch after leaving the light on - cause for concern?

Our house is about 25 years old, though we have lived here less than 2. Our master bath has a dual light switch, one for the main light bar over the sinks and one for the lights above the shower ...
0
votes
2answers
63 views

Fans/lights switches can be turned on/off from different locations

I have three ceiling fans (with lights). Each fan has a faceplate with three on/off switches on the wall. It would all be very simple if either turned off or on either the light or the fan - but it ...
3
votes
3answers
61 views

How to run wire through steel garage floor system

We are building a carriage house, with a 4 car garage and a basement underneath. The basement has steel I-beams and the metal b-decking that the garage floor is poured on top of as a ceiling. What ...
0
votes
1answer
35 views

Plumbing/Electric in same sleeve

Can a plumbing drain and an electric wire be run in the same 4" sleeve between floors. Not sure of code requirements.
1
vote
1answer
31 views

Electrical wiring of bathroom box with only black and white wires [closed]

I moved a bathroom box that contained 3 separate switches in it. It contained a light switch, a fan switch and a heat switch. When I looked on this site, it said that there is normally a red wire ...
1
vote
2answers
65 views

How to connect my new light fixture that has 2 (+ground) wires to the ceiling box that has many?

I have lots of wires coming from my ceiling box. I guess because of two wall switches that turned on old fixture. Check the image below. Analog voltage detector "beeps" on black wire in the middle ...
1
vote
1answer
80 views

Why am I only getting 130 volts at some power sockets?

In my living room (in Germany) I have one line, going from the fusebox around the walls with around 7 power sockets on it. Four of those sockets have the normal 230V on them and work properly. Three ...