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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2answers
991 views

Is it safe to wire a plug-in sconce directly to the junction box?

There is a wall sconce that I would like to buy, but it is a plug-in variety and there is no power outlet nearby (only an existing light fixture). Is it safe to cut off the plug and wire it directly ...
2
votes
3answers
269 views

Is it safe/compliant for one circuit to supply grounded wall outlets in both a kitchen and a living room?

On one side of my wall (in kitchen, not the refrigerator or stove plug) is a three prong grounded outlet. Would it work without overloading a circuit to put a new outlet on the other side of the wall ...
1
vote
1answer
351 views

What would cause a hardwired smoke alarm to give one short beep when appliances are turned on?

I have hard wired smoke detectors. I've noticed that when I plug my tablet into a power strip connected to an outlet in my living room it caused the upstairs detector to emit a quick beep. I now ...
2
votes
0answers
198 views

How do I troubleshoot a newly installed non-working outlet?

I recently spent several frustrating hours trying to figure out why an outlet on a new branch circuit would not power a load even though there was proper polarity at the outlet, my non-contact voltage ...
1
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2answers
2k views

How can I control several LED strips with one remote control?

I want to install several LED strips that cannot be connected to each other. Each would have it's own power supply. Is there a way to control them all with a single remote control? I seen several ...
2
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1answer
830 views

How do I troubleshoot an intermittent problem with a ceiling light/fan?

We have a ceiling fan that includes a light fixture. One day the light went off several minutes after turning it on. I checked the panel, and found that the breakers were ok. Room receptacles from ...
4
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2answers
1k views

Why does my GFCI trip when I plug things into load side receptacles?

I installed a new outdoor circuit. The line comes out of the house and into the LINE side of the GFCI outlet. I connected a wire to the LOAD side and ran it to two standard outlets downstream. My ...
3
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1answer
1k views

How do I wire a GFCI to provide continuous power to a dishwasher and switched power to a garbage disposal? [duplicate]

I am replacing a regular three pronged outlet with a GFCI for my disposer and dishwasher. There is a white, black, red and ground. How do I install it so as to keep constant power to the dishwasher, ...
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1answer
2k views

How can I get my fluorescent light fixtures to work with an occupancy sensor?

I have a Leviton PR150-1LI occupancy sensor in my garage. I have two 4 foot T8 fluorescent fixtures (each has 2 bulbs). Neither fixture originally had rapid magnetic start ballasts. At this time, the ...
2
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2answers
3k views

Why would the electricity intermittently trip out when turning on a light switch?

I live in the UK and recently had some building work done (replastering, new light fixtures, new switches, laminate flooring, etc). During the work the builders discovered a lot of dodgy electrical ...
6
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3answers
1k views

Is it okay to run a switched and unswitched hot on the same neutral?

I have a room where I need to toggle the lights by a switch and the outlets in the room to not be affected by the switch. As they are on the same circuit, am I able to run a 3 wire cable from the ...
3
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1answer
3k views

What is a bus bar in an electrical switch board?

I am doing some research in electrical wiring and mains switch boards and was wondering what a bus bar is and what it does?
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1answer
958 views

How can I connect a 120V compressor to a 3 phase WYE 208 electrical system?

I have 4 cables from a power supply which are 3 phase WYE 208 volt. so if I measure between neutral and hot I get 120V. The problem is that I need to hook up a compressor for 110V single phase (just ...
3
votes
2answers
6k views

Is there a length limit on grounding conductor to ground rod?

My service panel is over a concrete patio, it was improperly grounded in the crawlspace. I cannot drive a proper ground rod in the crawlspace so I would like to drive one into the earth on the side ...
4
votes
1answer
3k views

How many ground rods are required for panel and subpanel?

I have a main service panel with two breakers: the main service breaker and a single large breaker to another subpanel in the same structure. All other circuits are serviced from the subpanel. My ...
3
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1answer
1k views

Can a built-in dishwasher be plugged into a receptacle?

We just bought a house in California. Can a built in dishwasher be plugged into an outlet or must it be hard wired?
2
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0answers
436 views

How can I wire a bathroom light switch which has an outlet, exhaust fan, and vanity light all from same junction box?

Trying to wire the bathroom light switch, but vanity light will not come back on. There are two wires, black and red, plus a ground wire that wasn't hooked to anything originally just touching the ...
7
votes
2answers
2k views

How can two different breakers both turn off the same circuit?

I have a 40 yr old home with circuit breakers. While looking for the breaker to turn off a circuit (I was replacing a light switch), I found that two breakers, on the same side of the bus, but ...
3
votes
2answers
8k views

Can my generator power my deep well water pump?

I have a 120/240 volt generator with an output of 3250 watts peaking at 3750. I want to be able to power my well water pump but I'm getting conflicting answers on whether this generator packs enough ...
7
votes
2answers
74k views

What wire gauge do I need for a 100 Amp subpanel at the end of a 60' wire run?

I am adding an attached garage to my house. I'm going to be putting in a 100 Amp subpanel which is about 60 feet away and run through the basement joists. What gauge wire do you recommend for ...
2
votes
1answer
159 views

How do I wire a switch to a fixture that is served by wires in an iron pipe?

I have wall sconces similar to the one pictured below in my apartment: The only difference between this and the picture is in addition to containing the switch, there is a power outlet in the ...
3
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2answers
4k views

How do I install a bathroom fan with its own switch?

There is an existing light fixture and switch for the light fixture. I want to add a bath fan with its own switch. What is the easiest way?
2
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1answer
353 views

Can I use 16ga wire to complete a 150W landscape lighting circuit?

I am installing some landscape lighting. The kit came with 14 AWG wire. I have 10 lights at 11 watts apiece and a 150 Watt power pack. I need a few extra feet of wire and have some 16 AWG laying ...
1
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5answers
2k views

Can a NEMA 6-15 Device be connected to a NEMA 6-20 receptacle?

I have a new -80 deep freezer that calls for NEMA 6-15R receptacle, but the old one it is replacing called for a NEMA 6-20. I note that the plug actually seems to fit in the 6-20, but is there a ...
3
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3answers
3k views

Can I attach the main ground from my service panel to the old steel water main in my house?

My current main ground is improperly connected to the water line in my house and I am planning on changing it this week. It is "connected" to (read: formerly soldered, now kind-of-sort-of laying on) a ...
0
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5answers
951 views

How can I connect a timer to my bathroom exhaust fan?

I have a bathroom fan, but it only runs when the light is on (i.e. no delay). The fan itself is really good, but it should really run on after (I think this might be part of the Building Regulations ...
6
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1answer
1k views

Why do my lights dim, when my neighbor's central AC turns on?

I understand that the lights would dim with a dryer or large AC on my own circuit system, but is it normal for that to happen when my neighbor's central AC turns on? I validated the timing (hearing ...
4
votes
5answers
359 views

How would I wire a thermal circuit breaker and switch together?

I want to wire a circuit breaker and switch to a GFCI and some other outlets. This is for power outlets on a work bench. Something like: I have this for a circuit breaker: and this for a switch: ...
2
votes
1answer
461 views

Can I run an unrelated electrical cable under a bathtub?

I have an older house with a mixture of grounded and ungrounded outlets. Every room has at least one grounded outlet in it, except one. I've long wanted to run a new cable to that room and at least ...
1
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2answers
4k views

Why isn't my GFCI receptacle working?

I am installing a GFCI outlet and I am having some issues. I have identified the hot and neutral wires. They test positive with the voltmeter when I turn on the switch. I connect the receptacle to ...
1
vote
1answer
174 views

Why aren't my motion detector lights working?

I have 4 motion sensing lights on 4 corners of my home and only one works and the other three do not light-up when I walk by... what might be the problem? Here is an attached picture to show the ...
4
votes
2answers
209 views

How can I recess an electrical outlet that protrudes from a glass mosaic tile wall?

The electrical outlet in my newly installed glass mosaic tile backsplash protrudes. How can I recess it without damaging the glass tile? It is a wall switch that runs to my disposal.
0
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1answer
194 views

Should I reorganize the main service panel when adding a subpanel?

I am currently in need of a new 240V circuit for a welder in the garage but my main breaker is full. Adding a subpanel seems to be the only solution that would be to code, but I have a couple ...
3
votes
2answers
916 views

What is the minimum size conduit/mast required for a 100 amp overhead service?

What is the minimum size conduit/mast required for a 100 amp single phase 240 volt overhead electrical service?
5
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2answers
4k views

How can I connect a 120V washer to a 240V circuit?

So we got a new washing machine to go in a house built in the late 50s. When the appliance installer came to deliver the appliance, we ran into a snag with connecting the washer...the washer appears ...
1
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1answer
434 views

How can I wire a single gang 3-way fan control and dimmer?

My client's new fan is installed on a 3-way switch above stairs. The switches are located top and bottom, on separate breakers. The fan and light are operated simultaneously. The light attachment has ...
1
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1answer
2k views

What could be causing a new 20 amp dedicated circuit supported by a GFCI breaker to trip?

I installed a dedicated 20amp circuit home run to support a single duplex outlet in a bathroom. The GFCI breaker is wired correctly. However, When I plug in a load such as a light a the breaker ...
1
vote
2answers
642 views

How can I locate a short in a 24V central A/C circuit?

My A/C is not working. I checked the panel and the LED light code told me that there was a fuse blown or a short in the circuit. I checked and confirmed that the fuse had blown. If the fuse blows ...
2
votes
1answer
1k views

Rewiring A Ceiling Fan - Add Wall Switch

I have ceiling fans in four rooms all with lights. The fans are hardwired to the breaker box, but the lights are on switches. I'd like to add another switch to control the fan, either on/off, or a ...
4
votes
1answer
1k views

DIY solution for open ground wiring where electronics need to be plugged in?

Although many of the original two-prong outlets in a rental property (built around 1958) have been replaced with three-prong ones almost none of them are actually grounded (the couple that are ...
1
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2answers
1k views

How do I wire this bathroom fan?

I am replacing a bathroom fan. The switch on the wall has three switches that were in use (one for the fan, one for the light, and one for the night light). I already took out the old fan and now ...
1
vote
1answer
646 views

How can I test my drill and batteries for faults?

Apologies if this is off-topic. I was given a used standard cordless 12v drill and 2 batteries, without the battery charger. The drill didn't work at all with one battery, and just turned slowly for ...
3
votes
1answer
300 views

How difficult would it be to replace these fuses with circuit breakers?

I had a fuse blow last night. While the short-term plan is just to replace the fuse wire, in the longer term I'd like to switch them out for circuit breakers for the added safety but mostly for the ...
5
votes
2answers
2k views

Can I put an AFCI receptacle on a branch circuit that shares a neutral with another branch circuit?

So, I have a Square D QO panel that had one of the original AFCI breakers go bad, and in the process of researching how to fix that, I learned a bit about this whole AFCI thing and how newer code ...
8
votes
8answers
28k views

How can I run Cat5e cable through a completely finished house?

My family and I are interested in buying a house that was built in 2002. This house is two floors on a concrete slab with a finished bonus room upstairs so there is no attic other than above the ...
0
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0answers
291 views

How do I change an overhead light fixture from one bulb to two bulbs?

The old overhead light had one bulb, and it's a 1974 house. I matched black wires to black wires for the two bulbs, and the white wires to the white wires. The light goes on but does not go off when ...
6
votes
1answer
4k views

How do you weatherproof a light switch?

I have a switch that I would like to put in a workshop in a potentially damp location. It's not going to be outside in the rain, but it's entirely possible that at some point water might get splashed ...
5
votes
2answers
13k 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 ...
4
votes
6answers
29k views

How do you release the wires from a push-in wire connector?

I would like to reposition some pot lights - before drywalling the ceiling. They have been wired using push-in wire connectors. How do you release the wires from a push-in wire connector ??
2
votes
3answers
2k views

How to independently switch a GFCI outlet?

I would like to add a plug outside where each plug would be independently switched. The use of this is to be able to switch a rope light and a fan separately. This is being added to a new breaker so ...