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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Integrating hard-wired smoke detectors with fire sprinkler waterflow sensing

If you are in a house with interconnected smoke detectors (hardwired or hardwired/battery combo), can you interconnect them with the waterflow switch for a home fire sprinkler system, or do you need ...
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1answer
4k views

How do I know if a ceiling fan with light and the switch are wired correctly?

There was a old ceiling fan with light and remote in a bedroom of my house that didn't work. It also had a switch with 2 knobs that pushed in and turned labeled motor control and 300 w perm instld ...
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1answer
50 views

Touch Lamps Misbehaving

I am rewiring my house with major upgraded wire. I am installing #12 armorflex wiring and conforming to commercial code. Yes, I know most people use romex for houses, but I have seen plenty of attics ...
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2answers
51 views

buried LPG line crossing new electric line: code requirements?

Trenching for 1" Non-Metallic Liquidtight Conduit Type LFNC-B with 18" cover (10-3 W/G UF wire installed, 240V with 30A breaker) to serve a well. Just bumped into LPG line crossing conduit's path at ...
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1answer
71 views

Ceiling Fan and separate ceiling light fixtures

I just replaced my ceiling fan in the kitchen (has no lights). I also have a separate light fixture. Before replacing the ceiling fan, I would turn on one switch to turn the fan on or off, and the ...
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2answers
21 views

hampton bay ceiling fan quit working

my ceiling fan is hard wired with no switch only operated by remote control.it stopped working so I replaced the remote control,which worked for about a year.i opened the remote and could find no ...
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2answers
69 views

Safely use a bare light socket

I've got a box of sockets like this: I was planning to mount a few of these on the ceiling, but am wondering about safety since the hot wire is essentially exposed, and would be very close to one's ...
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3answers
14k views

Why do light bulbs all over the house burn out disconcertingly fast?

I've found a couple answers to this question. This generally revolve around the scenario where it's bulbs in a general area such as a fan. My issue is that light bulbs all over the house burn out ...
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1answer
113 views

How can I rewire a three-wire ceiling fan installation where there is a two-wire set up?

I installed a 3 speed ceiling fan with a dimmable light in the bedroom where a standard 2-wire light fixture used to be. After months of unsatisfied performance of these battery operated wall ...
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1answer
59 views

ADSL + Ethernet Surge Protection. What is chaining?

I would like to protect my home network setup with surge protectors. The products I am looking at are: APC Essential SurgeArrest 5 outlets 230V APC ProtectNet standalone surge protector for ...
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3answers
18k views

How much less power does a three-phase A\C unit use as apposed to a 220v unit?

I'm planning to install a 5 ton central AC. I'm deciding between a condensing unit that runs on 220V and a costlier unit that runs on 207Y three-phase. My understanding is that three-phase motors use ...
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0answers
18 views

pot light not working

I have a single pot light that does not work. It's at the entrance to highlight a mirror. The bulb works and the switch is good. The problem is that their is no power in the pot. Took the pot down and ...
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1answer
147 views

How do I wire a light controlled by two switches?

The ballast in one of our oldest florescent lights finally died, so I thought it would be a good opportunity to replace it. The wiring was a bit of a jumble (I should have taken a photograph). We ...
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1answer
116 views

Replaced outlet, no power to that circuit

I am not electrician. I am a DIYer and have some experience with replacing breakers, doing basic electrical work, but nothing really "advanced". An outlet was recently cracked, and my roommate went ...
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2answers
36 views

Carpet cleaner keeps tripping outlet

I have a carpet cleaner. The first time I turn it on, I can use it for about 5 minutes before it trips an outlet's breaker which disconnects the power to the used outlet. I then reset the outlet ...
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1answer
46 views

Replacing a 3 way switch that is connected directly to the house wiring

I am trying to install a dimmer switch on my three way circuit in the kitchen. When I removed the existing switch, the traveler wires look to be hooked directly into the wiring of the house from the ...
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1answer
31 views

Open Ground on Grounded Outlet

I have a room that has six outlets. Two of which are healthy with ground and ~120V coming through. The other four report open ground with one of the four not working at all (no juice). I've checked ...
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1answer
29 views

Does installing electric heated floors require dedicated electrical?

I would like to install electric heated floors throughout a home built in 2008 (In BC, Canada) to replace a forced air furnace system. I am wondering if this project will require running a new set of ...
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1answer
28 views

Solar charge controller wiring

I have the proper polarities connected from the panel and battery to the controller. Above is a photo of the HQRP charge controller wired to a 30watt 24v solar panel and this 24v battery: I ...
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1answer
33 views

plug conversion from 6.20p to 10-50R

Is there a way to plug a 6-20p 208/220/250v plug into a 10-30r receptacle? I can't seem to find an adapter for this. I bought a 220v fahrenheat heater and want to be able to plug it into a range or ...
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1answer
24 views

Fan coil wiring problem with new thermostat

I'm trying to upgrade to a new line voltage thermostat. The new thermostat has many more connections, including three fan speeds. My current system has a manual fan switch on the wall so all I need ...
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1answer
68 views

Does adding a disconnect box below the meter mean that my service panel is now a subpanel?

I don't understand the bonding at my main disconnect. My problem is that my main panel in the house was wired OK with the neutral bonded to ground. The power company added a disconnect box below the ...
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0answers
51 views

Why does a wall plug show only 20V instead of 120V?

I have two outlets that test at 20V, or sometimes 60V. They should be 120V.
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3answers
258 views

Do under cabinet electrical outlets meet code and be passed by NEC in new construction?

I would like to have the quartz back splash be clear of outlets and have them in a strip at the back under side of my kitchen cabinets. The electrician currently is telling me that these strips will ...
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1answer
793 views

What could cause my recessed light to not work?

I replaced a flood light lightbulb in recessed light fixture, thinking the previous bulb had burned out, but that new bulb isn't working either. I've tried a regular lamp bulb to ensure my new ...
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0answers
15 views

Whirlpool Flatop

I was in the process of cooking when I noticed that my food was no longer boiling. The red indicator light was still on. I held my hand over the burner and they both were cold to the touch. I went to ...
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1answer
39 views

Can I wire a box with two 120-volt duplex outlets each wired to one leg of a 240-volt 3-wire plug?

In my shop I have plenty of NEMA 6-20Rs (240-volt, 20-amp receptacles) and not enough NEMA 5-20Rs (120-volt 20-amp receptacles). These are all right next to the panel. My goal or my desire: I want ...
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1answer
91 views

What causes power to enter ground?

In trouble shooting this we found that an outside outlet had 70 volts coming through its ground. We went inside and disconnected everything but what is shown. The white is to the common, the red and ...
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0answers
34 views

What size fuse wire do I need for a 4 kW single phase 220V geyser?

What is the type and gauge of wire that I should use for fuse wire which is feeding a 4 kW single-phase geyser?
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1answer
94 views

How do I rewire my existing garage lighting so that one fixture is controlled by a new switch?

I have one switch that turns on the 5 light fixtures in my garage. I would like to add a switch where only 1 light comes on to save wear and tear on all my light fixtures. My thoughts are to run a ...
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0answers
33 views

Estimated cost to add dual zone A/C units that have been ripped out of a foreclosure? [on hold]

In regards to a 3300 sq ft 2-story foreclosure in FL. Built 2005... They ripped out both A/C units, one was in the garage and one was in a closet upstairs. The house has all the duct work, only the ...
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2answers
151 views

How do I wire a bath fan?

I installed a new bathroom fan. I ran a wire to the light switch, but when I opened the box, there were only two wires inside. How do I wire it so I have a switch for fan and light?
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2answers
58 views

Gas fireplace comes on by itself--not good

My natural gas fireplace has a mind of it's own. It has been working properly until today--it decided to come on by itself It has been cold (15 degrees) here in SC--could this be the problem?? The ...
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1answer
39 views

How can I extend an old ceiling box to fit a SmartHome relay?

I have an old ceiling fixture box, the kind with the stud/hickey in the center that looks like this: I want to add a fixture to this box (currently it's unused.) I also want to use a SmartHome ...
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1answer
71 views

Can fluorescent recessed lighting with four wires be converted to a two wire incandescent socket?

I have ceiling lights in the kitchen that are fluorescent recessed can lighting with four wires, can they be converted to a two wire incandescent socket?
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1answer
42 views

Can I use a split tab switch for mains voltage and low voltage?

LeGrand (Pass & Seymour) make a multi-control single pole switch with a split tab TM8113WCC, which allows for the control of two independent circuits on a single yoke (one box). Code question: is ...
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1answer
168 views

Why would changing ceiling fan speed cause an AFCI breaker to trip?

I recently installed 2 ceiling fans with Lutron combination light and fan dimmer switches. On both circuits, if more than a half second or so is taken when selecting the fan speed (that is, a delay ...
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1answer
77 views

Why are LED bulbs in a cooker hood flashing when I put in the fourth bulb?

I replaced 4 bulbs on a cooker hood with LED bulbs. Three will work ok till I put in the fourth; then they flicker once when turned on but will not stay on.
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0answers
47 views

Can a GFCI receptacle share the neutral wire of another circuit?

When I connect my GFCI receptacle on one circuit that shares the neutral wire with another circuit, it immediately faults out. If I remove the second circuit from the neutral there is no problem.
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1answer
43 views

How can I install a new lighting circuit in my kitchen?

I would like to install 2 new light fixtures and a switch in my kitchen. Currently the kitchen has three lights each controlled by their own switch. I want the new lights to have their own switch ...
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0answers
58 views

How do I install a SensaSwitch on a 3-way circuit?

I recently purchased a SensaSwitch, Manual-ON / Timed-OFF (PDF of instructions) and I cannot install it in such a way that it performs as I desire. I have a switch at the top of my basement stairs and ...
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1answer
40 views

Can a bathroom fan be mounted on one of the interior walls instead of the ceiling?

Can a bathroom fan be mounted on one of the interior walls instead of the ceiling, and still meet code?
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3answers
342 views

Door open lightswitch for sliding closet doors

My closets are the kind with door doors, either of which slides to the side, overlapping the other. I'd like to have the light inside the closet come on when either of the doors is opened. This is for ...
2
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2answers
322 views

How does this power outlet configuration in my new home work?

I just moved in to a new home I'm renting to find this, near where a TV would usually be installed. This is near TV height, under a TV mount that was installed by the homeowners. And this is on the ...
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1answer
83 views

Is it okay to place two battery chargers on one 30 amp circuit?

I have a 30 amp 240 volt circuit out side in my garage and I want to hook up two 10 amp 240 volt circuits. The equipment I am hooking up are battery chargers. Can I install fused down disconnects on ...
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0answers
26 views

How can I install ceiling mounted recessed occupancy sensors?

I am looking to replace my current lighting circuit with a motion detector and wondering what is the best way to do this? I currently have 6 spot lights, controlled by 2 switches on either side of ...
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1answer
86 views

How do I figure out what this 30amp 2 pole breaker is doing?

I have am looking for space in my circuit breaker panel to do an upgrade. There is a 30 amp dual pole breaker labeled "water heater". Our water heater was upgraded to a tankless about 6 years ago and ...
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1answer
83 views

Is my water heater installed properly?

Why do all 3 pipes..the hot, the cold, and the over flow valve run hot water. I can tell by the touch. the overflow which I'm used to having a free flowing tube attached to a pan is connected to a ...
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2answers
83 views

Why is my dimmer switch buzzing?

We had 2 dimmer switches that had stopped working (lights were on 100% regardless of how turned the dimmer switch was. I checked the back and went out and bought 2 new ones, turned the electricity ...
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4answers
2k views

Will switching to LED lightbulbs make a significant difference in my electric bill?

I asked Reliance Controls about a THP103 meter that I was having trouble with. Turns out that its not a true RMS meter and thus is unable to give you accurate readings on a CFL or LED installation. ...