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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1answer
61 views

Size and kind of wire required to go from main panel to garage 400 ft away

What kind and size wire do I need to run underground, from the main panel in the house to a garage 400 ft away, to get 60 AMPS (usable) at the sub panel in the garage?
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1answer
72 views

Replaced outlet still not working

I have 1 light switch and 1 outlet in a 2 gang box in the kitchen. The old gfci outlet stopped working so I replaced it with another but it still doesn't work. The new outlet is gfci too and I can't ...
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0answers
46 views

Connecting to overhead line from meter for multiple panels

At the main power pole we have a meter with a 200 amp disconnect. From the meter we ran about 250 feet of aluminum wire overhead in a straight line. 2 hot and neutral. What we are wanting to do is ...
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2answers
55 views

Should I install a sub-panel or add a second service drop?

I am considering converting my barn into a woodshop. It would require me upgrading the current wiring to handle the tools that would end up in the shop. I have a very old farm house and the main ...
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2answers
41 views

Electrical Circuits in my Greenhouse

There's a 40A circuit in the greenhouse that's separated into 5 individual circuits consisting of two 15 amp breakers and four 20 amp breakers, one of which is unused. If I run 2 small electrical ...
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2answers
61 views

How to control a set of lights with a switch and a subset with another switch

Hey i am installing recessed lights in my bedroom and was wondering if anyone had thoughts on how you would have the main switch power all of the lights but another switch only turn on a few by the ...
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1answer
40 views

Ceiling Fan update with Metal Sheathed Cables and Romex

I have a few questions here. I was checking out my ceiling fan to see if I could install a separate switch for the fan and the light. When I got into the attic, this is what I found. Questions.. I ...
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2answers
60 views

Unusual three-way+ light configuration

I have been working through the wiring in my house to add in gfci's in the appropriate locations and update outlets and switches. I am familiar with usual three-way and four-way light set-ups and ...
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1answer
55 views

Wiring switched-controlled GFCI outlets outdoors

I have a dedicated outdoor 20 amp circuit (GFCI breaker) in my yard that was for a pool we got rid of. 2-gang box w/weatherproof cover. I want to install a GFCI outlet that is controlled by a ...
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1answer
75 views

Can I bury a bare ground connecting rod?

We just ripped out an old rotting deck at our house, this exposed the wire that connects the electrical panel to the grounding rods. There is a PVC pipe encasing the wire from the panel to ground ...
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1answer
53 views

How should grounding be handled for multiple RV pad feeds?

Trailer pads were wired at my deer camp over 15 years ago. The main power pole has meter with 200 amp disconnect. From the meter a 3 wire service was run overhead to each pad. At the first breaker ...
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3answers
247 views

Why does my mobile home's panel read 240 volts between hot and neutral?

The red leg of the panel in my mobile home reads 240 volt from hot to neutral. What might be the cause of this? It's causing the light bulbs to pop, and I'm afraid to turn on any appliances
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2answers
105 views

How do i know how many amps to send to my subpanel?

I am building a 24'x15' woodworking shop inside a larger pole barn. I want to put a subpanel in the shop fed by the buildings main panel but how do i estimate the size of the breaker to use in the ...
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2answers
62 views

Do I need USA-color-coded wire on fixtures with flexible cable?

I often obtain lighting fixtures with flexible cords (but no plug) intended to be fed into a box and spliced. (e.g. this LED flood light). They are made in China for a world market, and have Euro ...
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1answer
55 views

How to wire a three-prong extension cord to 110 outlet?

I have a 1000w inverter wired to a 12v DC battery. The inverter has two GFCI 110 outlets on it. I want to run an extension-style cord from the inverter receptacle but cut off one end and wire a ...
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0answers
22 views

dimmable led bulbs won't work in dimmable fixture

Our living room has 4 dimmable lights controlled by 1 switch and slider. Many years ago, we replaced the incandescent lights with fluorescent bulbs (we didn't know that fluorescent bulbs don't dim out ...
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1answer
37 views

Subpanel run to secondary floor apartment from basement [duplicate]

What size wire would I need to run a 100 amp subpanel 28 feet away? I have 6/3 wire would that do it?
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1answer
31 views

Replacing Non-Working Single-Pole Dimmer Switch

Ok- so I hope I explain well- I will also attach photo. Dimmer switch and switch to fan located in same box. When we removed the plate, the cords came out of there locations before we could see what ...
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3answers
421 views

when there isn't a ground wire , is it ok to ground to the neutral on a outlet? [duplicate]

When there isn't a ground wire, is it okay to ground to the neutral on a outlet ? There is no ground wires to my outlets.
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2answers
49 views

Correct sockets to be used with 277v light bulbs

I am a project that requires 277v lighting. I have found medium based light bulbs that are rated to work on a 277v circuit but the not a medium base socket that is rated for usage above 250v. I have ...
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1answer
55 views

How can I Run a 230V 50hz tool on 100V 60hz

I have a drilling machine bought in England which I want to use in Japan. I believe I will need some kind of inverter. Suggestions for the cheapest way to do this?
3
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2answers
70 views

Are barrier terminal blocks or bus bars inside a junction or weather-proof box up to NEC code?

I'm going to be adding some Particle Photon relay control to some receptacles so I can remotely turn on and off appliances and lighting. I'm going to house the Photon board and relay in a ...
2
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1answer
33 views

Modify T3 Bulb for a T4 Socket

I messed up and got G8 T3 LED Bulbs to replace G8 T4 Halogens. The bulbs work just fine in the sockets except the pins are smaller than the socket was designed for (T4) and don't stay well. They ...
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0answers
33 views

Problem with light switch

I have a situation where power comes to a switch and the light either won't go on at all or else it stays on continuously. What can be wrong?
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3answers
71 views

Can I wire 3 switches to 3 devices through conduit with a single hot and ground?

I have a bathroom fan/light/night light combo unit that allows for all 3 features to be switched separately (a connector for each). I want a timer for the fan, and separate switches for each light. ...
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1answer
94 views

Drop Ceiling Carrying Current?

After we use our shower, our ceiling makes a buzzing noise (sounds like a bug stuck up there). When my husband moved the drop ceiling tiles he noticed one rail is carrying current (it was throwing off ...
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3answers
69 views

Removing Outdoor Lights

I have three outdoor lights (2 porch and 1 sodium bulb) that are controlled by one switch inside. The sodium bulb light fixture (it is large and boxy) has been removed and there are currently two ...
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4answers
223 views

Can push-in wire connectors handle 20 amp circuits?

Can push in connections handle 20 amp circuits? The box claims that 22 to 12 gauge wire can fit, but little else. Sorry if this is a silly query.
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0answers
56 views

Shock from Electrical Testing Panel [closed]

While performing the high voltage test on object I received a shock from the panel. Both The panel & test object was properly earthed. I checked inside the panel and there was no broken wire ...
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3answers
90 views

Why is my air compressor drawing too many amps?

I have an old air compressor (1970s/1980s vintage) that has recently started tripping the circuit breaker that it is on. I hooked up a clamp meter and found that when the compressor motor is running ...
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2answers
58 views

Will a 1500VA autotransformer do the job for an appliance with 13A and 120V?

I have a device that says it is 1500W. However looking at the specs, it says it is 13amps at 120V. If I multiply A x V then that is actually 1560W. I'm just wondering, if I then get a transformer ...
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6answers
4k views

Can I safely use a 9w LED bulb in place of a 40w incandescent?

I bought a reading lamp that on the box says: Max 1x40W The shop also sold me an LED light bulb that says: 9W=75W So my question is, can I use light bulb or not? I am confused between the 75W and the ...
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1answer
69 views

Can I use a 1KW inverter along with a motor starter to power a water pump?

For a long time, I have been using a Jinasena N110T/1 water pump. The specs are as follows: 1" x 1" H max 80ft 1000 gph @ 42ft 0.75 HP 220-240V 0.56KWh I have heard from many places and other ...
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1answer
64 views

New dryer, old outlet

We just moved into a rental and will only be there 4 months. The dryer plug is three prong and our dryer is 4. Our landlord is kind of useless so we're not sure if he'll make an effort to do anything ...
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2answers
107 views

Can I split a single nonmetallic cable to multiple lights?

I have a ceiling fan which gets a single nonmetallic cable feed from a wall switch. I want to replace the ceiling fan with 8 light sockets mounted on the ceiling. 120 volts, 12 gauge wire, 16 amp ...
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1answer
48 views

How do I convert a LED PIR Light to a switched only light

I have a 10w LED PIR light with a faulty sensor. The light works fine on its own but only stays on for a few minutes when switched off and then back on again. How do I convert this light to a switched ...
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2answers
55 views

Ceiling rose with twin wire, no earth?

I have a ceiling rose with a twin live / neutral wire and no earth. This is unexpected as the house was built in 1986 and the light switch does have an earth. Can I still use this with light ...
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3answers
30 views

Is this ceiling pendant double insulated?

I bought this ceiling rose off Amazon (http://www.amazon.co.uk/Modern-Antique-Brass-Ceiling-Lighting/dp/B00CJ9GE9Q): It's not like others I've seen as it has a black input sheath to a connection ...
2
votes
3answers
151 views

A closed breaker has some voltage going through - how is that possible?

Some background first: I have a single-phase system (220V). I installed an RCBO direct from the external supply and then the output from that went into the main breaker panel outside the house. I ...
3
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2answers
151 views

Electrical outlet

I purchased a small freezer and the instructions state to plug it into a three prong outlet. In my garage there is a 2 prong outlet that I use with an adaptor. Is it safe for me to plug the freezer ...
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3answers
55 views

Power Box Installation Code [closed]

House being built has had the power box installed on bedroom wall EXACTLY where the occupants bed will be situated. Just plaster sheet between the power unit and persons heads! Is this legal? What are ...
1
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0answers
26 views

Can I use a round metal electrical box for an exterior light fixture to be mounted in an insulated concrete form (ICF) wall?

Can I use a round metal electrical box for an exterior light fixture to be mounted in an insulated concrete form (ICF) wall?
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1answer
25 views

Can a GFCI plug on the same circuit as a range cause a fault for power getting to the range plug?

I have a standard 220v plug for an electric range. There is also a GFCI plug along the same circuit but it is tripped and I cannot get it to reset. If the GFCI plug is tripped could that cause a ...
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1answer
95 views

Why does my Ring doorbell keep repeating the chime?

I installed one of those fancy new Ring doorbells (the video / WiFi connected doodads) and it keeps repeating my doorbell chime. When you press the button to "Ring" me, the doorbell chime rings and ...
2
votes
2answers
81 views

Putting a plug on a light fitting

I bought one of these: http://www.ikea.com/gb/en/catalog/products/50279373/ I would like to plug this in to the wall rather than hard wiring it in to the ceiling. Am I right in thinking I can connect ...
1
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1answer
45 views

Less-than-common home wiring systems? [closed]

I am wondering if those wiring would be useful in a home environment: Low-voltage DC wiring (isolated from mains,) for example a DC 12V system, in addition to the mains power. Optical fiber instead ...
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3answers
42 views

How to switch a single pole light to

I have 8 recessed can lights in the ceiling of my finished basement. The lights are operated by one pole switch w/dimmer. Is there any way to separate the can light in order to turn on one row at a ...
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1answer
62 views

How to test ground/neutral without outlets?

I use this simple plug device to detect any ground/neutral problems in outlets and if they're properly installed. What can I use on open wires in an electrical receptacle to emulate the same test?
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1answer
84 views

Why is there a line connecting two light switches

I am trying to install a new z-wave light switch. But I have encountered something I can't figure out. I have two light switches in the same box. They both have a hot and neutral wire connected to ...
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2answers
40 views

Light bulb keeps going out, but isn't burned out.

Recessed light (can) in living room ceiling went out. When I touched it to replace it, it went back on, only to go out again the next day. I screwed it in tighter and it went on, only to go out again ...