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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4 views

UK door entry system cable colours?

Can anyone make an educated guess on how to wire so the door bell rings? The flat used to have door phone entry system, but it doesn't work anymore. So it is used as normal bell. In flat we had a ...
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0answers
16 views

Need help with my wiring

I have a wire that goes to three lights in the basement. I had a plug installed off the light wire that worked for quite a long time. This week our cable went out, found out the wire was dead, but all ...
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2answers
206 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: ...
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4answers
77 views

Can armored bx cable come into contact with other metal objects?

I am running armored 12/2 bx to wire 4 high hats, the armored cable is grounded. There is a heating duct which I must go over, but the AC will come in contact with it... Is this ok or do I need to ...
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1answer
562 views

How do I wire a 3-way motion sensor?

I am trying to install a motion sensor switch on a 3-way switch in my laundry room. both 3-way switches function normally if I use them now. One 3 way switch, we will call it #1, is by itself. It has ...
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1answer
40 views

How can I wire this ceiling light correctly?

I have a ceiling light that decided to not to work. On inspection I found bare wires were sticking out under cover. I immediately turned off the light circuits at the switch board. What I found was ...
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1answer
73 views

What could cause all the breakers on the left side of my panel box to trip?

I added a double pole breaker in my panel box for a dryer receptacle. When I finished, I noticed the refrigerator was out - and the microwave. Went back to the panel and noticed that ALL the breakers ...
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1answer
42 views

Should I use conduit for a less than 10' run of 6/3 THHN in my garage

My electrical panel is in a cabinet attached to my garage but accessible from the outside so the utility has access. I'm installing a 14-50R receptacle using 6/3 THHN in my garage and it will be ...
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2answers
67 views

Why aren't my PIR security lights working through my window?

Can any one help? I purchased a solar powered PIR security light, with the intention of putting it inside my kitchen window. The PIR would be inside the window, but this does not work. When I go ...
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1answer
154 views

What do the buttons on a Comelit Okay Simplebus2 Intercom/door entry system do?

I've got a Comelit Okay Simplebus2 door entry system which yesterday wasn't able to be used to let someone into the building, however I'm not sure if the buttons next to the phone were being used ...
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1answer
172 views

What would cause my LED tape to flash when plugged in?

I just removed our new tape lighting and plugged it in. The brand name is Patriot Lighting 12 volt 16.4' flexible LED tape light. All it does is flash on and off. Any suggestions?
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2answers
318 views

Is there any NEC code requirement for how far off the floor Category 5 wiring must be run?

I am currently running conduit for Cat5e cable in the home office I am finishing off. Are there any rules in the code for how far off the floor Category 5 wires in conduit must be run?
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1answer
829 views

After binding the three live (brown) wires together, remaining ceiling lights won't turn off

I've got the three separate ceiling lights all on the same switch. The other two are simple with a single grey cable fitting. But this one is obviously the key light because it has three main grey ...
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2answers
37 views

3 wire service to panel… neutral and ground wires on the same bar?

I'm getting two conflicting reports and was wondering if anyone can help me. I was told that on the distribution panel, grounded conductors (neutral) and ground wires need to be separated in the ...
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1answer
261 views

Why does my circuit breaker keep tripping?

Every time I switch on one specific circuit breaker, the residual-current device (RCD) switches off. I've disconnected every device that's on the group, and even took out all light bulbs, but the ...
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1answer
76 views

Can I install wiring in the space used by a sealed air duct and PVC water supply lines?

I have a space between walls that is about 14" deep and 8 foot wide, and goes from the floor to the ceiling. This space is on the second floor. Petty much in the center of the house. The space ...
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2answers
64 views

What is the proper way to install a junction box above a dropped ceiling?

I'm doing some remodeling in my basement and part of that work involves moving a switch. When I was tracing the wires for the switch I found this above my dropped ceiling: Now, I'm no electrician, ...
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1answer
406 views

Can I install a light between two three-way switches?

is it possible to add a light to a three way switch circuit between the two three way switches (ie can i tie into the three wire connecting the two switches in anyway to make them work the new light ...
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2answers
62 views

Light fixture buzzing sound

Today I replaced our dining room's old 70s chandelier. When I opened it up I noticed pretty quick the rubber shielding on the lamps cords had been melting a bit towards the tips as it got all over my ...
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1answer
81 views

How can I figure out why my electric bill is so high? [duplicate]

I have two homes (read flat or apartment) in two different buildings a few blocks apart. The homes are both the same size but, home 1 gets a huge electricity bill while home 2 gets 1/5 the electricity ...
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1answer
160 views

What size GFCI and receptacles on 20A circuit?

I am adding a string (5-6) of receptacles to an existing 20A circuit in my basement that currently has just one 15A duplex receptacle on it (with 12/2 Romex). I am planning to replace the existing ...
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1answer
603 views

How do I wire my light fixture?

my fixture has a black and white wire. ceiling has 2 blacks(twisted together), 2 whites (twisted together) and 1 red. There are 2 fixtures in the room with 2 wall switches. Only one wall switch has a ...
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0answers
58 views

Identifying an unknown and intermittent source of electric power usage

I have noticed a problem with my power usage today. I'm watching the meter often and making a record of each reading for the last three days. So far, nothing to note as far as unusual usage until ...
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2answers
221 views

Are there motion light sensors available for multi-gang switches?

I suspect this is not available but I have rooms and bathrooms, all of which are multi-gang. 2 plus switches per plate. Are there slim line automatic switches for these configurations? Kids are ...
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3answers
94 views

Why would my TV turn off/on when connected to a surge suppressor?

I have a very strange problem which may or may not be the TV. The TV is plugged in to a surge suppressor with the rest of my home theater. Satellite box is also plugged in to the suppressor, ...
3
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1answer
328 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?
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1answer
51 views

How to wire a ceiling rose?

I have bought a new ceiling rose for a light. The wires in it are UK pre-2004. There's one black, two red, one yellow, one blue, and two green and yellow earth. Where do all these go on the ceiling ...
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1answer
344 views

How can I get my ceiling fan lights working again?

After my light kit on my hunter type 2 fan stopped working I determined there is power entering this device (white wire) but none exiting it (pink wire). The pink wire runs to the pull chain for the ...
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3answers
849 views

Why won't the bulbs light up brightly in my European chandelier?

I bought a European chandelier not knowing there were light bulb size differences. I ordered 12 European to Candelabra Reducers (E14 to E12). I was so happy when I received them, and couldn't wait to ...
3
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4answers
6k views

What could cause ceiling fan lights to flicker on with power and then go out immediately?

I have ceiling light fan. The fan works fine. The light used to work fine. All of a sudden one day the light started acting up. When I turn on the switch, the light flickers on for about a second ...
4
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2answers
1k views

Why is my lighting circuit tripping the breaker?

I have several MR16 2 pin style light bulbs in my kitchen - The other day the trip switch for the light bulbs tripped when turning these bulbs on - I went and flipped the trip switch and tried again ...
7
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1answer
281 views

How should this circuit be properly grounded?

I am hiring an electrician to do the work so my question is more for my education and helping me ask the proper questions to the perspective contractors. Purchased a condo recently and want to put in ...
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1answer
170 views

Could this corrosion be caused by faulty ground wiring?

What might cause slight corrosion atop a tankless water heater's copper topped element assembly? I checked all the grounding and reconnected the two element assembly grounding wires and ensured ...
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2answers
130 views

How to install this double switch

After totally re-shape my stairwell i got some issue to re-cable my double switch. I tried a lot of combinaisons, read some docs but nothing works... Here is the settings: That switch is a double ...
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0answers
19 views

Where to find a portable timer switch for electrical outlet? [closed]

I want to run a fan for 90 minutes at a time. I want to set it and forget it. I do this to dry my hockey equipment after each use. I went to Lowes/Home Depot but could not find a timer switch that ...
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2answers
2k views

Why do the lights on my newly installed ceiling fan flick on and then off immediately?

We just installed our new ceiling fan with lights. The fan works fine but the light will flick on and then off again immediately. We took it back down and reinstalled it, ensuring that all wires were ...
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1answer
182 views

Live wires everywhere?

I wanted to install a shelving system into my closet. The stud finder seems to detect live wires over a large area (approximately 4 by 4 feet!) The closet is in the basement, with no power outlets ...
3
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3answers
155 views

what do I need to do if the netural bar is hot in the panel box

In my panel box I have just discovered that the neutral bar is hot, it actually shot sparks. I was putting in a breaker for a new ceiling fan and light attached and went to put the neutral on the ...
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3answers
76 views

Circuit breaker does not trip - but produces no voltage under load

Some lights and outlets started going out intermittently in my home. Circuit breaker did not trip off but under inspection with a multi-meter, produced no voltage. I disconnected the load from the ...
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10answers
11k views

When wiring outlets should I use pigtails or both sets of outlet screws?

I'm replacing the outlets in our house and pulled out one that had two black and two white cables. My first thought was that it was two circuits, one of them being switched, but then realized the tab ...
9
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5answers
12k views

Why does my shower switch keep burning out?

I have a Mira Shower 10.8 kW. My switch is a 45A switch. I have a 50A fuse for the shower. The shower uses 10mm2 cable. 9 months ago the switch sparked and refused to turn off and the fuse ...
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2answers
2k views

Is this 2 way light switch wired dangerously?

One of the switches in this 2 way setup has been acting up, I popped it off to replace it and it's wired like this: The only configuration I know of that is like this is the Carter system. Is this ...
0
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1answer
95 views

Why are my dimmer switches malfunctioning?

I have two dimmer switches that have started malfunctioning. They are in the same box with two other standard switches. Each controls a set of three small flood lights. There is no other way to ...
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1answer
71 views

Where do I run neutral from/to when replacing a SPST switch with one that requires neutral?

I have a basic/good understanding of electrical wiring and I'm taking all necessary precautions. My research indicates that the old setup does not have a neutral going to the box, and that since the ...
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1answer
53 views

wiring for wall sconces

I had someone connect some romex for some wall lights for me. I ran the wire, and just had him do the connections (they're inside junction boxes). This from a partially finished space into a finished ...
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0answers
59 views

Why do my two-125 volts receptacles read 40 volts each? [duplicate]

Why do my two-125 volts receptacles read 40 volts each? Note: for more information on my two receptacles please see the following two threads- What could cause two of my receptacles to stop working? ...
2
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3answers
472 views

How can I remotely monitor a GFCI receptacle?

How can a sump pump in a crawl space only accessible by crawling down a hole in a closet have its GFCI protected outlet monitored from the living room? I am imagining the best way to run the pump is ...
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2answers
414 views

How to install 230V Light with Light-activated-resistor?

I am trying to set up light-activated-resistors that activate a light during dark hours. I have bought a ready Chinese thing that apparently contain a driver to change from AC to proper DC output for ...
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1answer
66 views

Is my circuit breaker tripping because the supply line for my disposal is wet?

My fuse box is popping and when I inspected it I noticed that the electrical connection is coming from the electrical box under the sink that connects the garbage disposal. I also noted the there is ...
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0answers
48 views

Deeper Wall Plates…Do they exist? [duplicate]

So I took out the wood paneling from my basement recently. The outlet boxes (metal) are screwed directly to the cinder block that is behind the sheet rock. The screws are so rusted that they just ...