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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3answers
72 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 ...
0
votes
2answers
57 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 ...
17
votes
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 ...
0
votes
1answer
59 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 ...
1
vote
1answer
60 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 ...
0
votes
2answers
92 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 ...
0
votes
1answer
43 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 ...
0
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2answers
49 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 ...
0
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3answers
29 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
135 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
votes
2answers
150 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 ...
1
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0answers
24 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?
0
votes
1answer
63 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
70 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
vote
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 ...
0
votes
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 ...
1
vote
1answer
58 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?
1
vote
1answer
73 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 ...
1
vote
2answers
39 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 ...
2
votes
2answers
129 views

What are these devices outside my patio door?

I have these two devices outside my patio door and I have no idea what they are or what they are used for.
0
votes
1answer
44 views

Old wiring, new cooktop

My home currently has wiring that consists of one Black, one White, and one Bare conductor. I am installing a new cooktop w/a downdraft. It has one Black, one Red, one White, and one Green conductor. ...
1
vote
1answer
49 views

Dryer terminal block arcing

I have an electric dryer (30A, 240V) that made a "pop" sound the other day and tripped the breaker. When I reset the breaker and turned the dryer back on, I saw arcing behind the dryer. Upon ...
0
votes
2answers
97 views

Ground wire sparking

I have a metal junction box with a main feed. If the ground wires touch the metal box the breaker pops and the ground wires spark. The main feed comes out of a ceiling light fixture box. The ceiling ...
0
votes
1answer
58 views

Stumped about a receptacle

Fixing up a property, we found one outlet in particular that when the mouse sander or shop vac was plugged into it, they ran really slowly, like almost no juice. So i did what any contractor would do, ...
0
votes
2answers
33 views

Using FPL (18/4 ) cable for 120v Smoke detectors

Currently have 18 smoke detectors inter-connected to a Vista 20 panel with 18/4 FPL cable. We are selling (sold) the house, but have to replace all detectors since they are more than 10 years ...
0
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1answer
52 views

Identifying the conductors in a light fixture

The lead on my chandelier was too long so I cut it, only to find the wires are not colored (there are 3 of them, all white). Is there anyway I can still wire it up? I don't want to have to throw it ...
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0answers
44 views

How to test/record evidence of intermittent electrical outages?

We recently had the electrical systems in our 80 year old house completely brought up to code, removing and replacing everything from original knob & tube up through modern romex. As part of the ...
0
votes
2answers
51 views

GFI false trips, but everything checks out. (????)

Any load trips a new GFCI breaker: Conditions: Brand new construction. New 75' 4wire feed to new subpanel from a long working and reliable main subpanel. One GFCI breaker feeding 4 outlets from new ...
4
votes
4answers
535 views

Can a doorbell transformer sit loose inside main panel?

Can a low voltage transformer for a doorbell sit loose (not screwed to anything) inside the main panel or does it have to be affixed somehow? It came with holes but I'd need to drill holes in the ...
2
votes
3answers
178 views

Are wire splices actually fire hazards?

I'm redoing wiring during a remodel and am reading about burying boxes behind drywall, and how it's a fire hazard and not up to code etc. My question - Are wire splices actually a fire hazard in and ...
1
vote
1answer
71 views

Why would an electric baseboard heater burn the wire connector off the black wires?

I replaced an old 96 inch electric baseboard heater. It was hooked up right and ran for about a month. It then started to smell, and the 2 black wires had melted the cap right off. It never tripped ...
3
votes
1answer
35 views

How do I handle the grounded neutral for a simple switch?

I trying to move a switch, which is currently in a 2-gang box. The 2-gang box will need to stay in place (and covered with a plate) as it is also the junction of some other stuff (currently power ...
0
votes
2answers
69 views

How should I investigate an electric feeling from an oven?

Apologies if this is off topic. I couldn't quite work it out from the asking help. I have an oven with a metal door. When the oven is switched on at the wall, I can feel an electric 'feeling' like ...
0
votes
1answer
28 views

Convert USB powered lamp to a remote controlled lamp

I have a bedside lamp that I own which is powered via USB and has a On/Off switch at the back. This is fairly inconvenient to turn on and off from bed. Is there any way to adjust the hardware of this ...
0
votes
3answers
34 views

Convert a ceiling fan controlled by two switches to a remote control

I would like to convert a ceiling fan with light from 2 switches (one for the light and one for the fan) to a single remote control. Is there a best practice or do I just pick a line and cap off one ...
8
votes
3answers
148 views

Why can the connections of a recessed light be buried in drywall, but not junction boxes?

I'm redoing lights in our kitchen and have to splice some lines. I have read numerous threads that all say you cannot bury the junction box in the drywall, it has to be accessible. The recessed lights ...
3
votes
3answers
193 views

Doorbell low voltage converter sharing breaker

Can a doorbell low voltage converter share another circuit's breaker by both wires plugging into it? Or should a single wire go into the breaker but split it inside the panel using a wire but? Or does ...
1
vote
1answer
27 views

My washer keeps tripping my gfci

I recently rewired an old house. The laundry room is on its own circuit and the washer plugs directly into the gfci outlet. Everything seemed to be working great. The lights works and the outlets ...
1
vote
1answer
25 views

old wiring inside wall gets voltage when shared switch is used - safe and to code?

I had someone run a constant hot to a new fan so it could operate with a remote. They left the old wiring inside the ceiling and it’s still contacted to a shared switch that operates other lights. The ...
0
votes
0answers
54 views

Underground Wires + Bare Ground Condutor, entering building

I had a setup in which underground aluminum wire coming from a garage (detached structure) travels through a ¾ pvc conduit into what seems to be a rather shallow depth trench. This installation was ...
0
votes
1answer
42 views

Electrical ,what voltage to use [closed]

I am confused about what voltage to use to calculate current for cable size of transformer. for example, single phase given load 140kva 120/240. if I=140/120v= 1166 A and if 140/240v=583A I know ...
1
vote
0answers
32 views

How do you install a ceilng fan to an electrical box that has 1-black, 2-white, 2-green?

I want to install a ceiling fan to a ceiling fixture that has been unused all this time. The ceiling fan has 1 blue, 1 black, 1 white and 1 green wire. The instructions indicate that I connect the ...
2
votes
1answer
61 views

Question to code-legal of space between walls where circuit breaker box is located

I have the following challenge. The building I am in is undergoing a 40 year recertification which also involves each apartment. The breaker box had been build in the a small closet which is located ...
0
votes
2answers
21 views

Replace 3-way Dimmer with Timer Switch

I have a 3 way setup, with a Dimmer Switch and a simple switch. I want to replace the Dimmer Switch with a timer switch. The dimmer switch I'm removing has 4 wires: Black (hot), Green (ground), and ...
3
votes
1answer
71 views

Round hole, rectangular junction box

I am installing a new light fixture into ceiling. There is a round hole there right now (from a recessed light that I removed). The problem is this round hole is just short in diameter of standard ...
0
votes
2answers
80 views

I have a 2 prong outlet and a surge protector

so I have just bought all the parts for a new PC, but am weary to build and use it because I noticed I don't have a grounded outlet at all in my room/house. I have been using a computer on this outlet ...
0
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1answer
65 views

what is code for jboxes in celing joists that I intend to cover with plywood?

If I cover the boxes and properly secure the cables per code can they be hidden or do I have to surface mount them?
0
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2answers
38 views

Removing dimmer switches, 4 wires

I'm trying to replace 2 dimmer switches with normal switches but I'm confused by how they are wired. Each dimmer controls a different set of lights yet they are connected in a way. 1 dimmer has a ...
1
vote
4answers
71 views

Can I replace a recessed lighting track without replacing the fixture housing?

I have 20 year old track lights that I would like to replace. They are Lightolier brand which is now owned by Philips. The track heads have transformers in them that buzz loudly. New track heads ...
1
vote
2answers
66 views

european outlets in an american building

I have seen european outlets in industrial equipment made in europe but installed in the united states (often with a 480/240v step down transformer), and I have come across a couple people who want ...