Questions tagged [electrical]

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. Posting photographs of wiring junctions or drawing a wiring diagram and posting it is also highly recommended.

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43 views

18 gauge wire on 18 branches

I have 12 gauge wire to a 20amp circuit going around a bedroom. Then I have a fixture with 18 G9 LED bulbs on a chandelier. Do I just wire all hot leads to the hot 12 gauge and wire all the whites ...
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49 views

Electric apartment sockets catching on fire

I live in an apartment building, within the past year 4 of my sockets sparked and then caught on fire for a few seconds. The apartment manager claims there’s nothing wrong with the sockets because the ...
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2answers
64 views

Can I run a second cable to add another hot conductor for a range? [duplicate]

I have a range that needs 10/3 wiring w/ ground, and the wire in place is a 10/2 w/ground. My question is can I just run an additional 10/2 wire and use the black in that 2nd run for the "red" wire, ...
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1answer
36 views

How can I fit a face plate to two devices in separate single-gang boxes?

I ran into an issue when changing an outlet and switch in what I thought was a double gang box. After opening it up I found it was 2 single gang boxes next to each other. The previous switch and ...
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46 views

electric coffee pot On/Off switch not working

I have a rather cheap and simple electric coffee pot, which afaik consist of a heater element and a switch. But the switch doesn't turn it off, I have to pull the cord to stop it. I have checked the ...
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1answer
65 views

Two ovens on one breaker: NEC says OK, but installation manual wants dedicated circuit

I have a situation very similar to using two oven in one outlet. I'd like to install a 30 amp GE Advantium 220v oven and a 20 amp GE thermal oven on an existing circuit with a 50 amp breaker. However, ...
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4answers
3k views

Wired to Wireless Doorbell

I am looking at replacing my doorbell (original to the house, circa 1978) with something more modern looking. Now, the problem I have is that most of the modern doorbells are wireless. Mine is wired......
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1answer
31 views

Old electric baseboard heater thermostat wiring

I have a question about an old federal pacific baseboard heater thermostat's wiring. I disconnected this thermostat 2 weeks ago, thinking that we were going to remove the heater. Now we've decided to ...
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2answers
42 views

Conduit fill - number of circuits .vs. number of branches

I think I get this one, but just to verify or clarify... (USA NEC) When running multiple circuits (different breakers) in a single conduit, you have to derate after (is it 4?) sharing the one conduit....
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2answers
52 views

3-way switch issue

I'm having an issue with a 3-way switch that I have not gotten around to fixing in many years. When I use switch A to turn on the light and then use switch B to try to turn it off, it flickers off and ...
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1answer
59 views

Wire splitting to switches

I am running 14-2 wire from a 15 amp circuit. I want to use 3 dimmer switches for 4 lights on each. Can I split or connect 3 wires in a junction box to each dimmer switch from the main wire? I am ...
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1answer
45 views

How do I connect two switches with two lights?

How do I wire two switches and two lights such that the second light can only be turned on if the first light is on? The second switch has no effect on the first light.
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1answer
80 views

Is it okay to have exposed 12/2 romex?

I am outfitting a shed with an electrical system. The inside walls are currently unsheathed, and I do not plan to sheath them. I was not sure if I can install Romex directly stapled to the studs ...
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3answers
143 views

Is it a concern that 120v cables hang down from the ceiling in my crawl space?

Recently went in my crawlspace to fix some plumbing issues and noticed that all the electrical seems to be just hanging, with some on the ground. I'm fairly certain that this is nowhere close to code, ...
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2answers
4k views

Is it safe to put a microwave in a walk-in closet?

My spouse and I like to sleep with rice bags in the winter, which we microwave to heat up. To avoid having to go back down to the kitchen, we’re considering adding an outlet in our closet and plugging ...
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1answer
41 views

Which electrical box to use for old-work outdoor light fixture and vinyl siding mounting block?

I have a garage which already has vinyl siding on it but the inside is unfinished and accessible. I would like to add an exterior wall lantern. The vinyl mounting block I purchased looks like this ...
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1answer
64 views

Identifying wires in strange configuration

US 120v system. I’m replacing a light fixture in my living room. When i took the fixture off, the two wires broke. Therefore I can’t identify how the fixture was previously wired. There are five ...
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3answers
108 views

Is it ok to add an outlet from an Exit sign?

I'm trying to install WiFi expanders in our mostly brick building. The barrier is a lack of outlets where we need them. There are literally no outlets in locations were the WiFi expanders could also ...
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1answer
30 views

Different light fixture in basement on pull switch

I have more than six light fixtures in the basement each has its own pull switch each fixture is getting it's power from some where from each room upstairs and I like to know how can I add a switch so ...
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3answers
70 views

Crazy wiring issue

I have a room downstairs with two light fixtures that operate off of a pair of 3-way switches on opposite sides of the room. The breaker these lights are on has other receptacles and lights on it as ...
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1answer
45 views

Can I safely remove/reattach the back of a fitted wardrobe?

I've recently gotten a new flat, and the second room has fitted wardrobes along one wall (e.g second picture). I would like to put a TV and playstation in one of these as I don't need the storage ...
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1answer
43 views

Three wires in an outlet box

I have an outlet box with a 1957 two pronged outlet with three wires connected. I want to switch it to a GFCI outlet. When I connect the black 120v lead wire and the white load wire I get power to ...
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1answer
67 views

How to tell what is causing my breaker to trip

I have a 15 AMP breaker that will not stay on. Shut off lights, went to bed as usual and in the morning the lights would not come on. I inspected the breaker panel and found that circuit was tripped. ...
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1answer
22 views

Single pole to three lights

I have a single pole switch that is hooked up the three lights. The lights will work just fine for about 3 minutes then will flicker. The first of 3 lights will turn off and the other two will ...
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1answer
78 views

Future proofing for 220V outlet

I currently have a 12A EVSE that takes either 110V or 220V and uses a normal three-prong (NEMA 5-15) plug. I am looking to install a 220V outlet on a 50A circuit breaker to use with this EVSE, but I'm ...
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1answer
57 views

3-Wire 30A needs to be 4-wire 30A for new oven, can I run a ground from wall outlet?

I'm replacing an oven that was wired with 240V 3-wire 30A (Black, White, Red) and the new oven is 240V 4-wire 30A. Can I run a copper ground wire from a 15A grounded outlet two feet away?
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1answer
83 views

How urgent is it to resolve two-prong problems?

I have read How do I use three-prong appliances when my outlets are mostly two-prong?. I have recently moved into a house that has some two-prong and some three-prong outlets. The place in the ...
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0answers
53 views

Ceiling fan trouble/question

I have been working with a ceiling fan for the last few days and I feel utterly defeated. The fan in question is the Clarkston 2 44in. LED. I went into the previous light fixture and disassembled it....
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1answer
44 views

Light Switch/Dimmer Question

Looking to re-wire a room with a bit different design. Goal: I have a room which is a living room on one end and an office on the other (two zones if you will) where I am installing can lights. I ...
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0answers
34 views

Need Help: New TV + Stabiliser

I really need help. I bought a 65 inch LG OLED TV 2 weeks ago. Since its an expensive TV so i bought "V Guard digi 200" from amazon, but here comes the problem. When electricity goes then it switches ...
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3answers
344 views

Splice or replace

Accidentally cut power cord while pruning shrub and needed to repair by splicing wires together without making contact or needing to repair again. Asked associate at local hardware store and he ...
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0answers
22 views

Canadian (Alberta) Residential Electrical Code

Is there a homeowners version of the current electrical code for residential wiring in Alberta available at no cost? I’m renovating my kitchen and would be helpful to know the many changes and ...
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2answers
109 views

Flexible Nonmetallic Conduit inside wall?

I’m finishing up wiring a sub panel in an outbuilding. There is an underground run of PVC conduit with THWN, which comes up to an LB on the exterior wall. On the inside I used flexible conduit so I ...
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2answers
56 views

Removing a switch

I have a light switch that turns on an electrical outlet. I want to remove the light switch completely and leave the electrical outlet always "on". When I turned the power off to the room and ...
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0answers
27 views

How should I connect my solar panels to each controllers for optimal performance (series or parallel)? [duplicate]

I have 4 355w solar panels and 3 315 w solar panels. I have a 40 amp mppt and a 30 amp mppt charge controllers with 100v Max pv voltage. The distance solar panels to charge controllers is around 15 ...
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1answer
50 views

When are you required to use a junction box extension to make it flush with the wall?

Say you have a junction box whose face is recessed significantly into the wall. For instance, if the face of the junction box is actually at the back of the drywall or perhaps 1/2" too deep. Is it ...
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2answers
164 views

Identifying a (power?) socket

We found this socket in a house in Belgium of the 50's. There are no wires connected, and there seems to be no numbers or identification on it. Does anybody know what it is?
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1answer
91 views

Is there any way to either 'break in' or live with tamper resistant outlets?

I've read of many people have trouble with TR outlets, mostly plugging into them. What mechanisms are there for either breaking them in, or otherwise living with them when you don't have Little ...
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1answer
35 views

Generator transfer switch manufacturer compatibility?

I am in the process of trying to finalize selection and installation of a standby generator for my house. A couple of years ago, while the house was under construction, the electrical contractor on ...
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3answers
98 views

Legal requirements for generator installation?

I would like to have a standby generator installed for my house. Based on my own assessment of our electrical needs, along with my desire to have a slower-running generator to reduce noise, and my ...
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1answer
37 views

I have 5 regular receptacles outside with one GFCIS on same circuit is this legal?

I have a new house come to find out there are regular receptacles on same line as GFCI. Is this legal
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2answers
65 views

Wire layout attic conduit

I'm running a pretty heavy circuit from my sub panel to the adjacent wall in the garage. I'll be pulling 6awg THHN wire through smurf tube, and then switching to PVC tube and running it down the wall....
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2answers
3k views

How much power do LED smart bulb wireless control systems consume when the light is turned off?

I've been shifting to LED light bulbs due to the energy savings but I've a question about the new smart bulbs that are controllable via Alexa etc. These need to be kept "on" via the switch for them ...
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2answers
94 views

Can an outlet be installed at a splice?

In the bathroom in my new house there is a blank wallplate. When I remove the wallplate, I see the wires in the following photo. When I asked the builder's electrician, he said that this was a Jacuzzi ...
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1answer
44 views

30 ampTankless Water heater

I have a shop that has a 100 amp service underground from my home's service entrance. The service entrance in the shop has a single pole 30 amp going to a disconnect in a closet pre-wired for a water ...
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3answers
45 views

Portable AC trips circuit breaker

The portable ac in one room trips the 15 amp circuit breaker after about 45 minutes, can the breaker safely be changed to a 20 amp breaker?
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1answer
60 views

feeding both sides of load center from 120vac backup source

In a situation of temporary backup power (short-term grid outages), is it ok to feed both "sides" of a standard split-phase main load center from a single 120vac backup source (e.g. an inverter driven ...
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3answers
66 views

How is the service drop or service lateral of a residential electric service protected from overcurrent?

In typical North American residences, a pole transformer supplies two leg 120 V electrical service to a home. My service is rated at 200 A. If I were to draw excess current from the triplex service ...
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3answers
43 views

Height Adjustable Kitchen Island on Casters

I am planning to build a kitchen island with two features Height adjustable Movable using casters The reason for #1 is it can be used as dining table during parties The reason for #2 is that can be ...
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2answers
73 views

Replace 240 receptacle with one or two 120

I found some similar questions but given possibly different base assumptions I would like just to check that what I want to do is possible with existing wiring. In NYC, where everything is armored ...