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.

Filter by
Sorted by
Tagged with
1
vote
2answers
46 views

Why is my voltage dropping with load and why is current flowing on my ground wire?

I am not an electrician, but I've been researching a lot recently to try and figure out why my system is behaving so strangely. Main problem: Lights flickering, sometimes quite severely, and ...
0
votes
1answer
29 views

Wiring for stairway & two lights on landing

I'm looking for how to wire an MK switch on my landing. I thought I had a straight forward two-way setup with a switch at the bottom of the stairs and one at the top. But the upstairs switch is two-...
0
votes
1answer
20 views

Trying to work out existing light switch wiring with possible loop

Have a row of ceiling lights which used to work about 10 years ago. Want to get an understanding of the wiring at the switch before I go to the effort of removing the ceiling panels which holds the ...
2
votes
3answers
54 views

Dedicated Laundry Room Circuit?

I live in Florida. According to the Florida Residential Building Codes (2017): E3703.3 Laundry circuit. A minimum of one 20-ampere-rated branch circuit shall be provided for receptacles located ...
1
vote
2answers
55 views

Connecting whole house surge protector to breakers

I've ordered a Siemens FS140 Whole House Surge Protector that I will install myself. The instructions say to keep the leads as short as possible and straight as possible. I have an open square d ...
0
votes
2answers
67 views

Sparks from desk lamp?

I have a UL-approved lamp that I've had on my desk since about 2004; it's the kind with two metal arms rising from a heavy base that connect to a halogen bulb fixture. The other day I was working at ...
0
votes
2answers
102 views

How do you achieve this stairway 'chaser' effect with an LED light strip?

Here is a gif showing it in action, once the motion is detected, the strip slowly lights up directionally from bottom to top, how is this achieved? I can't seem to find how this is done: Looping GIF ...
1
vote
0answers
37 views

Subpanel breaker size and wire size

I'm looking to add a subpanel for a basement kitchenette. Here are the power requirements and intended new circuits. Appliance Voltage Amps Slot Circuit Amps Oven/Range 220 28.0 ...
0
votes
1answer
97 views

Lights goes completely out and back on again and flashes for more than 20 seconds

This happens randomly. We are in Vancouver, Canada, It happens with all the lights with the same circuit, but lights are in different rooms (living room, kitchen, den and bathroom). Sometimes those ...
6
votes
5answers
12k views

Three way switch with two common wires?

Im currently trying to upgrade two three-way light switches in the kitchen to some new smart three-way switches. The issue I have run into though is that there appears to be two common wires on one of ...
0
votes
0answers
30 views

Ceiling lights going out

About 3 months ago, I was carrying one 1inch pvc pipe through my mudroom to the basement when I bumped the pvc pipe into the ceiling fan in the mudroom. We didn't notice till the end of the day that ...
0
votes
1answer
49 views

Wiring a counter top fryer

I have a deep double fryer I am wiring up, voltage is 208/240, power is 5400/7200 watts, it will be 45 feet from the main electric panel, what size wire and fuses should I use
2
votes
2answers
110 views

Sub Panel Conduit

I’d like some advice to connect the main panel to the conduit. It’s 2” conduit to the outside which connects to a detached garage. The problem I’m not sure of is how do I go from this LB box to the ...
4
votes
1answer
74 views

Can this junction box wiring be used for a duplex receptacle?

! Hi - this junction box was covered with a plug cover That had no openings in it, just a blank cover over the wall box. As you can see from the image we have two cables entering the box from the top ...
0
votes
0answers
42 views

20V voltage drop across Dimmer Switch

Please help if you can... I just replaced some old 3-way switches with new Maetro+Controller 3 way dimmers. I did this on 2 light separate lights (I.e. changed a total of 4 switches... 2 of these: ...
6
votes
3answers
2k views

Can I use 12-2 wire on a 20amp breaker to power an entire bathroom?

I have a half bathroom I was going to power with a dedicated 20 amp circuit breaker. I was going to use the 20 amp breaker to power: vanity light shelf light (Phillips hue light strip) outlet ...
0
votes
2answers
95 views

Why should an electric heater not be daisy-chained?

I bought an electric heater such as this one: The manual mentions this part: The heater should not be connected to adapters or an outlet multiplier. The heating device should not be placed ...
1
vote
2answers
47 views

Half the house has power - Stove, hotwater tank and dryer not working!

I have a 5 unit apartment building, but one unit is having a problem - which is only one side of the panel is working. My electrician has checked the electrical panel inside the unit for connections ...
0
votes
2answers
39 views

What explains a sudden voltage drop to laundry room?

We have a 20 amp circuit running from the service panel to our laundry room, where we have a gas washer and dryer on 120v. We've not had any problems with the electrical system in our house since we ...
0
votes
2answers
51 views

Voltage from Neutral to Ground

I have a very specific, and very strange issue that I'm hoping someone with more knowledge can help me with. In my bedroom, the majority of outlets (all on the same circuit) work just fine, and test ...
1
vote
1answer
32 views

Is it possible to wire up multiple 4 way switches with power coming into one 4 way and the lights connected to the other

Attached is a picture of how we currently have things wired. Is this possible? How would you go about connecting the wires together. Do I need to move the light output wire to the same box that the ...
2
votes
2answers
328 views

Voltage inversion

Not sure if I'm using the correct title for this subject but I don't know what else to use to describe it. Few days ago, while plugging my iron on an receptacle, it generated a sparkle and suddenly ...
1
vote
2answers
30 views

Wiring smokes in series: one smoke beeps a lot

We wired three smokes. However, every so often (but always in the middle of the night) one of them starts beeping. I suspect that it is not actually being powered by electricity, but off the battery. ...
2
votes
2answers
84 views

Best / easiest way to remove old electrical connectors?

I am planning to install gutters on my home. This means I need to remove the old and defunct 1950s style power pegs from my house (see photo). I am thinking sawzall but it might not be the cleanest ...
0
votes
1answer
28 views

3 prong LED light to 2 wire

I bought some LED lights that have a 3 prong plug. I want to wire them into my roof directly to the positive/negative wires in the light socket. Bunch of questions - Is that a bad idea? Can I connect ...
1
vote
2answers
74 views

Can you run an individual wire to link smoke detector together?

In my home, I have a hard-wired smoke detector / fire alarm (https://www.lowes.com/pd/First-Alert-Wireless-Interconnect-AC-Hardwired-120-Volt-Photoelectric-Sensor-Smoke-Detector/1000456469) that is ...
6
votes
6answers
8k views

Is the electrical outlet by my kitchen sink supposed to be protected by a GFCI?

Aren't all electrical outlets near sinks supposed to have a safety reset switch? This one is for the garbage disposal but also has outlets for electrical equipment. Should I call an electrician or ...
0
votes
2answers
89 views

Can a cooking oil spill-over cause a burnt-out outlet?

A cooking stove with electricity and natural gas has been in place for 20 years. Last month I did deep frying, some of the oil went overboard, touched the electric plate, and some of it instantly ...
0
votes
3answers
75 views

Murray Universal breaker

I have a 50 year old Murray box that will not take the current circuit breakers. I need to find out how to order or find the number for a 4 pole 20/30/30/20 breaker that will fit the old style box or ...
2
votes
3answers
55 views

How to install a Wemo Three-way light switch in this configuration?

I currently have this configuration in my home and I would like to replace the left switch with a wemo three-way Smart light switch. I'm not able to find any information online on how to do this with ...
0
votes
1answer
54 views

Dedicated 20 amp outlet tripped twice

In 2017, I had a new 20 amp circuit (with dedicated GFCI outlet and AFCI breaker) installed by an electrician, which is right below my then two-year-old Square D electrical panel box (with aluminum ...
1
vote
1answer
30 views

Best way to ground an Intersystem Bonding Termination (IBT)?

What is the best way to ground a IBT? To the main panel ground bar? directly to the UFER grounding electrodes? Or to install the IBT on the meter base?
0
votes
0answers
30 views

Microwave resets after ~4 seconds heating

Samsung Model ME21F707MJT Over the Range Microwave built in July 2013. It was working until trying to heat something caused it to completely shut off after a few seconds. I unplugged and tested the ...
6
votes
3answers
2k views

Crooked (Not Parallel with Wall) Electrical Receptacle

I recently replaced an electrical receptacle. It was old and the device box was also recessed. So, I added the 1-Gang Outlet Box Spacer Extenders from Home Depot. Now, the receptacle is held ...
0
votes
1answer
66 views

20amp breaker keeps tripping

I have a 20 amp type QO GFCI circuit breaker (12 GU wire) that is tripping under load. My home is about 5 years old and the breaker provides power to half of the kitchen outlets and part of the dining ...
0
votes
1answer
20 views

Power Supply change for ceiling fan controler

I currently have a 110v ceiling fan with a speed control switch. Is it possible to change the power supply to 220v? If possible, do I need to change the control switch only? Thanks.
5
votes
2answers
80 views

Box fill calculation for isolated ground receptacles

After too much reading on what I thought would be straightforward, I'm a bit turned around on calculating box fill, and hoping I could get some help in doing so. Here is a diagram of the circuit: A ...
1
vote
1answer
50 views

Ceiling options when junction boxes are present?

I know that traditional drop ceilings are an acceptable choice when junction boxes are present in the floor joists. I was looking around at Home Depot for pricing and found this PVC system that ...
1
vote
4answers
182 views

How to select the most appropriate indoor LED bulb color

I want to buy LED bulbs to install in all the rooms and I don't know What are the criteria to select the proper ones (for eye and physiologically good). How to distribute them in every room ( I mean ...
1
vote
1answer
75 views

Okay to remove light switch and cap wires?

I have a dimmer switch that’s currently controlling a set of ceiling lights. I’d like to install smart bulbs in those light fixtures, which don’t play well with the dimmer. Since I want power to the ...
1
vote
0answers
34 views

C-Wire for a Vulcan Gas Central Heater for Nest Thermostat-E

I'm hoping the friendly people here could help me. I'm looking to purchase a Nest Thermostat-E but my current thermostat (Vulcan/Bonaire Summer Breeze) only has 2 black wires connected. I've searched ...
1
vote
0answers
25 views

4 way dimmer with 3 other switches

I have a set of canned lights that are switched from 4 different locations and each of those switches have 4 wires to them. How can I use a Dimmer Switch? I have installed Numerous 3 way dimmers in ...
1
vote
0answers
19 views

wiring up new air mover

I have a central air system and my squirrel cage fan inside the house started humming and then stopped. I figured it was the capacitor but I found a whole new fan for just a little more. Im having ...
2
votes
5answers
131 views

Reason GFCI breaker popped?

When a GFCI breaker pops, is there a way to tell whether it popped for the GFCI reason or because of excessive current?
1
vote
2answers
71 views

Old light switch wiring question not using black wires?

I pulled off a light switch and was going to replace it, but the wiring seems non-standard. The switch is evidently a three way, but has no ground. It has a brass common screw and two traveler screws. ...
2
votes
1answer
61 views

Battery backup system for tankless gas water heater (outdoor install)

I have a Takagi T-K3-SP tankless gas water heater, which is installed outdoors. It still needs electricity though, so when I lose power at home, there's no hot water. The manual states it uses 86W ...
5
votes
2answers
203 views

What are the drawbacks of using a GFCI instead of a proper ground wire?

I notice that it is considered up to code to install a GFCI in the absence of a proper ground, but that it must be labeled (link). Why is this? Does the GFCI have some drawbacks compared to a proper ...
2
votes
1answer
30 views

Fixing suitable for corrugated conduit inside a chased masonary wall and suitable clips?

I was looking at some Corrugated Conduit Black 20mm X 10m and I was wondering what fixings would be suitable for terminating inside a wall connecting to the backbox (the gland). I can find glands for ...
0
votes
1answer
34 views

Light fixture wiring help

I have a flush mount ceiling light fixture with 2 bulbs, also has included 2 sets of black and white wires for each light bulb. This is where I am having trouble the little box in the ceiling has 4 ...
1
vote
1answer
70 views

What type of cable is this?

What type of cable is this? I found it in the wall without any junction box just taped off at the end with electrical tape. Thanks!

1 2 3 4 5 204