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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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1answer
25 views

Extending circuit from dead-end 3-way switch

I have a dead end 3-way switch in a 2-gang box. The switch is fed with a 14/4 cable using black as common, red and blue travellers, and white as a capped neutral per code. I would like to add a ...
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1answer
11 views

ELV fixture + Maestro ELV dimmer does not dim, it simply switches

I just installed a Maestro ELV dimmer connected to a LED ELV-compatible fixture (WAC lighting). The fixture does not dim however, it is 100% on at all dimmer settings and shuts off when the dimmer ...
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1answer
36 views

Unable to properly wire timer to old light switch with one “white?” Wire on top and one looped black wire

Top wire is painted white. bottom wire is looped. Timer has screws for line, load, neutral and ground. What goes where? I am getting power but only half the light output with one part of black loop ...
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2answers
23 views

Bath and Closet electric wiring what type of wire and how many circuits?

We would like assistance in the electrical design of our bath and closet remodel, all walls exposed and access to ceiling. We have had a subpanel (100A) installed (14 empty spots) and empty conduit ...
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0answers
19 views

4 wires from box, 3 wire fixture

Black, white, green and bare from box Fixture has black, white green. Which wire connects to green from fixture? Green or bare or both? If only 1, where does other one go?
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1answer
26 views

Recommendation for power cord replacement plugs [closed]

Can anyone recommend a good quality brand of replacement plugs for power cords? I've used them for... power tools equipment (120 and 240) extension cords (up to 50 amp) etc. ...and the ones they ...
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0answers
31 views

GFCI Breaker Serving GFCI Receptacles Tripping in Extreme Fog and Cold

Lately, I have had an issue where sometime during the night the main GFCI breaker would trip. The only thing different on the nights that this happened was that one of the nights was (1) extremely ...
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2answers
38 views

Line-to-Line Voltage Reads 0V (or low, 15V at most) on Primary of Main Breaker (L-N both read ~120V)

My neighbor has a hot water tank that quit working earlier this week. I checked the breaker - looked good. I measured the voltage at the hot water tank; it read ~15Vac. I checked the double breaker ...
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0answers
27 views

Can I run 2x's 200 amp services off of my 200 amp meter?

I have a 200 amp service in my house from the pole that is live. My polebarn is about 150 ft. Away from the pole and is not live. I have another 200 amp service for my polebarn, and I have the extra ...
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2answers
41 views

Can I use 14/2 wire on a 2500 watt heater

Can I use 14 Guage wire on a 2500 watt baseboard heater.
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1answer
44 views

Do emergency or exit lights have to be on a dedicated circuit in a commercial setting?

We hired professional at my work place and they a replacing exit/ emergency lighting and I ask what the where tieing into for power and his answer to me was the closest thing with power ourlet,heating ...
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1answer
44 views

Electrical -3 way switch

Hello, Please see the attachment showing how it is currently wired. I have 3 switches in one gang box.(3 way to kitchen light, single pole to bathroom light and 3 way switch controls upper portion ...
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2answers
41 views

Correct Circuit Sizing - Two Machines Woodworking Shop

I have two machines that require 220+ and I was wondering if one double pole 230 amp breaker would do the trick for both? The run is approximately 60' so I'm wondering if 12 awg wire will work or if ...
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1answer
50 views

Outlets no longer controlled by switch

When we moved in we replaced all outlets with Tamper Resistant ones. We had an outlet on the left side of room that was half controlled by a switch. We wanted both outlets controlled so we left the ...
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2answers
64 views

Arc flash thin sheet to cover panel cabinet & fixing the wires [closed]

This is the panel cover. back side of the cover Background. You need EGC (Equipment Ground Conductor) in metal chassis of anything in the house. But in poor country Philippines where 100% of homes ...
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2answers
109 views

How many wattage is your bathroom electric heater actually?

The omni wattmeter can't show power factor. The US KillAWatt meter can? But it doesn't have 240v version so I'm stuck with the only wattmeter in my country. YouTube video of the wattage measurement ...
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2answers
41 views

If my heat pump does not have a neutral, do I still need a neutral wire?

I had a friend wire 10-3 line for a new heat pump. He connected the red and black conductor wires in the house to the 2-pole 60 amp breaker and the neutral white to the neutral bus bar. The outdoor ...
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2answers
210 views

Is this 6 circuits inside a Raceway that calls for 50% deratement?

Here is pic of the 3 panels. The third right most is a 2nd disconnect (150A going to the 125A main breaker at main panel at middle with 38mm^2 wire). I will need to downgrade the 150A breaker in 3rd ...
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2answers
37 views

Exhaust Fan tripping GFCI

Our shower exhaust fan is tripping the GFCI when turned on. When I disconnect the FAN (there is a molex plug in the fan) the GFCI does not trip when the switch is turned on or off. Looking for ...
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1answer
53 views

GFCI breaker trips only when weather is very cold

I have a microwave that works great except when the temperature outside is something like 15 degrees F or cooler outside. When this is the case, it more or less reliably trips the GFCI breaker in my ...
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2answers
32 views

One dead outlet in 3 way switched circuit

Three stairway lights are controlled by two switches at the top and bottom of stairs. The outlet at the bottom of the stairs is dead. Both switches are wired with two blacks and a red, with commons ...
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2answers
121 views

Is it unsafe to hide a power strip in a cardboard box?

In a attempt to find a solution to the multiple cables running wild in my room, I thought of hiding them into a box, but I am concerned about a possible fire hazard. The power strip has five sockets,...
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1answer
33 views

3-way circuit to 4-way?

I have two parallel stairways with a light & 3-way switch at the top of each. How can I add switches at the bottom of each stairway to control the lights along with the 3-switches at the top of ...
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2answers
66 views

Does a 100A outlet for a car charger need a dedicated disconnect?

I am going to be installing a charger for a client for their Tesla. Do I need to ha e a separate shut off box for a double gang 100amp breaker for the charger?
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3answers
68 views

Can 14/3 wire, with all three conductors hot, be the only cable in a switch box?

I currently have a bathroom light and a single pole switch at the door. The power for the light first comes into the ceiling box directly above the light. The hot is tapped in right there by using the ...
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4answers
2k views

Will my breaker accept #10 wire even though the chart lists #14?

I am hooking up a disconnect for heating air unit. The instructions state use a 25 amp 2 pole breaker with 10-2 wire. The breaker says wire size 14-2. It is an Eaton BR225 beaker. Will it work with 10-...
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1answer
72 views

Light switch arcing. Is this a fire hazard?

H, I am new here. I have a few questions about some electrical stuff. I live in a late 80s mobile home (87-89). It is a 2 bed one bath. The light switch in the bathroom is pretty worn out and gets a ...
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3answers
485 views

Connecting 6 gauge aluminum wiring to 10 gauge copper with AlumiConn

I am replacing a 20 year old wall oven. When I opened the electrical box I noticed very large gauge aluminum wiring (6 gauge?). I purchased a box of AlumiConns (3 port style) to connect the aluminum ...
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3answers
86 views

Light fixture killing Smart LED Bulbs

I live in a an older building in a studio apartment. I bought five Sylvania Smart+ LED Lights, one for each fixture. There's a cheap lamp, an overhead fan/light combo, and a kitchen light fixture with ...
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1answer
36 views

Trying to swap 1 outlet with a switch that doesn’t control outlets

I have 3 outlets. Trying to remove 1 to put a switch to a recessed light in. But I don't want to control the outlets with the switch. What do I do?
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2answers
25 views

Wiring a 3 way Leviton VPT24-1PZ Vizia 24-Hour Programmable Light Switch

I'm trying to install a Leviton VPT24-1PZ Vizia 24-Hour Programmable light switch replacing an existing 3 way switch. the electrical box for this switch only has a black wire, white wire, red wire ...
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3answers
109 views

Does corroded copper wiring have a reduced current capacity?

update for quick response: I am fixing the attic outlet right now. The 2nd wire has the same darkish look see https://imageshack.com/a/img924/2614/9a4Xj4.jpg (click zoom to enlarge it). Notice it is ...
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4answers
236 views

Cat 6 PoE Parallel To Power Cables (just for 2 feet) - What should I expect?

Preface: I dont want to repeat the question already posed here. I am a reasonably smart individual that does work around his house. I graduated with an EE degree way back when, so concepts of ...
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2answers
79 views

Main breaker does NOT turn power to house off

I was looking to turn main breakers off at main box outside. Flipped switch nothing happened. Power still on. went and bought new main breakers replaced them and flipped switched off, Nothing ...
3
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1answer
147 views

Can I do a 125A subpanel feeder with slightly-larger-than-#3 wire?

How they are all connected: With all the details and data given below. So Can I do a 125A subpanel feeder with slightly-larger-than-#3 wire? This is detail directly related to the post. Question. ...
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1answer
57 views

Why doesn't one of my two baseboard heaters produce heat?

I have Federal Pacific baseboard heating in my bedroom. One will heat, the other one will not. The one that doesn’t heat has the control in it. What might be the problem? Also where is the ...
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3answers
47 views

60C or 75C wiring for 60C/75C breaker & output heatsink

If you have a THHN wire rated up to 90C. You can only use either 60C or 75C for a 60C/75C breaker. What are the conditions where you could use the 75C? I understand the temperature limit is because ...
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3answers
58 views

Recommendation for cutting corner of tile?

I need to take out about a half inch from the top right of the tile in the bottom left of the opening for this outlet. I’m upgrading it from an old outlet to a gfci outlet and it needs a bit more ...
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1answer
62 views

Outlets not working but have power

Ok once again thanks for the help with my last problem which stemmed from this the original problem. Here it goes. Half my garage doesn’t have power. Well let me rephrase. None of the outlets ...
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1answer
40 views

Chain Pull LIght

I have a chain pull light fixture that also feeds two outlets. How can I add a switch to the light without shutting off the outlets when the light is off.
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1answer
44 views

Wiring 3 way switches

I am thoroughly confused on this and looking for a wire diagram or some advice. My father in law was trying to replace a switch that cracked and after attempting to install it and the lights not ...
0
votes
1answer
31 views

24v transformer supply

Can I take a 24v transformer, hook up the 110/120 and use the 24v side to test 24v products? I'd like to ground or offer some type of fall safe such as a inline fuse to help protect the transformer. ...
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2answers
811 views

Wiring up a shop with underground conduit

I am wiring a 36' x45'shop that will store my RV and other equipment. I have 200 amp service already in. I want to put utilities in under the concrete pad before I have it poured. I would like to ...
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3answers
49 views

The GFCI outlet in my bathroom pops when I turn off the bathroom fan

I didn't do the wiring in this house, this has been happening since I moved in. Basically, about 50% of the time that I turn off the bathroom fan, the GFCI outlet pops and needs to be reset. Once ...
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1answer
59 views

Can a wire go bad

I recently touched a wire on fuse box and now I have no power. Fuses are all good breaker good. Can the wire be dead? Is that a thing?
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2answers
58 views

Discovered neutral line has juice with breaker off

I have a box with 3 switches in it and was replacing 1 switch for a smart switch. I switched off the breaker and verified none of the switches worked. The initial wiring had all the neutral lines in ...
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2answers
33 views

Does a subpanel ground need to be insulated wire

I am installing a 60amp subpanel and want to ground the panel to a grounding rod. I have 8awg non insulated copper and want to know if it can be used for this or does it need to be insulated. It will ...
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1answer
23 views

Can two kitchen disposals share a circuit?

I'm in California. Current code, AFAICT, requires a dedicated circuit for dishwasher. That means that, by default, the disposal (being under sink) would also have its own circuit. In my kitchen ...
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0answers
9 views

Fanimation Blitz 56-in DC - Bypass Remote

first time poster here. I just bought this ceiling fan in Lowes. The fan I'm replacing was controlled by 2 3-way switches for the light and 1 switch for the fan. I wanted to keep this setup but ...
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1answer
16 views

Troubleshoot motion detector that turns on for only a few seconds at a time

We have a light connected to a motion detector in our backyard. It detects motion and turns on the light for 2-3 seconds, then the light turns off again, and won't detect further motion. A single ...