Questions tagged [wire]

Questions about wires, usually seen in electrical applications. Questions with this tag are typically about sizing wires appropriately for the projected usage, but could also be about properties of or problems with a wire.

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Warehouse Lighting Wire Size Calculation

Warehouse Lighting Wiring Size Question Total distance from panel to end of the longest line is 310 feet. Each fixture is 42 watts, and there will be up to 30 fixtures on each circuit. The first ...
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2answers
25k views

Why doesn't my motion sensor light work?

I want to install a simple motion sensor (Lutron Maestro MS-OPS2) on a single pole switch in my garage. When I installed it the light would not turn off. The instructions (PDF) that come with the ...
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1answer
75 views

Mix 2 different guage of wire

I have exhaust fan and has no plug and the exhaust fan wire is too short, so I bought more wire but it's bigger than the existing wire. I'm planning to connect it to the light switch. Is this safe?
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127 views

How to stop current originating from common ground wire?

A building has all the apartments' electric panels connected to a common ground wire. Theoretical situation: 1. one of the building's electric panels has its differential circuit breaker broken 2. it ...
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3answers
496 views

Adding wires to EMT conduit to add circuits

unfortunately, the kitchen wiring in our new condo is severely outdated. Just two circuits; one 15amp for lights and one 20amp for fridge, microwave, gas stove and oven, garbage disposal, dishwasher ...
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1answer
40 views

Is wiring supplying an integrated HVAC breaker a branch circuit or feeder?

Since this air handler / furnace has overcurrent protective devices in it, would my wiring from the panel then be a feeder or branch circuit? I kind of think it would be a feeder circuit. And that ...
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1answer
84 views

Can I add a service panel in the shed near a generator which powers a cabin?

I currently have a 200amp Main panel in my off-grid cabin I am building. I want to feed the panel from my generator which is about 100' in a shed. Originally my contractor a few years back buried ...
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1answer
43 views

70 amp sub panel wire size

I am setting up a 70 amp sub panel in my detached garage, about 800 sq ft, from a 100 amp main panel, would a 2-3 copper wire be strong enough to support this? the run from main to sub is about 110 ft....
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4k views

How to wire C wire to the transformer of HVAC?

How are you all doing? I tried to connect the digital thermostat (Ecobee3) instead of my old honeywell thermostat. The original wiring is below (figure 1) HVAC is located on the ceiling of bathroom ...
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24 views

R and G wire jumpered and G is not connected to thermostat [duplicate]

I have a Trane XV90 furnace and XL14i AC. The thermostat is old and I want to install a Honeywell Wifi one. Today I just checked the wires and found on the control board R and G are jumpered and the G ...
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1answer
54 views

Three phase well pump wire colors

This question is not stemming from any immediate practical application. But I am curious about the color of wire insulation used for three phase 208V or 240V well pumps. Looking online I see a lot of ...
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1answer
2k views

Wiring 4 gang box

I habe done some renovations in my bedroom/bathroom and while doing so I had to remove the 4 gang box for the lights in my bathroom. Now I'm in the process of hooking the switches back up to the power ...
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41 views

What type wire to use for 240V, 30amp, 6-30R, with 60' run?

I'm installing a glass kiln with specs of 240V, 30amp, 6-30R, with 60' run for wire. I need to run from the breaker box-in the garage-to the basement where the kiln will sit. What type of wire to use?...
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2answers
6k views

Why neutral wire connected to load wire?

I opened switch box in the basement that has two switches: one for basement and other 3way switch for stairs. I wonder why white wire thet usually neutral connected to black wire that goes to another ...
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1answer
56 views

Grounding question

I'm replacing track lighting with slim recessed led lights. Metal electric box has black wire, white and there is a twisted copper wire that is not secured to anything. Pretty sure thatis my ground ...
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1answer
119 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 ...
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5answers
16k views

How can I reliably crimp aluminum ferrules without a specialized tool?

Is there another way to crimp aluminum sleeves without having to buy a $40+ crimping tool that I will only use for this one project? Or at least is there a crimping tool that has another use? I don'...
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25 views

100 amp sub panel for garage [duplicate]

Hi I am look to run 100 amp sub panel to my shop from my 200 amp panel in my basement. It about 175 ft in middle of both panel box . I was looking for someone help me out on wire size and what I would ...
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3answers
109 views

Should I use SER or URD cable for a 100 amp sub-panel?

I am running a new line from my main panel on the pole out to a sub panel in my shop. The sub panel will be 100amp. I have a 180' run and have buried 1-1/2" sch40 conduit. I'm planning on using 1/...
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1answer
87 views

New Leviton GFCI outlet not working

I just got a new GFCI outlet to replace a non-GFI one in my kitchen. It is a Leviton, product number is GFTR1-KW. For the life of me I don’t know why it’s not working. This same question has been ...
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3answers
92 views

What would be the cleanest way to wire a wyze security camera from a light switch in a staircase?

I am planning to install a wyze security camera at the top of a staircase. There is a light switch right there I can draw from. Was thinking about wiring a romex from the light switch to the ceiling. ...
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47 views

What kind of cable should I buy to connect to these connectors coming out of the wall?

Someone stole the fluorescent tube light in my apartment that was rented out. What is left is these 2 cables poking out the side. I am trying to find some sort of extension cord to connect to the ...
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1answer
43 views

Old kitchen light fixture was wired backwards, should I reverse it with the new one?

After looking through some other posts here about switch loops, I don't think that's the situation I have here. When I pulled off the old light fixture for the kitchen (dual bulb), it had the white ...
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1answer
59 views

What size wire and breaker do I need for my shed/workshop?

I am looking to run electricity to my shed and I am unsure of what size wire and breaker I need. My main panel will be about 100ft away from my shed. My shed is 12X20 and I want to install 6-8 4ft 4 ...
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6answers
7k views

Why does Tesla recommend such a small gauge wire for their chargers compared to this chart I found online?

We are looking to install two NEMA 14-50 outlets for our kids to charge their electric cars, and I'm confused about wire choice. I thought I understood the correct wire to use, but then ran across a ...
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2answers
66 views

Need advice on moving a cable with a steel beam and stairs in the way

I live in a tri-level home. I am on the bottom floor and trying to run a cable from the wall up into the ceiling of the lower floor to put lights into this room. The way that it is currently done is ...
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2answers
51 views

Can I use a well pump cable to supply a sub-panel?

I have a pump cable (red, yellow, black, green) going from my house (in buried conduit) to my garage. It comes from a 200 amp service box on a 240v 30amp breaker. Previous owner was going to put in ...
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1answer
68 views

Can I reuse the aluminum feeder wire when I replace a sub-panel?

I'm rewiring my 1957 house because there was no ground. I have a main panel and a subpanel in the crawlspace that currently only give power to the gas furnace. I want to add the air conditioner on the ...
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2answers
70k views

Is ceiling fan missing grounding wire from the ceiling box, and is this safe?

I recently had a contractor/handyman install a Hunter ceiling fan for me. It worked great, but my wife came home and thought it was too big. I ordered a different Hunter fan, and figured I could ...
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3answers
393 views

Tighten steel wire across several wood posts

I have several 4" x4" wood posts, with one single piece of steel wire going through each post. Something like this: Is there anything I can use to tighten and secure the wire in each post? The ...
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2answers
86 views

dishwasher wiring

so the power cable I need to hook up to dishwasher has one white one tanish color and then the ground so do I go white whit black to the tanish and then green to ground the bare copper one?
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2answers
3k views

Household Wire Insulation (Asbestos Risk?)

So I am redoing light fixtures in my 1946 house located in the USA. I guess I'm overly scared of asbestos, and just wondering on your opinion if this household branch wire is asbestos containing. It ...
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2answers
48 views

220ft Feeder Run to Storage Shed

The Objective: Run a combo Heat/Cool Window unit, 1 switched light and some outlets to a detached storage shed 140 ft from home. Temperature goal is 60F min in winter and 80F max in summer. Located in ...
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2answers
85 views

Broken wire inside Rangehood, advice needed

My range hood was damaged, which caused it to flare up and spark. I immediately powered off the main to the house (as in the pictures). I can see that the connection has been damaged. I have no idea ...
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1answer
58 views

Help with replacing a light switch

I’ve changed multiple switches around the house but I have come across one in the kitchen that has me confused. The light switch has two red wires and one black. I tried connecting the new one ...
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0answers
44 views

Can a 4/0 al wire be used for the neutral conductor on 200amp service?

Upgrading my house to 200 amp service. I can get a really good deal on some 4/0 al wire, so was wondering if there would be any reason I couldn't / shouldn't use 4/0 gauge for the neutral as well.
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1answer
84 views

Separating 2 Light Switches (1 is a 3 way) Hardwired Together

I have 2 light switches (in one box) in my laundry room. The one switch is a 3 way which operates the light in my garage (just behind the laundry room). There is only 1 switch to the laundry room. I ...
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0answers
30 views

RK1 service insulator

I was told by the electrical inspector that I needed to install a RK1 insulator. I have looked everywhere and I find a myriad of devices that look similar to what he described, but nothing explicitly ...
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2answers
43 views

Sauna heater wiring from 3 prong to 4 prong

30 amp sauna heater that I need to wire. I plan on using my dryer outlet which is 4 prong but my sauna heater is 3 prong if I'm not mistaken as it has "L1, L2, ground." My question is could I ...
2
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1answer
47 views

Smart Switch Wiring Question: What is the Need for a Neutral Wire? How to Provide One?

I plan to install a Smart Switch to control an outside outlet. The existing electrical box is in my detached garage and it does not have a neutral wire. The box currently only controls a single GFCI ...
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2answers
24 views

Adaptor for 6-awg wire to wire receptable

I need to wire in a receptacle for a sump pump,115v, 15 amp. The run from the fuse box to the receptacle is 200' so #6-2 wire was used. The #6 wire is too thick for the terminals. What do I us to make ...
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2answers
2k views

What wire to use to extend omlopp ikea lights

I have some omlopp from Ikea drawer lights and the correct transformers, but unfortunately the cable on the lights is pretty short and needs extending for quite a few. I'm happy enough to break into ...
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3answers
90 views

Bathroom fan do I use 12-2/20a or 14-2/15a

Hey guys I am hooking up my bathroom fan and wanted to get clarity on the electrical requirements. The fans requirements state: “Run 120V AC house wiring to the location of the fan” On the box is ...
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2answers
115 views

Is wire arcing a potential danger?

I have a cable running along my basement ceiling. There is a cord connection (looks like an extension added to it) but where they connect is all metal (it looks like an AUX jack). There is slack in ...
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1answer
53 views

Electrical Ceiling Lights: Torsion vs Friction Clips Installation Differences

Is there any difference between Using Torsion springs vs Friction clips in installing ceiling lights? I am trying to understand the advantages/differences between the two methods. https://www.youtube....
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86 views

Prevent Electrical Wires from Cutting/Tearing in Ceiling Light

I installed a Recessed Ceiling Light. The Manufacturer Halo Eaton built Silver Metal Mounting Rack with Very Sharp Inner Edges. Wires loop through the center sharp edge . So when installing or ...
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1answer
58 views

Installing occupancy switch in a 2 gang scenario

I'm attempting to install Lutron Maestro (no neutral required) It has 4 wires, 2 black, 1 green and 1 bare. The switch which needs to be replaced has 3 wires attached that come from the wall: green ...
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2answers
55 views

Help connecting unused C wire for Smart Thermostat

Looking to connect a newer WiFi thermostat which requires the connection of a c wire. My old thermostat didn’t use a c wire however there is a c wire present in the bundle of wires ( unconnected at ...
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3answers
1k views

Kenmore Elite Refrigerator Door Pinched / Broken Wires

TLDR; What is the best way to splice wires together that will be moving? I purchased a Kenmore Elite 106.51773510 refrigerator in March 2017. I had a few issues with the ice maker during my first ...
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2answers
66 views

Metal clad (MC) cable: cut or rearrange it? Plus other questions on the options to install it

I need 6 feet of metal clad (MC) cable. The stores only sell 25. Is it possible to buy only what I need? If not, may I just hang the extra wire, or I must cut it to the length I need? The only ...

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