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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2answers
337 views

Help with Wire Nut sizes [closed]

I need two sizes of wire nuts but I can't find anything that specify the work/wire load that I need. Plus I wanna swap out my backstab/push in connectors with Wire nuts cause people saying it's not ...
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2answers
66 views

Wire with mysterious power

I am currently swapping out my switches with smart switches and one of the switches had different wire setup from the usual. Prior to taking out the switch I took picture of the "primary switch" I ...
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1answer
81 views

How to replace AC/DC adapter but keep old connector

I have an AC/DC adapter I need to replace for my dehumidifier. The whole system is no longer working, and I am confident the problem is with the adapter. Finding the correct adapter is easy enough; ...
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1answer
858 views

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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1answer
824 views

Can Closetmaid wall clips be reinstalled after painting? [closed]

I have Closetmaid wire shelving in my laundry room. I want to remove these so I can paint the walls. Can I re-use the clips to re-install the shelves once I finish painting? Thanks for any help!
2
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2answers
77 views

Main service panel wiring

I'm installing a new dedicated 20 amp circuit for an existing bathroom (new fixture). NEC recommends 12 AWG wiring. But ALL the wires (regardless of amperage) in the main service panel are a much ...
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3answers
1k views

How can I conceal interior camera wiring?

I'm trying to install 4 cameras, but from other people's place it look not that good that cable can be seen along the wall. is there anyway to hide it? its going to be from left wall to all the way to ...
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2answers
14k views

How can I secure NM cable to a metal stud?

I use NM staples to secure NM cable to wood studs but I am unfamiliar with the options to secure NM cable directly to metal studs despite trying a number of different search terms. Would it be okay to ...
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2answers
4k views

How to repair after drilling through an electrical cable

Drilled directly into this wire. Didn't trip a breaker, no sparks, didn't get zapped, didn't lose power anywhere. I know when we had previous work done on the house, there was a 220 wire that was ...
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2answers
3k views

Octagonal Electrical Box Wire Capacity

The wiring for a bathroom light and a receptacle are in a 3.5 x 1-1/2 in. octagon electrical box. Is this the correct size for this number of wires? There are 3 blacks, 3 whites, 1 red, and 3 grounds. ...
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1answer
753 views

I need to add a subpanel for my electric car, need to know wire gauge/breaker for main

My new car needs a charge station that will run off a 60 amp circuit breaker. I have plenty of room for the added load in my 200 amp service to the house, but not enough spaces to fit a new double ...
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1answer
3k views

How can I wire my bathroom light and fan?

In the bathroom I am remodeling there is a fan in the ceiling and a light above the sink. The light currently works on the switch shown in the box below. The fan is not currently hooked up to power ...
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1answer
3k views

Seeking good method to locate short on buried AC power cable

We have experienced a failure or short in one leg of a buried 3 wire 2.0-gauge aluminum cable that runs 150’ from our house to a detached garage (2 hots and a neutral, no ground -USE-2 RHH 60 MIL XLP)....
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2answers
623 views

Do I need to upgrade wiring to replace a 50A breaker with a 60A breaker for a new hot tub?

Our 23 year old hot tub finally gave out so we are having a new one delivered but were told it needed a 60 amp breaker. When checking the panel I saw that the old tub used a 50 amp breaker. How do I ...
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2answers
3k views

How can I repair a nicked wire without adding a junction box?

I had to open up a wall for a plumbing repair and accidentally nicked the jacket of a NM electrical wire with my drywall saw. From what I can see, only the outer jacket was affected, but I admittedly ...
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1answer
2k views

(How) Can I use existing stapled electrical wire to fish new wire?

I nicked an electrical cable while doing a plumbing repair and so need to fix it. I previously asked about repairing the damage in place, but there are receptacles 6-10 feet away on either side of the ...
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1answer
784 views

Attaching Three Copper Wires Together Without Using A Wire Nut?

I am trying to splice a third copper wire to two currently present wires inside the electrical box of my switch I am trying to replace. Most resources online are telling me to use a wire nut to attach ...
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1answer
59 views

What is the best wire (material, construction and gauge) for a 30 meter wire telephone? [closed]

I am asking about constructing a non-electric telephone made of two thin plastic cups (these seem to resonate the best) and wire between them to exchange secret messages with my neighbor across the ...
2
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2answers
245 views

Do wires and electical boxes need to be protected on the un-finished side of basement?

I'm considering drywall cover some part of the wood frame on the unfinished side of the basement. The wires and electrical boxes are exposed as in the picture. Not sure if it is necessary. I would ...
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1answer
402 views

How to reattach the “head” of a ground wire?

I just bought a new turntable and receiver When I began using it, I noticed there was a loud buzzing sound coming from it. Looking at the turntable's cables, there are the two Left and Right RCA ...
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1answer
444 views

Is Insulated Ground Wire Required?

I am installing a new 240v receptacle in the garage to charge my electric vehicle. The charger requires a 20 amp breaker and will pull 16 amps. I plan to run 30' of 12/2 UF-B wire beneath the floor ...
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0answers
312 views

How should I wire this ceiling fan?

I need to install a ceiling fan. I uninstalled the old one. there are 5 wires. and I was expecting just 3. there are 2 white, 1 green, 1 blue and 1 gray wire. the green wire and one of the white ...
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1answer
88 views

What type and gauge of wire is this?

The wire in question is that top wire. The black one with the red stripe.
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1answer
340 views

How do I detach the wires from this lamp ceiling socket?

This is a very stupid question, but I just cannot figure out how to detach the wires from this lamp ceiling socket. I know these wire connectors usually have a screw or some sort of lever to tighten ...
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2answers
79 views

Installing a light designed to be hard wired as a corded light- what happens to the ground?

I have a pendant light (single bulb) that used to be hard-wired in my previous house. I would like to install it in a closet as a plug in light (with an in-line switch). The fixture has a ground wire ...
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1answer
176 views

Replacing light switch with dimmer - can't identify wire colours; no ground

I'm trying to do a straight replacement of a single pole light switch from a regular rocker switch to a dimmer. I pulled the old switch out of the box and found the following: two wires coming out ...
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1answer
182 views

Oven 3 Wire in Subpanel

I keep looking for a situation like mine on this website and other websites, but I was unable to find one. A 3 wire oven (two insulated hots and 1 bare twisted wire) is connected in an old main ...
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1answer
213 views

Can I use individual wires from romex bundle?

I am wiring three overhead florescent lights in my unfinished basement and I need 14/3 because of where the switch is located. The wiring already present between the fixtures is 14/2. I have a length ...
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3answers
4k views

Mysterious cord running from wall. Safe?

My wife and I are preparing to sell our home and are discovering some weird things. Our home was built in 1958, so it is older. We found this in a corner that had some furniture in front of it. We ...
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2answers
1k views

Adding led strip in living room. Is 14-2 gauge wire sufficient to draw current?

I am planning to put led strip behind our false ceiling. It requires 50ft of LED strip. So planning to use 3 5M led strips of these (https://www.amazon.com/SUPERNIGHT-5-Meter-Waterproof-Flexible-...
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1answer
1k views

Could I use this Speaker Wire for my thermostat?

I had this wire left over and thought I might as well use it if I can. I think it will work but I just wanted to make sure! So can I use this speaker wire for the Rc and C terminals on my thermostat? ...
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0answers
149 views

C Wire in HVAC Unit

I am looking to install a new style thermostat in my apartment and it requires a C wire. I do have an extra wire run from my HVAC unit to where my thermostat is. But when tracing it back to my HVAC ...
2
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1answer
1k views

What does happen when a wire is run close to its maximum “calculated” current?

Disclaimer: I'm in Brazil. Although we do have electrical standards, building code is almost non-existant. According to our standard (and some other sources since I've found it) the following apply ...
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1answer
23k views

What kind of wire would i need to carry 20 amps 100 feet underground

Have an existing underground circuit that goes from the house to the end of the back yard. It's about 40 years old, and I have no idea what shape the wire is in, but it still works. I'm thinking about ...
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1answer
75 views

Wire Gauge of Stranded Wire

Is the wire gauge the same for solid and stranded wire? I need to check the wire gauge of some stranded wire. Can I use standard wire strippers to check the gauge of stranded wire?
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3answers
130 views

Is this weird wiring in outlet safe?

I was replacing an outlet and saw this. It Looks like a wire got split in half and joined together to create a new outlet. Is it safe?
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1answer
129 views

How important is it to completely insulate bare wire in outlet?

When i tried replacing a receptacle, I first found the wires sticking out of the back holes, not completely insulated. As in, insulation was stripped 1 cm too much. So I did the same thinking its the ...
1
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1answer
1k views

construction heater wire requiarements

i want to install a 4800 watt construction heater in my garage that is already wired with a 60 amp subpanel. It has lots of room for extra breakers in the sub panel so i plan to install a 30 amp ...
0
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1answer
3k views

Do I need 10/2 or 10/3 wire for a 220V heater? [duplicate]

I am wiring a receptacle for a 4800 watt (220) construction heater ( the standard type found in home stores). Do I need a neutral wire or not? Do I use 10 awg wire 10/3 or 10/2.
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2answers
603 views

How to protect wire from excessive heat?

I'm running led strip lighting, on a hallway floor, for accent lighting. The floors are Warmboard subfloors, which house radient pex tube. Here is the Problem: When running the 18 awg cl2 wire, the ...
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2answers
303 views

Why do electrical devices use such small wire?

I know that it is unwise to use 14 awg wire on a 20 amp circuit and that 12 gauge should be used because the larger wire can handle the larger load, right? Then how come when I open up a night light (...
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0answers
35 views

Attic wiring for a chandelier

To wire a chandelier I have attached it to already installed ceiling recessed lights. I bought a Appliance Power Cord and attached to one of the ceiling lights and the plug to a female plug attached ...
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1answer
910 views

In Wire Gauges Is ga shorthand for awg?

Is GA shorthand for AWG (American Wire Gauge)? Someone seemed to use the terms interchangeably in this question and then never let me know if they were interchangeable terms.
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2answers
243 views

What kind of wire is this?

It's black, with white in the middle, and copper around the white. Any ideas? I have a picture but not sure how to add it...
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2answers
1k views

How to wire switch with 8 gauge wire?

I want to connect 8 gauge wires to a 30 amp safety switch (http://smile.amazon.com/Leviton-3032-2W-Toggle-Double-Pole-Grounding/dp/B002MPPTBQ), but the wire is too thick to wrap around the screws on ...
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2answers
763 views

Do neutral wires need to connect?

I'm replacing a few light switches to new WeMo smart switches. The instructions show the neutral wire from the new switch connecting to the existing neutral wire. I have an outlet with 2 switches and ...
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2answers
123 views

What are the methods of attaching cable to OSB

I'm making a shelf from a sheet of OSB, I'm planning to rig it with 4 cables in the corners. From the answer to this question: How should I attach the cable of a cable-supported shelf? - I get it ...
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6answers
432 views

Cutting wire/cable in close quarters

I need to cut some steel wire/cable (the type that's a bunch of little wires twisted together--not sure the technical term for it). The wire is maybe a bit more than 1/16in in diameter. The access ...
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1answer
60 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 ...
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1answer
495 views

hallway lights not working [closed]

ok to start with I was going to change my hall way lights but first was going to install a dimmer at the top of the stairs, well long story short when I pulled out the old switch and yes I did not ...