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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1answer
571 views

How can I protect a vending machine wire from being cut again? [closed]

A friend of mine operates a vending machine in a school. Oftentimes, there are issues when a snack gets stuck in the machine, the students will rock the machine. Rocking the machine is an issue, ...
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1answer
98 views

Previous tenant did some shoddy DIY, should we be concerned?

Not a typical DIY question, but I was hoping some people here could help us out. The previous tenant did some construction work that seems sketchy at best. (Pics below) http://imgur.com/a/8tIRg He ...
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2answers
174 views

Networking Phones Together in Building

I have a number siemens optipoint 500 economy phones. They have been used in an office environment in which the networking of the phones were managed by a third party. I would now like to use them in ...
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1answer
167 views

Can I install wiring in the space used by a sealed air duct and PVC water supply lines?

I have a space between walls that is about 14" deep and 8 foot wide, and goes from the floor to the ceiling. This space is on the second floor. Petty much in the center of the house. The space ...
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1answer
1k views

grounding wire from ceiling with no place to attach to the fixture?

I was took down my parents 45 year old kitchen light fixture to tighten a screw and when i went to put it back up i noticed that there was a grounding wire coming down from the ceiling but no place to ...
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3answers
10k views

What gauge wire/cord do I need for these outdoor lamps?

I have two 700 watt outdoor halogen lamps, each connected to a splitter, then back to a power source. Given the distances illustrated below, what gauge cord should I use?
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2answers
109 views

Is it possible to replace my phone wires t network wires in the walls?

In my house I have telephone access point in each room. Is it possible to replace them with network cables? I have tried every option I know to get WIFI signal in my top floor but always getting poor ...
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1answer
2k views

Leaving a hot wire in the wall or ceiling

I am redoing a ceiling fan with new wiring. I have the walls open at the switch box. There is an old knob & tube hot wire coming in and then it goes out to the ceiling fan. I have run new wiring ...
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1answer
4k views

Can I use a 20 amp breaker in the situation of having 15 amp wire connected to a 20 amp main wire?

Can I use a 20 amp breaker in the situation of having 15 amp wire connected to a 20 amp main wire? If I can't would using a 15 amp breaker be ok?
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4answers
23k views

How can I fix chewed through wires?

I have two standard two prong wall plugs my puppy has chewed through completely, and he managed to sink his teeth into a laptop cord as well. I'm thinking the wall plugs are history (a lamp and a ...
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1answer
169 views

Which wire is the C wire?

Model: Goodman AWB30-08C Electric AC/Heat I'm hoping someone can help me identify the 24V C wire. Fortunately the thermostat line has a spare wire already run, so I just need to find the C wire in ...
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2answers
2k views

Can I use THHN/THWN-2 within a lamp post?

Foreword: I've been using UF wire for about 10 years now, and I've really grown to hate it. It's hard to work with, hard to strip, and hard to pull through conduit. I prefer all my underground wire to ...
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1answer
3k views

What is the best way to run underground electrical and low voltage in the same trench?

I'm putting in a couple of new electrical lines for my back yard. I have a trench dug from point A, to B, to C, etc.. I then had a bright idea. Why don't I put speaker wires and CAT6 under ground ...
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1answer
271 views

Should I replace the neutral wire that I accidentally cut in a Romex cable when installing a new outlet?

So I'm installing a new outlet in my home. There's an existing Romex cable that goes up the wall into my attic above the new outlet. When I was stripping the wire to go in the box, I accidentally ...
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1answer
2k views

How do I wire a door bell?

Can anyone make an educated guess on how to wire so the door bell rings? The flat used to have door phone entry system, but it doesn't work anymore. So it is used as normal bell. In flat we had a ...
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1answer
20k views

Can I extend an electrical ground wire with a copper wire crimp?

I am working with an electrical socket and I need extra length on the ground wire. It doesn't seem unreasonable that I can attach an extra three inches to the existing one and attach it with a copper ...
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1answer
9k views

Is it possible to splice this garage door safety sensor wire with some other wire?

I currently have these sensors: http://www.amazon.com/Chamberlain-Liftmaster-41A4373A-Safety-Sensors/dp/B00283Q9AW An accident occurred a few days ago and the cable to the receiver was snapped apart....
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1answer
2k views

Hangman's Noose vs Uni Knot

Is there any practical difference between the Hangman's Noose and the Uni Knot (a.k.a. Duncan loop)? The difference I see between the two is that the coils are wound inside the loop in the uni knot ...
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2answers
8k views

How do I design the circuit for baseboard heaters?

I am designing the circuit(s) for my basement apartment (cca. 800 sq ft) baseboard heating solution. I am planning to buy Berko HBB Series heaters and distribute them as shown in the below table. ...
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1answer
5k views

New light switch has blue, black, and white wires. Wall has black, white, and ground. Can I make it work?

I bought a new light switch that is supposed to allow me to automate my lights easier. Here is what it looks like: It has blue, black, and white wires. Coming out of my wall, however, I only have a ...
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1answer
10k views

Can 22 AWG Solid Copper carry 24 VAC?

I have this irrigation caddy unit, and it requires 24VAC. There's a location outside my house with one ethernet cable and another brown cable with four solid copper wires (black, red, yellow, green). ...
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3answers
3k views

How should I label and organize my home electrical circuits?

I am looking to make the wiring updates in my home extremely simple to understand while doing so in a code-approved manner. I cannot find anything against wrapping a thin band of colored electrical ...
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2answers
2k views

How close can speaker wire be to a recessed light before heat is a concern?

I'm currently building a home and have plans to install in-ceiling speakers in my family room when the house is finished. The package that the builder offers is obnoxiously expensive and I can't do it ...
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3answers
22k views

is it possible to do a 3 way switch if power source is in the second switch?

In my research on how to install a 3 way switch, i've seen different ways on how to install the wires but i haven't found the schema that would help me in my situation. Here's a screenshot of my ...
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5answers
9k views

What's the suggested standard gauge wire for a given current?

I'd like to see a reference to an US or EU standard that lists in a table the suggested wire gauges for AC/DC and volts / amps.
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1answer
2k views

Can i run my cables from the outside box to the inside breaker box through 2x4 studs?

I am turning our carport into a living room and we have a 100amp breaker box outside that feeds power into the breaker box on the inside of our house. the conduit is going to be in the way of the wall ...
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2answers
2k views

How can I route an unknown amount of wires through an outside wall?

I'd love to figure out the best way to make a reusable junction through an outside wall for routing cables through it. (Specifically, ham-radio coax cables). It would be fairly simple if I was going ...

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