What is the difference between 12 2 and 12 3 romex




















Type your question here. All rights reserved. Contact us to obtain licensing. Romex shown in yellow above is the trade name for a type of electrical conductor with non-metallic sheathing that is commonly used as residential branch wiring.

In fact, Romex will be the most common cable you'll use in wiring a house. The following are a few basic facts about Romex wiring:.

NM and NMC conductors are composed of two or more insulated conductors contained in a non-metallic sheath. The coating on NMC cable is non-conducting, flame-resistant and moisture-resistant. Unlike other cables commonly found in homes, they are permitted in damp environments, such as basements.

The following NEC regulations apply to Romex conductors: They must be protected, secured and clamped to device boxes, junction boxes and fixtures. Support devices that may damage the cables, such as bent nails and overdriven staples, are not permitted. Cables that do not comply with this rule can sag and are vulnerable to damage.

Since it's thicker it can handle more "load". Because things that you plug-in like TVs, stereos, etc. Technically you could also wire your lights with 12 gauge wire.

The only problem is it's thickness makes it really hard to work with. Twisting it can be difficult and with lights and light switches, there's a lot of twisting, sometimes 3 or 4 wires together. Professionals - maybe you guys do that all the time? Little baby hands like me, I go with 14 gauge the white wire for my light circuits.

How does the inspector know you wired your basement correctly? They just need to see that it was wired correctly. If you did it right, you can move-on to drywall. They'll check light switches and plugs in the final inspection. Listen, hopefully this article gets you going in the right direction. You'll still have to read a couple of books and spend a few weekend wrapping your brain around the basics concepts of electricity.

But once you get that part down you are golden. We'll need another article to cover how to run electrical wire. Plus, I want to cover the type of things that inspectors are want to see. For now, remember these 2 things:. If you're going to your local Home Depot or some other hardware store this may be your first time in the electrical section. Don't freak out.

There's a lot of stuff that you've never seen. If you want to start small get a feet. But if your basement is a thousand square feet or more you should go ahead and buy the ft roll. Some people may call it Romex. That's what we've been talking about. Good luck on your project.

I hope you'll consider trying electrical if your area allows it , it's really fun and you can do it! Go back to how to wire a basement main page.

Do you need some electrical books? Here's what I used. The history and origin of Romex Wire don't pick this, so boring. Sidebar Sidebar. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. Previous Next. Sep 18, 2, 0 0. Antisocial Virge Diamond Member. Dec 13, 6, 0 0. Whoozyerdaddy Lifer. Jun 27, 19, 1 Kind of FoBoT No Lifer.

Apr 30, 63, 12 76 fobot. Originally posted by: edprush what is the 3rd wire for?



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