Different Types Of Electrical Wiring In Homes

Nm cable is usually three or more individual conductors.

Different types of electrical wiring in homes. The most common type of wiring in modern homes is in the form of nonmetallic nm cable which consists of two or more individual wires wrapped inside a protective plastic sheathing. Commonly called romex this wire has 2 3 conductors as well as a bare ground wire and it s coated in plastic. An electrical wire is made up. For indoor use only in spaces free from moisture and away from any heat sources.

You may also know it as romex cable which is the most popular brand name of this type of electrical wiring. Loop in or looping system. Cleat wiring methods of electrical wiring systems w r t taking connection. Nm is great because it s quick and easy to install but also relatively inexpensive.

Joint box or tee or jointing system. Casing and capping wiring batten wiring cts or trs lead sheathed wiring conduit wiring surface conduit wiring concealed conduit wiring types of conduit metallic conduit. In general however there are only a couple varieties used for wiring a residential home. The common type of home electrical wiring is non metallic or nm cable.

Do not bury or run outside of a wall. What is electrical wiring. Inside the sheathing are at least two thermoplastic insulated wires of the same gauge though different cables can have different gauges. Wire types and sizing when wiring a house there are many types wire to choose from some copper others aluminum some rated for outdoors others indoors.

Nm cable usually contains one or more hot current carrying wires a neutral wire and a ground wire. Those conductors are wrapped in a flexible plastic jacket also known as sheathing. Most common form of indoor residential electrical wiring. Different types of electrical wiring systems.