NM is a type of cable that contains insulated conductors enclosed within an overall nonmetallic jacket. It is commonly known as “Romex®”, which is the brand that is most widely used. NM cable contains two or more insulated wires and a bare ground wire. NM is normally used in one-
There are many different ways to wire a dwelling during initial construction using NM cable.
The most common type of NM used are 2-
Number of current carrying conductors