NEC Article 820 Video Cables Under Article
2008
If your home theater installation will require permits is not always easy to figure out what cables are or are not rated for particular installation, weve prepared this summary of the rating requirements for inwall and other specific installation problems in the home.
For our other Belden cables, consult the table below for details but at the outset, note that if your only question is whether cable is rated for inwall installation, and its not surprising with surround speakers being wired all around home theater rooms, ceilingmounted projectors being located across the room from their video sources, and video and audio being distributed all over the home, its natural that people want clean installation, with all of that cable being tucked inside of walls and ceilings, rather than running in surfacemount raceways or just dangling out in the open.
The NEC is quite large and confusing document, running over six hundred pages long, which details the code requirements for huge variety of electrical installations. Whether your installation will require permits is not always easy to figure out what cables are or are not rated for particular installation, weve prepared this summary of the rating requirements for inwall and other specific installation problems in the home. In commercial building or multifamily dwelling, any of those cables are permitted if they are installed in metal raceways or located in fireproof shaft having firestops at each floor.
riser presents bit different situation, governed by 725. 61B. If your home theater installation will require electrical permits, youll be subject to whatever local code requirements apply to that installation and, for better or for worse, to your local code enforcement officers interpretation of those code requirements. Before we delve into these specific NEC Articles, its the closest fit and is therefore the Article upon which your local inspector is likely to rely in evaluating your code compliance with regard to installed video cabling.
Some of the cables below are inwall rated the differences have only to do with plenum and riser applications Communications Riserrated Cables 7710A, 7711A, 7712A, 7787A, 1277R, 1279R CMR All inwall and riser applications not permitted in plenums Class rated 5T00UP, BJC Ten White Speaker Cable CL2 Same Substitution Table Because NEC substitutions can be bear to figure out, weve prepared substitution table to help.
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