Flexible Metal Conduit is a helically injury, flexible tubing usually made from aluminum. Because it can not be used outside or in other wet areas, Flexible Metal Conduit is rather restricted in its usefulness, yet there are a couple of applications where it is the clear selection. Also, Wha...
Such a unit may be grounded by an appropriate metallic raceway, but it will be marked "If This Unit Is Supplied By A Wiring System That, In Accordance With The National Electrical Code, Requires The Installation Of An Equipment Grounding Conductor Or Conductors, A Terminal Or Terminals For ...
As a result, any conduit or raceway containing both electrical and data/voice/video wiring is only partially eligible. If a single contractor is hired for electrical and data/voice/video cabling, contracts and invoices from that contractor must separate the costs for the ineligible and eligible ...