Adding to its ongoing series of National Electrical Installation Standards (NEIS), NECA recently released NECA/NEMA 105-2002, Recommended Practice for Installing Metal Cable Trays. The standard covers ...

While Sec. 225.26 prohibits vegetation such as trees from being used to support overhead conductor spans, installing UF cables up trees in the manner shown in the photo is not specifically prohibited.

Even if you are not ready to pay for electricity, do basic conduits where the wires will pay when ready. Peter Mabirizi, an engineer with Plenco Plumbing and Engineering Company, describes a home’s ...

Electrical cable and conduit offers a reliable and proven way to get power where it needs to go, but that doesn’t mean it is always the best method. Busway can save space, while offering a ...

Historically, the design of high-voltage submarine cables includes steel tensile elements (armoring) stranded around the circumference of the power cable core. Typically, the steel tensile elements ...