Before we get into the details of conductors, currents, and circuit protection on the AC side of the PV system, let’s step back and try to get a bigger picture of where are some of the dangers or hazards that need to be considered.
Theory Terms and Definitions The following definitions relate to basic electrical theory. It is important that installers and inspectors have a working knowledge of electrical theory. Such knowledge is often…
Recently there have been several questions about the locations of grounding connections to the grounded conductor. Before looking at some of the requirements specific to grounding locations and the reasons…
It has long been recognized that harmonic currents, particularly the 3rd harmonic, flowing in a wye distribution system serving multiple computer loads, are detrimental to system operation. Problems caused by…
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