Subsection 21 “Location in Circuit” is by far the longest subsection in Art. 210 of the NEC. At nearly two and a half pages, it occupies about 85% of Part II. Of the remaining text, half a page consists of 240.24, which is titled “Location in or on Premises.” The title of Part II is “Location”; its other two subsections are about the grounded conductor. So with Part II literally telling us location, location, location we can see that where you install the ...

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