CHAPTER 4
Services, Feeders, and Branch Circuits
OVERVIEW
This chapter focuses primarily on electrical installations in occupancies other than dwelling units, though some of the differences between residential and nonresidential requirements also are covered. A detailed discussion of residential inspections appears in the Dwelling Units and Mobile/Manufactured Home Sites chapter of this manual.
Services, feeders, and branch circuits are the means for distributing electrical power from a utility source to the luminaires, receptacles, and other outlets where the power is used (FIGURE 4-1). The rules governing services, feeders, and branch circuits are therefore critical to all electrical installations. The requirements for services include minimum ...
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