To have a safe and reliable electrical system that will be around for many years, one must first begin with a proper code-compliant installation.
This article will take you through the electrical construction of a nine-story high-rise structure with parking at three floors down and four floors up.
As with the NEC language has evolved for most electrical systems, vending machines have updated requirements and specific GFCI specs to keep them up and running.
Our focus for this article will be 2011 NEC Articles 312 and 314. These two articles deal with similar subjects, so they have some conceptual overlaps.
As inspectors, we know that proper electrical connections are vital to the long-term success of every electrical system.
NEC Article 310 deals with conductors. Conductors are used on every electrical installation, so naturally we have a variety of installation conditions and a wide range of applications.