Chapter 19

Ten Ways to Avoid Common Code Mistakes

IN THIS CHAPTER

Bullet Supplying the proper structural support and keeping things dry

Bullet Making sure your conductors are rated properly, grounded, and more

Bullet Giving your system some space and attaching the right labels to it

When installing PV systems, you have multiple options for both the mechanical and electrical portions of the installation. Yet regardless of your chosen method, you must keep in mind all the appropriate codes to ensure a safe and secure installation.

  • On the structural side of installations (which I describe in Chapter 16), the International Building Code (IBC) is the governing document. It’s the basis for local building codes, but it isn’t the only structure-related set of regulations you must deal with; the local jurisdiction will likely have additional structural guidelines that you must follow.
  • On the electrical side, the National Electrical Code® (NEC®) is the primary document that will be referenced by the local authority having jurisdiction (AHJ). I go through many (but not all) of the NEC® sections that apply to the electrical part of PV installations in Chapter 17. You, the installer, must be familiar with these ...

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