Solectria prepared this document to aid the PV developers with the design of grounding bank in order to be compliant with the effective grounding requirements of utilities that accept the IEEE P1547. It is a mandatory practice required by NEC and IEC codes to protect both equipment and personnel from damage and electric shock hazards. Department of Energy, commissioned this report to provide the PV industry with practical. . The NEC is the primary guiding document for the safe designing and installation practices of solar PV systems in the residential and commercial markets in the United States. The summary outlined below can be used by a solar PV practitioner; however, it is highly recommended that section 690. Failure to secure a solar panel grounding system not only creates potential safety issues, but can result in additional expense, penalties and rework.
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