NEC requirements for rooftop solar installations

Solar Under Fire

New NEC requirement and stirring of state/local initiatives seek to address dangers DC power in rooftop PV systems pose to firefighters.

Festering fire service worries over the hazards of working around rooftop photovoltaic (PV) installations are beginning to see the light of day. They’re being reflected in notable revisions to the National Electrical Code (NEC) and a renewed push by state and local authorities for laws addressing the design, operation, and installation of the increasingly popular renewable energy technology.

In a major change spearheaded by firefighter interests, the 2014 edition of the NEC n

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