The 2011 NEC no longer allows the structural metal to serve as a grounding electrode when supplemented by a ground rod. The requirements for a concrete-encased electrode, commonly called a "Ufer ...

Although electricians often attribute these phenomena to “phantom” currents or some sort of mysterious phase imbalance, the condition is usually due to a much different source. Many times, grounding ...

Walking on modules as one Image: Justin Lim on Unsplash Grounding issues and damaged modules are the most common safety problems among rooftop solar projects, according to Clean Energy Associates ...