It's a common mistake to test something other than the grounding system and then conclude the grounding system is good, regardless of its actual (and unknown) condition. That mistake, in turn, leads ...

Residential PV systems are generally installed on the rooftop of residential buildings, with a large metal surface area, higher distance from the ground and an exposed location. Such PV systems are ...

What is ground-fault protection? The answer depends on whether you are talking about ground-fault protection of equipment or ground-fault protection of people. Just because ground-fault protection is ...

MONTGOMERY, Ala. (WSFA) - It may not seem like it, but lightning can be a serious threat to homes, businesses and safety. Every year in the U.S. there are numerous lightning-related insurance claims ...