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 ...

Okay, I've found out from PolyPhaser that the lightning arrestors on the network referred to in this thread I posted recently were *not* installed correctly. The current setup has the towers grounded ...

Electrical substations utilize direct lightning stroke shielding to help ensure proper operation, and to prevent costly damages and extended outages. While modern substation designs and equipment make ...

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 ...