All Code references are based on the 2005 NEC. The grounding and bonding requirements in this column apply to solidly grounded systems that operate at not more than 600V, such as 120/240V, 120/208V, ...

Welcome to the inaugural episode of “EC&M Asks,” a new short video series featuring SMEs answering reader-submitted questions regarding popular electrical topics in 10 minutes or less. In Episode 1, ...

Ed Lobnitz, retired principal/senior electrical engineer at TLC Engineering Solutions, wrote the chapter on lightning protection for towers that has appeared in several editions of the NAB Engineering ...

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 ...

Reported incidents of fires resulting from lightning strikes near structures containing corrugated stainless steel gas piping have resulted in a debate within both the lightning protection and CSST ...

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 ...

Lightning protection in photovoltaic (PV) systems is a critical area of study as these installations are increasingly exposed to atmospheric discharges that can substantially disrupt energy production ...