Surge protection for an electrical panel controls how transient voltages enter and spread through branch circuits inside the ...

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 ...

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 ...

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 ...

A transformer protection relay does not replace upstream devices. It defines responsibility. By clearly assigning fault ...

Courtesy of www.MikeHolt.com. This article is the last in a 12-part series on the differences between grounding and bonding. It is based on 2020 NEC requirements. These three Chapter 8 Articles have ...

Grounding, also known as earthing, is when you stand on the earth or have contact with a product that’s grounded into the earth. This is thought to connect your body to the natural electric charge of ...