Article 725 of the National Electrical Code (NEC) provides the requirements for “Class 1, Class 2, and Class 3 remote-control, signaling, and power-limited circuits.” The title of Art. 725 includes ...

In recent years, Guizhou Power Grid Company has actively carried out the intelligent construction of relay protection, ...

Expanding the grid to reach far-flung customers can be a costly fire hazard. So some utilities are testing out microgrids using solar, batteries, and generators.

Courtesy of www.MikeHolt.com. Based on the 2020 NEC. Article 725 of the National Electrical Code (NEC) covers remote-control, signaling, and power-limited circuits that are not integral to a device or ...

Michael Gillogly, manager of the Pepperwood Preserve, understands the wildfire risk that power lines pose firsthand. The ...

Every now and then a remote control acts up. Maybe you are trying to change the channel on your television and it’s just not working. A quick way to determine if the remote control is still working is ...

In a twist on nontraditional uses of ultrasound, neuroscientists have developed pulsed ultrasound techniques that can remotely stimulate brain circuit activity. The findings provide insights into how ...

In recent years, Guizhou Power Grid Company has actively promoted the intelligent construction of relay protection, establishing an intelligent operation and maintenance system based on relay ...