Maintenance of all the equipment that goes into a substation requires specialized knowledge of the various systems and components. Here's a quiz to freshen you up on the basics, second of two parts.

Obtaining reliable data from electric utilities about magnitude and duration of single-phase, line-to-ground fault currents at the service entrance of commercial and industrial facilities is of ...

With the energy landscape changing, the legacy grid infrastructure, which has been in place for decades, urgently needs upgrading. Gone are the days of distributed generation at large fossil-fuelled ...

The second largest distribution system operator in Sweden, Ellevio AB, has installed equipment for the monitoring and communications of six secondary 11/0.4-kV substations in Stockholm’s emerging ...