ABB has installed more than 700,000 SPACOM relays used for power system protection and reliable power system operation world-wide. With the older generation of relays now aging, ABB is developing new ...

Vulnerabilities in networked devices programmed to instantaneously trip power grid substation circuit breakers could be the means hackers use to cause the next blackout, warn researchers. See Also: ...

Schweitzer Engineering Laboratories has released the SEL-851 Feeder Protection Relay, which provides overcurrent, voltage and arc-flash protection for utility and industrial applications. This compact ...

Relays are vital components in modern electrical and electronic systems, serving as electrically operated switches. They’re widely used to control high-power circuits with low-power control signals.

The evolution of today’s Power over Ethernet (PoE) and Power over Data Line (PoDL) systems. The fundamental power delivery characteristics of PoE and PoDL and how these digitally integrated, ...