ComEd launched a new simulated substation control room to train its engineers in a safe and controlled setting.

Power systems today operate in an environment where reliability and safety must be maintained despite rising loads, expanding interconnections, and increasing dependence on distributed energy ...

Testing relays is both an art and a science. As relay technicians inevitably learn in the field, pure theory-based understanding of protective relays is not nearly enough for the real-world situations ...

Discover how today’s digital protective relays outperform legacy electromechanical systems in reliability, diagnostics, and overall availability. Modern digital protective relays are redefining ...

Protective relays are critical power systems components, and it is essential to design and use them properly to detect power system issues. As NETA-certified technicians, we must be familiar with the ...

ABSTRACT: The article discusses the possibility of a potential reduction in the number of operations of microprocessor relay protection of feeders of the contact network of AC railways TsZA-27.5-FKS ...

Abstract: The protective relays used in modern industrial installations are complex microprocessor-based devices. Some of these relays deserve to be called Protection PLCs due to their complexity and ...