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 ...

Since the early days of electric power systems, protection has been essential for the operation and safeguarding of power system assets as well as the safety of its users. Developed for the ...

A relay protection system that should have isolated a faulty distribution cable but didn't led to the loss of power that darkened Manhattan for several hours, Con Ed said Monday in a preliminary ...

One of Demetrios Tziouvaras’ favorite things about his job at SEL University is sharing his knowledge and experience with other engineers who are eager to learn the art and science of power system ...

Alliance brings power and utility companies a cutting-edge solution for driving relay setting development efficiency, ensuring data accuracy and achieving NERC PRC-027-1 compliance MARLBOROUGH, Mass., ...

Built for automated test and instrumentation platforms, the relay can integrate vacuum sealed contacts and gold plated leads to support insulation and ...

The iSSR features an embedded oscilloscope mode, capable of capturing at least one second of current waveform data at a 100 kHz sample rate, enabling engineers to analyze startup behavior, fault ...

Solid-state relays provide robust solutions for electronic switching in load control applications and hold many advantages over electromechanical relays. New, emerging solid-state relay designs offer ...

Con Edison blamed their relay protection system Monday for the weekend power outage in New York City, saying the system didn’t operate as designed, according to preliminary findings from the company. ...

Con Edison said the blackout that plunged parts of Manhattan into darkness Saturday night was due to a substation's relay protection system that "did not operate as designed." The utility company said ...