A Relay Protection Tester is designed to simulate electrical quantities such as current, voltage, frequency, and phase, ...

Power systems today operate in an environment where reliability and safety must be maintained despite rising loads, expanding ...

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 ...

An AC resonant test system is designed to generate high alternating voltage by forming a resonant circuit between the reactor and the test object. By operating at or near resonance, the system can ...

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., ...

The objective of protective relays and protective schemes is to protect electrical equipment such as transformers, lines, cables, bus bars, etc. during abnormal system conditions. Hence, protective ...

Ground fault protection is a cornerstone in ensuring the safety and operational reliability of modern power systems. Ground faults, which occur when an unintended electrical path connects a live ...

Members can download this article in PDF format. Power systems employ diodes to perform a variety of functions. For example, diodes can protect against damage due to power-source reverse-polarity ...

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 ...