Schweitzer Engineering Laboratories (SEL) released the SEL-T400L Time-Domain Line Protection—the world’s first traveling-wave microprocessor-based relay. It detects power system faults and sends a ...
GE Multilin has unveiled the D90Plus, an advanced protection system and a single-platform solution for the protection of MV to EHV transmission lines. The D90 Plus is a sub-cycle distance relay with ...
Over the years, control relays of various types have been used by the hundreds — even thousands — to control nearly every function in commercial and industrial processes. Today, many of those ...
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