On September 12, 2019, a pair of SEL-T400L Time-Domain Line Protection relays detected a B-phase-to-ground fault while protecting the Public Service Co. of New Mexico (PNM) 109-mile 345 kV ...
Schweitzer Engineering Laboratories, Inc. has added an optional touchscreen display to the SEL-751 Feeder Protection Relay that allows users to easily navigate settings options and create custom bay ...
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