Schweitzer Engineering Laboratories, Inc. (SEL) has announced new DNP3 LAN/WAN options for SEL relays. DNP3 is the most popular protocol in North American utilities, and popular in many other parts of ...
Schweitzer Engineering Laboratories, Inc. (SEL) has announced wide-area-measurement-based control in a transformer relay for the first time. This enhancement to the SEL-487E Transformer Protection ...
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