html{display:none} Power System Automation | Schweitzer Engineering Laboratories

Automate your power system with SEL instrumentation and control devices. Substation automation uses data from IEDs, control and automation capabilities within the substation, and control commands from remote users to control power system devices.

Digital Secondary Systems

Time-Domain Link (TiDL) technology and SEL Sampled Values (SV) technology help protect and control substation primary equipment using digital devices in the secondary system that transmit data via fiber-optic cables.

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Distribution Automation

Distribution automation uses digital sensors and switches with advanced control and communications technologies to automate feeder switching; voltage and equipment health monitoring; and outage, voltage, and reactive power management.

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Panels and Enclosures

Pre-engineered or custom panels and enclosures help keep costs low and increase system reliability when used for retrofit upgrades and new equipment installations

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