Phase protection relay / high-voltage / configurable / programmable
SEL-321 Schweitzer Engineering Laboratories

Characteristics

  • Measured/monitored value:

    phase

  • Other characteristics:

    high-voltage, configurable, programmable, panel-mount

Description

SEL-321 Phase and Ground Distance Relay

The SEL-321 Relay delivers outstanding EHV protection, performance, and features—at a price practical for all voltage levels and with the features you need for system integration.

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