Over-current protection relay / three-phase / programmable / configurable
SEL-387 Schweitzer Engineering Laboratories

Characteristics

  • Measured/monitored value:

    over-current

  • Other characteristics:

    three-phase, programmable, configurable, differential, for generators

Description

The SEL-387 Current Differential and Overcurrent Relay provides protection, control, and metering for transformers, machines, buses, breakers, and feeders. Features include four three-phase current inputs with independent restrained and unrestrained differential protection, programmable single- or dual slope differential characteristic, circuit breaker monitor, battery voltage monitor, and enhanced SELogic® Control Equations.

{{requestButtons}}
Favorites

Other Schweitzer Engineering Laboratories products

Protection