The JLS300 series of Overcurrent Protection Relays are high-performance, all-in-one devices that provide power system protection and control capabilities in industrial applications. These units provide line protection, generator protection, motor protection, transformer protection, and line differential protection. JLS300 relays also feature user-friendly configuration and monitoring interfaces, advanced metering and diagnostic capabilities, internal historian data recording, and optional protocol communications for interfacing with SCADA systems. The JLS300 series of relays is designed to meet all international protection and control standards.