Apr 2, 2025
The GE MiCOM P444 Agile Distance Protection System is a high-performance numerical relay designed for fast, reliable, and flexible protection of transmission and sub-transmission lines. Built on the MiCOM P40 platform, the P444 offers six-zone distance protection, directional earth fault (DEF) detection, and comprehensive backup protection. With support for IEC 61850 digital substations, advanced cybersecurity features, and a robust fault locator, this relay ensures enhanced grid stability and reduced downtime for utility providers.