Siemens SIPROTEC 7SX85 Universal Protection Relay

Universal protection for motors, generators, and power systems ، Modular design for flexible configuration and future expansion ، Advanced automation for efficient power system control ، High reliability under various network conditions ، Local availability through trusted suppliers ، User-friendly interface for monitoring, configuration, and maintenance ، Applications: feeders, lines, transformers, motors, generators, capacitor banks ، Detection and selective tripping of short circuits and ground faults ، Directional and non-directional overcurrent protection ، Distance and differential protection for lines and cables ، Transformer differential protection (two- and multi-winding) ، Motor protection against short circuits, thermal overloads, unbalances, and idle or blocked operation ، Generator, power unit, and synchronous motor protection ، Capacitor bank protection: current imbalance, peak overvoltage, overcurrent, overload, differential ، Arc protection, overvoltage and undervoltage protection ، Frequency and frequency-change protection ، Power protection with all methods