REX640 IEC 60870-5-103 Communication Protocol Manual - Arc protection - Auto synchronization - Bay control and measurement - Merging unit - Transformer protection - 2 winding - Feeder protection - Voltage regulation - Capacitor bank protection - Petersen Coil control - Grid automation - Busbar differential protection (high impedance) - Back-up protection - Motor protection - Busbar protection (voltage and frequency) - Transformer protection - 3 winding - Interconnection protection - Generator protection - Power management/Load shedding - IEC 60870-5-103 Communication Manual - IEC 60870-5-103 Comm Protocol Manual - REX640 Protection and control - Relion Protection and Control - PCL4 - IEC - ANSI - 17.02.2023 - REX640