REX615 IEC 60870-5-104 Communication Protocol Manual - Arc protection - Back-up protection - Bay control and measurement - Busbar differential protection (high impedance) - Busbar protection (voltage and frequency) - Capacitor bank protection - Feeder protection - Generator protection - Grid automation - Interconnection protection - Line differential protection - Merging unit - Motor protection - Power management/Load shedding - Transformer protection - 2 winding - Voltage regulation - IEC 60870-5-101/104 Communication Manual - IEC 60870-5-104 Comm Protocol Manual - REX615 Protection and control - Relion Protection and Control - PCL1 - ANSI - IEC - 22.04.2024