Data mapping principles - Arc protection - Bay control and measurement - Merging unit - Transformer protection - 2 winding - Feeder protection - Voltage regulation - Capacitor bank protection - Grid automation - Busbar differential protection (high impedance) - Line differential protection - Back-up protection - Motor protection - Busbar protection (voltage and frequency) - Interconnection protection - Generator protection - Power management/Load shedding - Modbus Communication Manual - REX615 Protection and control - PCL2 - IEC - ANSI - 30.09.2025

REX615 Modbus Master Communication Protocol Manual

The polled Modbus data by the protection relay can be mapped to IEC 61850 objects’ input signals in CMT. For these signals to be visible in CMT, the IEC 61850 objects must be added to the relay’s configuration in ACT.