Saving, reading and writing configuration to IED - 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 - Engineering Manual - REX640 Protection and control - Relion Protection and Control - PCL6 - IEC - ANSI - 16.02.2023

REX640 Engineering Manual
  1. Save the LHMI configuration in one of the alternative ways.
    • On the File menu, select Save.
    • Click the Save button on the toolbar.
    • Press CTRL+S.
  2. To write the configuration to the IED, click the Write to IED button on the toolbar.

    This action must be confirmed before it is carried out, because it overwrites the IED's existing display configuration. The writing operation can take a few seconds or minutes to complete.

  3. To read the configuration from the IED, click the Read from IED button on the toolbar.