Checking protection relay's information - 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 - Installation Manual - REX640 Protection and control - Relion Protection and Control - PCL4 - IEC - ANSI - 16.02.2023

REX640 Installation Manual

The protection relay information includes detailed information about the device, such as version and serial number.

Check the protection relay's information in one of the alternative ways.

  • Select Menu bar > Device information > Product identifiers on the HMI.
  • Select Device information > Product identifiers on the WHMI.

The Product identifiers submenu contains product-related information including product type, serial number, order number, production date and SW version.

The HW modules submenu contains information about the HW modules.