Updating firmware or language - 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 - PCL6 - IEC - ANSI - 16.02.2023

REX640 Engineering Manual

  1. Select the update mode.
    • Firmware
    • Language
  2. Select the update package and click Next.
    Figure 1. Choosing the update mode and package
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  3. Select the relay to be updated and click Next.

    Currently only one relay can be selected.

    Figure 2. Choosing the relay for the update
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  4. If required, clear the life cycle handling indication by selecting the Clear Lifecycle Handling indication on Local HMI after update check box.
    Figure 3. Clearing lifecycle handling indication
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  5. When updating remotely, wait for 30 seconds for the local user confirmation before proceeding with the update.
    • The local user can cancel the update via the LHMI by pressing Cancel Update during the 30-second window.
    • IED use is allowed after the update is completed successfully.
    Figure 4. Waiting for local user confirmation with remote update
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    Figure 5. Completing the update
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