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Er2
Write error during operation
Mitsubishi Electric · Mitsubishi FR-E800 Variable Frequency Drive
Hva betyr Er2 ?
This error signifies that a parameter write was attempted while Pr.77 (Parameter write selection) was set to '0', which explicitly disables parameter write operations during inverter run-time. It prevents accidental or unauthorized parameter changes while the system is active.
Vanlige årsaker
- Data corruption during an attempt to write operational parameters.
- Interruption of power supply while parameter changes were being processed.
- Internal memory error during parameter write operation.
Reparasjonssteg & Sjekkliste
Klikk på steg for å spore fremgangen.
- 1
Stop the inverter operation before attempting to make any parameter settings.
- 2
Alternatively, set Pr.77 to '2' to enable parameter write capability during operation.
Verifisert teknisk data. Sist oppdatert: March 2026
Relaterte feilkoder
Kilde: Mitsubishi FR-E800 Variable Frequency Drive