InverterFR-E800Verification pending — cross-check with the official manual
FR-E800 RD — Rd
Alarm — operational, inspection needed
CAUSE
Why does it occur?
- Backup operation is in progress to back up inverter parameters and the data used in the PLC function to a computer
- Reference manual FR-E800 Instruction Manual (Communication)
REMEDY · Step by step
How to fix it?
It returns automatically when the backup is complete — do not cut power while in progress.
Do not reset repeatedly before identifying the cause. Repeated resets while ignoring a trip/alarm can cause secondary damage (IGBT failure, motor winding damage, etc.).
SOURCE
Related manual page
Summary based on the official Mitsubishi Electric manual. For accurate and complete information, always consult the official manual.
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