InverterFR-A800Verification pending — cross-check with the official manual
FR-A800 RD — Backup in progress
Alarm — operational, inspection needed
CAUSE
Why does it occur?
The GOT is used for backing up inverter parameters and the data used in the PLC function of inverter. (Refer to page 722.)
REMEDY · Step by step
How to fix it?
Returns automatically when backup completes — do not cut power during the process
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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