InverterFR-E800Verification pending — cross-check with the official manual
FR-E800 E.OSD — Spd deviation fault
Trip — immediate stop
CAUSE
Why does it occur?
- • When Pr.285 Speed deviation excess detection frequency is set during Vector control or PM sensorless vector control, if the motor speed is increased or decreased by factors such as influence of the load and cannot be controlled in accordance with the speed command value, the deceleration check function (Pr.6
- is activated to stop the inverter output. • Check that the settings of Pr.285 and Pr.
REMEDY · Step by step
How to fix it?
- • Set Pr.285 and Pr.853 correctly. • Keep the load stable. • Set Pr.369 correctly
- Reference manual FR-E800 Instruction Manual (Function)
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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