InverterFR-F800Verification pending — cross-check with the official manual
FR-F800 E.LUP — Upper limit fault
Trip — immediate stop
CAUSE
Why does it occur?
- When the load exceeds the upper limit fault detection range, the inverter trips
- This protective function is not available in the initial setting of Pr
- 1490 (Pr
- 1490 = "9999"). Check if too much load is applied to the equipment. Check that the load characteristics settings are correct
REMEDY · Step by step
How to fix it?
- Inspect the equipment. Set the load characteristics (Pr. 1481 to Pr. 14
- correctly.
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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