InverterFR-E800Verification pending — cross-check with the official manual
FR-E800 LP — LP
Alarm — operational, inspection needed
CAUSE
Why does it occur?
- Appears when the Forward stroke end (LSP) signal or the Reverse stroke end (LSN) signal is assigned to the input terminal and the signal is turned OFF (normally closed input)
- The indication remains displayed while the signal is OFF
- Check if the LSP/LSN signal is turned OFF (normally closed input)
REMEDY · Step by step
How to fix it?
- Turn ON the LSP/LSN signal (normally closed input)
- 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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