InverterS300Verification pending — cross-check with the official manual
S300 Encoder Error — Encoder Error
Trip — immediate stop
CAUSE
Why does it occur?
Occurs when the polarity of each signal of a line-drive type encoder is connected incorrectly.
REMEDY · Step by step
How to fix it?
Check the polarity of phase A and phase B and wire accordingly.
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
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