InverterS300Verification pending — cross-check with the official manual
S300 Pre-PID Fail — Pre-PID Fail
Trip — immediate stop
CAUSE
Why does it occur?
- Failure to reach the control target in the Pre-PID region (below the frequency set in PPID-
- — caused by incorrect feedback signal setting, mismatch between reference and feedback inputs, or improper PID gain.
REMEDY · Step by step
How to fix it?
- Check the Reference source and Feedback settings, and verify the reference and feedback input values. Pre-PID operates above the frequency set in parameter PPID-
- The default value is 0 Hz.
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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