InverterSINAMICS G120Verified · sol.ls-electric.com
SINAMICS G120 F30005 — Power unit: I2t overload
Trip — immediate stop
CAUSE
Why does it occur?
Accumulated operation above the continuous rating
REMEDY · Step by step
How to fix it?
Check the actual load, review the power module rating, and analyze the acceleration duty
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 Siemens AG manual. For accurate and complete information, always consult the official manual.
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