InverterSINAMICS G120Verified · sol.ls-electric.com
SINAMICS G120 F07900 — Motor blocked
Trip — immediate stop
CAUSE
Why does it occur?
Stall detected — excessive load or mechanical jam
REMEDY · Step by step
How to fix it?
Inspect the mechanical load and power transmission; if the load is normal, adjust the P2175/P2177 thresholds
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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