InverterV20Verified · sol.ls-electric.com
V20 F60 — Asic timeout
Trip — immediate stop
CAUSE
Why does it occur?
- Internal communications failure. r0949=0 hardware-reported link fail; =1 software-reported link fail
- Can appear sporadically due to EMC problems
REMEDY · Step by step
How to fix it?
- Check the inverter
- If the fault appears sporadically, check and improve EMC and use an EMC filter
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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