InverterS300Verified · sol.ls-electric.com
S300 Power Index Error — Power Index Error
Trip — immediate stop
CAUSE
Why does it occur?
Occurs when there is a fault in the inverter's internal power section capacity recognition circuit.
REMEDY · Step by step
How to fix it?
- Inverter inspection required
- Contact an authorized automation service center
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
Verified · sol.ls-electric.com
Open manual ↗S300 Standard User Manual V1.6 EN (260120)
9.5 Trip/Warning List · 14장 Troubleshooting · p.730 · V1.6 (2026-01-20)