InverterV20Verified · sol.ls-electric.com
V20 A502 — Overvoltage limit
Warning — monitor· AUTO-RESET
CAUSE
Why does it occur?
- Overvoltage limit is reached
- This warning can occur during ramp-down if the Vdc controller is disabled (P1240 = 0)
REMEDY · Step by step
How to fix it?
If this warning is displayed permanently, check the inverter input voltage.
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.
Open official manual ↗CALLBACK