InverteriS7Verification pending — cross-check with the official manual
iS7 Option Trip-3 — Option Trip-3
Trip — immediate stop· AUTO-RESET
CAUSE
Why does it occur?
Option card removed from slot 3 after power-on, or communication failure between option card and inverter.
REMEDY · Step by step
How to fix it?
- Re-insert option card
- Check option card connection
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
CALLBACK
Request an expert callback
A 12-year automation/SI engineer responds directly. Reply within 1–3 business days.