breakerMetasol-MS/EOCRVerified · sol.ls-electric.com
Metasol-MS/EOCR rP — Reverse Phase
Trip — immediate stop
CAUSE
Why does it occur?
- Reverse phase
- Phase sequence changed; detected only at motor startup (0.1~1.0s)
REMEDY · Step by step
How to fix it?
Correct the phase sequence (swap two phases) of the supply wiring.
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 PDF ↗LSIS EMPR (DMPi) Series Manual (E 09-1909)
p.18