R, S, T terminals of soft starter are input terminals while U, V, W are output terminals. QF-auto air breaker, KM-contactor, RJ-over heating protection relay, RD1-fuse, L11¡ªN is connected to 220V.

Recommended wiring diagram

!PE Grounding wire should be as short as possible, and should be connected to the nearest grounding point, better on the installation board against the soft starter. Installation board should also be grounded.