Energy Dashboard Config Shelly Pro EM3

I just Purchased and had installed the 3Pro EM and would like to know the correct settings for home assistant

Single Phase 240V

Phase A is on Mains

Phase B is On Workshop

Phase C is On Solar 4kw

Grid consumption
Mains Active Energy Phase A

Return to grid
Mains Energy Total Returned Phase A

Is this correct for the return to grid