SMA MULTIFUNCTION RELAY - Manual (Page 16)

4 Electrical Connection SMA Solar Technology AG
16 MFR-NR-IA-en-21 Installation Manual
4. Insert the multifunction relay in the inverter. Lead the
left-hand key on the multifunction relay into the hole
in the plastic retainer for the display assembly.
5. Lead the ribbon cable upwards behind the display
assembly.
6. Fasten the multifunction relay using the washer and
the cylindrical screw (torque: 1.5 Nm). Use an
Allen key (AF 3).
7. Flip the display assembly down.
8. Tighten the screw of the display assembly.