Electrical Connection
SMA Solar Technology AG
26
WB33-38-IA-IEN120940
Installation Manual
5. Pass the threaded sleeve (C) with the sealing ring over the AC cable.
6. Bend the AC cable The bending radius must be at
least four times the cable diameter.
7. Shorten the cable.
8. Shorten phase L and neutral conductor
N 4 to 5 mm.
9. Insert the PE conductor (green-yellow) into the
screw terminal with the earth sign on the bush insert
and tighten the screw. The PE conductor must be
longer than the connection wires N and L.
10. Insert neutral conductor N (blue) into screw
terminal N on the bush insert and tighten the screw.
11. Insert phase L (brown or black) into screw terminal
L on the bush insert and tighten the screw.
12. Check that the connection wires are securely
connected.
13. Push the threaded sleeve (C) onto the bush insert
(B) until it audibly snaps into place.
