6 Electrical Connection SMA Solar Technology AG
28 SB13_21TL-IA-en-65 Installation Manual
6. If the cable diameter is between 7 mm and 10 mm, use sealing ring, clamping cage and
pressure screw as follows:
– Push the sealing ring into the clamping cage.
– Thread the PG13.5 pressure screw and the
clamping cage with sealing ring onto the
AC cable.
7. If the external cable diameter is between
10 mm and 14 mm, thread cable gland M20x1.5
onto the AC cable.
8. Thread the threaded sleeve onto the AC cable.
9. Connect PE, N and L to the bush insert as follows:
• Insert PE into the screw terminal with the earth
symbol on the bush insert, and tighten the
screw.
• Insert N into screw terminal 1 on the bush insert
and tighten the screw.
• Insert L into screw terminal 2 on the bush insert
and tighten the screw.
10. Ensure that the wires are firmly in place.
11. Screw the threaded sleeve tightly onto the bush
insert.
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