SMA S Technical Description page 70

Electrical Connection of the Automatic Switch Box S
All cables are fed into the housing from
underneath.
On the bottom of the housing there are four
elastic rubber membranes for installing the
AC cables.
The fully-assembled communication cables
(with RJ45 plugs) are routed through the
cable opening gaskets.
NOTICE!
Potential damage to device caused by penetrating moisture.
• Properly mount the elastic membrane and the cable opening gasket.
• Close all unused openings.
If properly installed, the rubber membrane and cable opening gasket guarantee IP54 protection.
70 SBU2200-TEN083320
Cable opening
gasket
SMA Solar Technology AG
Elastic
membrane
Technical Description