SMA AUTOMATIC SWITCH BOX L - Manual (Page 33)

SMA Solar Technology AG Electrical Connection
Installation Guide AS-BoxL-IEN084410 33
Connection procedure
1. Select a suitable cable opening for the cable of the feed-in signal and poke a hole through it
with a pointy tool.
The cable has to be tightly enclosed by the opening after it is inserted.
2. Pull the cable through the opening into the Automatic Switch Box.
3. Connect PE to the "X7/Feed-In Signal" connection terminal according to the label.
4. Connect the cables to "IN" and "L1".
☑ The external signal for battery feed-in is now connected.