SMA PVO-N-20 - Manual (Page 24)

7 Electrical Connection SMA Solar Technology AG
24 PVO-BOX-IA-en-10 Installation Manual
7.1.2 Interior View
Figure 9: Interior view of the SMA PV Offset Box
Item Description Explanation
A Connection socket Connection socket for fault indication relay
B Connection socket Connection socket for AC connection
C Connection socket Connection socket for FE