SMA AUTOMATIC SWITCH BOX XL - Manual (Page 28)

Electrical Connection SMA Solar Technology AG
28 AS-BOX-XL-IEN094410 Installation Guide
Connection Procedure
1. Prepare the cables as described in Section 5.3 ”Preparing the cables” (page 24).
2. Connect PE and N to the "=AS-X4 PV System" terminal according to the labels.
3. Connect L1, L2, and L3 to the "=AS-X4/PV System" terminal according to the labels.
☑ The PV system is now connected to the Automatic Switch Box.