SMA SC 400HE Installation - Manual (Page 40)

Internal Electrical Connections SMA Solar Technology AG
40 SCxxxHE-IEN104432 Installation Guide
The following figure shows the terminal lugs at the three power units in the inverter cabinet and the
connection of the power cables to the sinusoidal filter in the AC cabinet of the Sunny Central.
A Terminal lugs of the sinusoidal filter choke
B Terminal lugs of the power unit
L-
L+
L-
L+
L-
L+
M3-810 M3-810
L+ L-
A A A B