SMA SC 400HE Installation - Manual (Page 38)

Internal Electrical Connections SMA Solar Technology AG
38 SCxxxHE-IEN104432 Installation Guide
NOTICE!
Operational reduction of the Sunny Central due to faulty connection!
The following connection sequence must be observed when connecting the power cables
to the sinusoidal filter choke:
1. Screw
2. Spring washer
3. Washer
4. Terminal lug
– Only in the case of a middle power
cable; this will be installed on the
rear-side of the connection point.
5. Connection point sinusoidal filter or
power module
• Terminal lug
– Only in the case of the two exterior
power cables; these will be installed
on the front-side of the connection
point.
6. Washer
7. Spring washer
8. Nut
4
5
1 2
3
6
7
8