Sonnen sonnenBatterie 10, Руководство по установке, Страница: 33 / 100

Connecting the storage system | 6
KD-557 | 1000241 | EN | 02 33 / 100
Installation with three-phase building mains
1 2 3
1
2
3
1 2 3
1
13 14 15 16
13
A1 A
13 14 15 16
2
A1 A
13 14 15 16
2
Illustration 5: Circuit diagram overview – electrical connection in three-phase mains
1 Consumers in building 10 Power meter WM271
2
CT for consumption – L1
11 Bidirectional counter
3 CT for consumption – L2 12 Public electrical mains
4 CT for consumption – L3 13 MCB for PV inverter
5 RCD (in TT networks
1
) 14 CT for production – L1
6 MCB B20/B25 15 CT for production – L2
7 Transformer interface for consumption (A2) 16 CT for production – L3
8 Storage system 17 PV inverter
9
MCB
2
18 Transformer interface for production (A1)
1
Nominal differential current of 300 mA, 100 mA or 30 mA. Type of RCD depends on local conditions. Observe country-specific requirements.
2
Fuse protection of line must be ensured.