5 Product Overview
SMA Solar Technology AG
Operating manual
SB55-LV-JP-41-BE-en-13
20
5.5
System Overview
5.5.1
Circuitry Overview
SUNNY BOY
3
SUNNY BOY
1 ... 9
Grounding conductor
Line conductor
Neutral conductor
Cabel DC+ 600 V
Cabel DC– 600 V
PV MODULES
DISTRIBUTION BOARD
GRID-CONNECTION POINT
with energy meter
of the grid operator
UTILITY GRID
max
40 A
max
40 A
PV MODULES
Grounding PV array frame
Figure 2: Circuitry overview (example)