SMA ENERGY SYSTEM with SUNNY BOY STORAGE 3.8-US System Manual page 11

SMA Solar Technology AG
4.1 Circuitry Overview Overall System
DISTRIBUTION BOARD
2
PV SUNNY BOY
INVERTER
PV MODULES
Figure 3: Circuitry overview of the overall system
System Manual
2 2
STORAGE
LOADS
BATTERY
ENERGY METER
(Modbus RTU)
2x2 2x1
2
cabel DC+ 600 V
cabel DC– 600 V
line conductor L1 and L2
Neutral conductor
Grounding conductor
SBSUL9540-SH-en-10
4 System Overview
SCHUTZEINRICHTUNG
max.
200 A
2
GRID-CONNECTION POINT
with energy meter of the
electric utility company
2
UTILITY
GRID
11