Electrical Connection; Wiring Overview With One Battery Inverter - SMA COMMERCIAL STORAGE SOLUTION 30 System Manual

8 Electrical Connection

8 Electrical Connection
8.1

Wiring Overview with One Battery Inverter

UTILITY GRID
DC+ cable
DC– cable
Line conductor
Neutral conductor
Grounding conductor
For commissioning only
Figure 23: SMA Commercial Storage Solution with one battery inverter and one battery cabinet (example)
60 ESSX-20-SH-en-10
Point of interconnection
with energy meter from
electric utility company
TN or TT system
If there is one battery cabinet, the battery fuse is part of the battery management
one battery cabinet, the DC distributor must be installed.
ROUTER
max. 125 A
BATTERY FUSE
system. If there is more than
SMA Solar Technology AG
PV MODULES
Existing
protective devices
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