Wiring Overview With Two Battery Inverters - SMA COMMERCIAL STORAGE SOLUTION 30 System Manual

SMA Solar Technology AG
8.2

Wiring Overview with Two Battery Inverters

UTILITY GRID
Point of interconnection
with energy meter from
electric utility company
If there is one battery cabinet, the battery fuse is part of the battery management
one battery cabinet, the DC distributor must be installed.
DC+ cable
DC– cable
Line conductor
Neutral conductor
Grounding conductor
For commissioning only
Figure 24: SMA Commercial Storage Solution with two battery inverters and one battery cabinet each (example)
System Manual
ROUTER
TN or TT system
125 A
system. If there is more than
max.
BATTERY FUSE
8 Electrical Connection
PV MODULES
Existing
protective devices
LOAD
max.
125 A
BATTERY FUSE
ESSX-20-SH-en-10 61