© 2021 by XOLTA
14
Figure 3.2:
Illustration of the
XOLTA outdoor BESS
electrical connection
and protection for
30kVA battery rack
The XOLTA outdoor BESS must be installed and commissioned by a XOLTA-trained technician. Any
subsequent changes or modifications performed by unauthorized personnel are strictly prohibited
and could compromise safety.
3.3.2 Installation overview
3.3.2.1 Typical installation without solar panels
The block schematics in Fig 3.3 depict a typical installation of the XOLTA outdoor BESS unit
rack without solar panels.
Figure 3.3:
Typical XOLTA outdoor
BESS installation
without solar panels
Cloud
L2
L1
L3
N
PE
Grid
Meter
Ethernet
Switch
1P+N+PE
~230V, 2.5A
45 -
125A
2.5A -
10A
45 -
125A
2.5A -
10A
3P+PE
~400V, 43A
1P+N+PE
~230V, 2.5A
3P+PE
~400V, 43A
Other
Meters
(option)
PV
Meter
32 battery
ra
cks ma
x
Ligthining protectio
n
Ligthining protectio
n
XOLTA BESS
Unit Rack
3 x PE, 45A
1 x N+PE, 10A
Main
Utility
Meter
XOLTA
Grid
Meter
Eth. Cable
Internet
Connection
Power
Grid
CTs
Eth.
Cable
Eth.
Cable
Meter
Supply
Fuse And
Switch
Cabinet
Eth.
Switch