© 2023 by XOLTA
TABLE OF CONTENTS
1. Document purpose and structure
1.1
Document purpose and structure ....................................................................................................................................6
2. Safety information and legal terms
2.1
Important safety instructions ...........................................................................................................................................6
2.2
ACTIONS in case of emergency situations .....................................................................................................................7
2.3
XOLTA certified installers
..................................................................................................................................................8
2.4
Safe disposal of lithium-ion batteries
..............................................................................................................................9
2.5
Disclaimer
..........................................................................................................................................................................9
2.5.1 Cyber security
........................................................................................................................................................9
2.6
Copyright
...........................................................................................................................................................................9
2.7
Voiding of warranty .........................................................................................................................................................10
2.8
Abbreviations
..................................................................................................................................................................10
3. XOLTA Battery Energy Storage System Overview
3.1 Introduction
.....................................................................................................................................................................11
3.2
Hardware description .....................................................................................................................................................12
3.3
System safety ..................................................................................................................................................................13
3.3.1 Safety measures ..................................................................................................................................................13
3.3.2
Internal electrical scheme of the XOLTA Outdoor BESS
....................................................................................14
3.4
Versions of BAT-80 battery system
................................................................................................................................15
3.5
Key specifications
...........................................................................................................................................................15
4. Receiving and installing the system
4.1
Delivery inspection
..........................................................................................................................................................17
4.2
Site requirements ............................................................................................................................................................17
4.3
Installing a XOLTA BAT-80 Outdoor BESS
..................................................................................................................................17
4.3.1 Physical installation requirements
.....................................................................................................................17
4.3.2 General electrical requirements
..........................................................................................................................19
4.3.3 Communication requirements ............................................................................................................................19
4.3.4 Installation with and without renewables
...........................................................................................................19
4.3.5 Grid feeding monitoring relay
..............................................................................................................................20
4.3.6 Connecting the battery system
...........................................................................................................................20
4.4
System operation ............................................................................................................................................................24
4.5
Maintenance requirements ............................................................................................................................................24
4.5.1 Maintenance intervals
..........................................................................................................................................24
4.5.2 Replacing the main air filter
................................................................................................................................25
4.6 Decommissioning
...........................................................................................................................................................25
4.6.1 Preparing the BAT-80 for decommissioning
......................................................................................................25
4.6.2 Decommissioning battery packs
........................................................................................................................25
5. XOLTA Battery System functionality
5.1
Multi-rack solution
..........................................................................................................................................................26
5.2
BESS operation modes ...................................................................................................................................................27
5.2.1 Renewable support
..............................................................................................................................................27
5.2.2 External control
.....................................................................................................................................................28
5.2.3 Grid support .........................................................................................................................................................28