© 2021 by XOLTA
23
4.2.2 Transitional Sequences
4.2.2.1 Initialization
Accessible from POR (Power-on Reset) or from the error state in the event of a fault reset as shown
in Figure 4.8. During this sequence the following occurs:
• Check of all communication lines of ESS, internal (serial busses) and external (cloud)
• Status check of all devices
• In case of error, reset the device showing the error
• Activate BMS
Once the sequence is complete, the system automatically transitions to the Sleep state.
4.2.2.2 Startup
Accessible from sleep state and transitions the system to the run state. During this sequence, the
following occurs:
• Inverter is activated
• BESS DC contactors close
• AC and DC contactors of inverter close
4.2.2.3 Shutdown
Accessible from the run state and transitions the system to the sleep state. During this sequence the
following occurs:
• Inverter is de-activated
• AC and DC contactors of inverter opened
4.3 XOLTA outdoor BESS monitoring
To monitor your battery, you need to register for the XOLTA Web App and register your battery.
Go to app.xolta.com. For the best experience we recommend using the Google Chrome browser.
For larger installations, an API is available. See the next chapter for details.
