Megabattery Walenstadt II


  • Performance: 4 MW
  • Inverter: 2x SMA MVPS
  • Capacity: 5 MWh
  • Batteries: 14x CATL EnerOne (LFP)
  • Black start and island capable
  • Implementation: October 2023

Brief description

In Walenstadt, three identical storage systems are implemented on one site. The Walenstadt II system is used to serve the grid and is both black start and island capable. Together with the Walenstadt system I, the Walenstadt system II can provide the entire supply area of the Walenstadt Water and Electricity Works with backup power.

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