Battery

Large-scale energy storage

  • Walenstadt, Switzerland
  • October 2023
Walenstadt, Switzerland

Battery storage for frequency response services & black-start

Altenso‘ s first three projects (Walenstadt 1-3) in Switzerland are co-located, grid connected battery systems, providing grid services such as frequency response and black-start for the DSO. One of them allows complete island operation of the community in case of grid issues.

Project Figures

  • Power

    13.05 MW

  • Battery Capacity

    15.6 MWh

  • Role

    System Integrator

  • Components

    4 x SCS 3450 UP
    4 x MVPS 4200

  • Monitoring

    SMA Power Plant Manager
    Monitoring System

  • Application

    Frequency response services & black-start

SMA System Technology

Our power conversion units and battery containers are manufactured in a serial mass production in Kassel (Germany). We keep highest production standards and deliver worldwide even to very remote and secluded locations.

  • 20 foot Medium Voltage Power Station (MVPS)

    containing SMA Sunny Central Storage inverter technology

  • SMA Power Plant Manager with Hybrid Controller

    Innovative monitoring and controll systems

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