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Climate-Neutral Heat Supply for a Swiss Hospital Using PVT

Project Challenges:

  • Cost-effective energy supply for a new hospital building in Switzerland
  • Reliable heating without the use of fossil fuels
  • Regeneration of geothermal probes

Solution with Sunmaxx PVT:

  • Electricity and heat generation on the same (roof) surface using PVT
  • PVT as a 100% fossil-free heat source for the brine heat pump
  • Feeding surplus heat generated by PVT during the summer months into the ground

This Is How Sustainable Heating Planning Works: Climate-Neutral Clinic Building in Arlesheim, Switzerland

This new hospital building in the Swiss canton of Basel-Land has been relying on renewable energy from the start. This is made possible by 294 Sunmaxx PVT modules, which generate both electricity and heat. Whilst the thermal energy, in combination with ground probes, serves as the source for a brine-water heat pump, the solar electricity generated powers the building’s electrical appliances. A sustainable energy solution that conserves resources, operates quietly and offers long-term economic stability and security.

Project Details:

Building Type, Year of Construction
2025
Location
Arlesheim, CH
Roof Type
Flat roof
Heated Space
No information
Peak Power PV Generator
126,42 kWp
Model, Output Heat Pump
No information
Additional Energy Sources
Ground Probes
Number of PVT Modules
294
Size of PVT Field
588 m²
Year of Implementation PVT System
2025

A Flagship Project for Sustainable Construction with Renewable Energy Supply.

The use of untreated timber in construction ensures an excellent environmental footprint. This is because timber stores CO₂, is a renewable resource and enables resource-efficient building with low primary energy consumption. Furthermore, the solar power generated by the PVT modules covers the total operating hours of the building services systems. The surplus heat generated by the PVT modules, particularly in summer, is fed into the ground, thereby recharging the geothermal probes.

Related press release // Copyright information · Full view of the building: Thoma Holz GmbH · installation progress: IB-Krallinger GmbH · completed PVT system: SOLTOP Energie AG

Sustainable Energy Supply in the Healthcare Sector: Electricity and Heat from Sunmaxx PVT Modules

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Sunmaxx – the #1 Partner for Decarbonisation Projects of Any Scale. Contact Us Now.

Sunmaxx supplies energy to buildings and district heating networks – cost-effectively, silently, crisis-proof and affordable in the long term. Do you have a project for which PVT might be of interest? If so, please get in touch with us via +49 (0)35205 69401-0 or office@sunmaxx-pvt.com. We’d be happy to advise and support you.

Are you a property owner looking to switch your domestic heating supply to renewables? Sunmaxx is also suitable for small-scale projects and often even serves as the sole heat source for brine-to-water heat pumps. Please feel free to send us an enquiry or contact a specialist partner in your area directly.

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