Improving energy efficiency by installing photovoltaic panels and an energy storage system at the Czarniecka Góra Rehabilitation Centre

Summary

The tender concerns the dismantling and disposal of the existing solar-thermal collector system and the construction of an approximately 50 kWp photovoltaic system with a 100 kWh energy storage system at the Świętokrzyskie rehabilitation centre in Czarniecka Góra. The works include preparing and renovating the existing structure, installing 100 photovoltaic modules, a hybrid inverter, energy storage, a power-factor compensation unit, switchboards, cables, earthing and protection systems, as well as connection, commissioning, testing and preparation of as-built and operating documentation. The works must be completed within 60 days of signing the contract. The tender deadline is 21 September 2026 at 09:00, and the tender must be submitted electronically in Polish. Tenders will be evaluated on price (60 points) and the warranty period for the construction works (40 points); the minimum warranty is 24 months and a maximum of 60 months is taken into account. The bidder must comply with the technical specifications, submit the required declarations and tender forms, and ensure that personnel installing the photovoltaic panels are employed under employment contracts where the nature of the work constitutes an employment relationship.