Turnkey construction of an approximately 5.2 MW air-to-water heat pump system and building for Vrå heating plant

Summary

The tender concerns the turnkey construction of a complete, operational approximately 5.2 MW air-to-water heat pump system for Vrå heating plant and its building. The system must use outdoor air as the heat source and the natural, non-toxic and non-flammable refrigerant CO2. The works include, among other things, constructing a new building, installing the system and related technical equipment, providing a septic tank and water and electricity supplies, establishing the connection equipment and transformer capacity, detailed design, construction management, quality management and coordination. The building and equipment must be prepared for an additional 50% heat pump capacity to be installed either as an option or under a future contract. The tender submission deadline is 2 September 2026. The precise exclusion, qualification and compliance requirements must be checked in the tender documents.