Photovoltaic system installation

Summary

The tender concerns the supply and turnkey installation of a photovoltaic system for the hall of the new road maintenance depot in Weilerswist. The works include 352 solar modules rated at least 470 Wp each, a 125 kVA inverter, an outdoor battery storage system of at least 90 kWh, the mounting system, cable trays, cabling, the protection and control cabinet, communications equipment, testing, commissioning, grid connection and documentation. The system will be installed on the hall roof; the tender documents provide for the AC cabling to be installed by the building-side contractor. The submission deadline is 13 October 2026 at 09:00, and price is the only award criterion. The bidder must submit the required qualification declarations, priced bill of quantities, electronic tender file and product information.