Refrigeration systems for the new G/KTI building section at the Lower Saxony State Criminal Police Office

Summary

The tender covers the supply and installation of refrigeration systems for the new G/KTI building section of the Lower Saxony State Criminal Police Office in Hannover. The work includes, among other things, four R1234ze screw chillers (two rated at 750 kW and two at 900 kW), dry coolers, pumps, storage vessels, pipework and fittings, precision air-conditioning units and VRF systems. The contractor must also carry out the associated building and fire-protection work, fill and commission the equipment, prepare documentation, and take part in a six-week integrated trial operation and user training. The contract is not divided into lots and variant tenders are not permitted, although multiple main tenders are allowed. Price is the sole award criterion. Tenders must be submitted electronically by 4 November 2026 at 10:30. The bidder must provide a self-declaration of suitability and the required declarations and pricing forms, and must observe the applicable German collective-agreement pay and minimum-wage requirements.