Renovation of Heating and Cooling Systems for Campus Wuppertal

Comprehensive renovation of heating and air conditioning for Campus Wuppertal: Installation of a district heating connection from Stadtwerke Wuppertal, district heating transfer station, two heating distributors (one for ventilation units East/West, radiators, domestic hot water preparation; the other with a separation heat exchanger for a 4-pipe system). Radiators for WC areas, stairwells, and ancillary rooms. Free-hanging ceiling sails for heating and cooling in office, meeting, and common areas, as well as special areas (events, canteen). Cooling generation via two chillers, recooling via two water-cooled recooling units on the roof. Buffering (maximum 12 m³), distribution via two outlets for ceiling radiant panels East/West. Refrigerant R515 B is used. Distribution from the central unit to six stairwells, each with 12 shafts per floor (5 floors) for riser distribution. Switchover between heating and cooling to a 2-pipe system per office finger, feeding two heating circuit distributors per shaft with individual room control for ceiling sails. Riser pipes for ventilation systems on the roof located in these shafts. Distribution on the ground floor parallel to the ceiling radiant panels. Installation of climate split units for electrical rooms with multiple indoor units per outdoor unit, using refrigerant R410 A. All piping systems must be insulated according to GEG, fire protection measures and proper fastening technology must be considered.

Tender documents

Additional details