20E0451 (LBB NL Mainz) University of Applied Sciences Mainz Koblenzer Strasse - new building 2nd construction phase / heating - cooling.

Heating system:

- 1 pc. District heating transfer station 730 kW,

- 160 m plastic jacket composite pipe DN125, laid in the ground,

- 3 heating distributors,

- 13 heating pumps,

- 7 control valves,

- 161 pieces of shut-off and balancing valves,

- 11 heat meters,

- 1 pc pressure maintenance station with make-up device,

- 594 pcs of radiators,

- 1 340 m 2 Underfloor heating,

- 16 pieces of radiant ceiling heating panels,

- 6 600 running meters of heating pipeline DN 15 to DN 50 made of copper pipe with press connection,

- 440 running meters of heating pipeline DN 25 to DN 125 made of steel pipe with welded joint,

- 3 470 running meters of insulation sleeve for laying on the unfinished floor,

- 474 fire protection penetrations.

Refrigeration system:

- 1 pc air-cooled compression chiller 300 kW for outdoor installation on the roof,

- 1 pc buffer tank,

- 3 pc cold distributors,

- 10 pc cooling water pumps,

- 3 control valves,

- 415 pieces of shut-off and balancing valves,

- 6 heat meters,

- 1 pc pressure maintenance station with make-up device,

- 1 820 running meters of cooling water pipe DN 15 to DN 50 made of copper pipe with press connection,

- 570 running meters of cooling water line DN 25 to DN 125 made of steel pipe with welded joint,

- 280 fire protection penetrations,

- 63 units of circulating air cooling units,

- 24 industrial distributors for surface heating / cooling systems with connection to on-site concrete core activation.