Data Sheet

3 - 59
Technical System Catalogue/Climate control
Chiller for water – Modular design
5.000,00 €
4.500,00 €
4.000,00 €
3.500,00 €
3.000,00 €
2.500,00 €
2.000,00 €
1.500,00 €
1.000,00 €
500,00 €
0,00 €
4.586,00 €
2.766,00 €
Here, we compare the energy costs of cooling a bayed enclosure suite (heat loss 25 kW).
Cooling units versus air/water heat exchangers combined with chillers.
Comparative calculation of energy costs
Qty.
Power consumption
kW per unit
Price kWh
Euro
Energy costs
Euro
Cooling unit for wall-mounting 8 1.02 0.12 2,923.20
Cooling unit for wall-mounting 8 0.58 0.12 1,663.20
Total 12.74 4,586.40
Qty.
Power consumption
kW per unit
Price kWh
Euro
Energy costs
Euro
Air/water heat exchanger 8 0.06 0.12 175.39
Air/water heat exchanger 8 0.16 0.12 463.68
Chiller in a TS 8 enclosure 1 5.91 0.12 2,126.88
Total 7. 6 8 2,765.95
Difference
€ 1,820.45 =
approx. 40%
16 cooling units 1 chiller/
16 heat exchangers