Inverter DC units energy saving analysis

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DC inverter speed
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Energy Saving
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EER increase
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DC inverter unit values
Power Consumption
kW
EER
kW/kW
Standard unit values
Power Consumption
kW
EER
kW/kW
Total values per year
Energy saving
€
Environmental impact
t CO2
Pay-back time
Mesi
12
Example for:
- Room conditions: 24°C/50%Rh - Maximum heat load: 28 kW
- DC inverter unit: PA 301 - Fix speed EC fans - Inverter DC R410A - Condensing temperature 50°C
- Standard unit: UPA 301 - Fix speed EC fans - Condensing temperature 50°C
- Energy cost €/kW: € 0.118 (Medium price EU-27 zone - S2 2012 Eurostat data) - CO2 Production: 0.75 kg CO2/kW
- Pay-back time calculated on DC inverter accessory extra-cost

Tests carried out at the laboratories of TECNAIR LV - UBOLDO (VA) - Italy
Cooling request
100%
1%