Draft technical rule
2022-10
VDI 4650 Blatt 3:2022-10 - Draft
Calculation of the seasonal coefficient of performance of heat pump systems - Fundamentals, terms, and defintions of multifunctional ventilation units with heat pumps
For heat pumps to be eligible under the German Building Energy Act (GEG), various requirements must be observed, including mathematical proof of compliance with minimum values for the annual ...
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