R22 (+30/-15, Tsuc=25°C, dTuk=0K) Propane (+30/-14, Tsuc=0°C, dTuk=2K) Type Displacement   Efficiency Type Displacement    Efficiency1 4T-8.2 39.36 m3/h ƒÅice = 63.8% ƒÅvol = 82.7% 4T-8.2 39.36 m3/h ƒÅice = 63.8% ƒÅvol = 82.7% Qe We P2/P1 Qe We P2/P1 18.56 kW 6.37 kW 4.03 16.8 kW    5.7 kW 3.56 1