Technical Data Downow Units WX Type
Performance Data
TC = Total Cooling
SC = Sensible Cooling
THR = Total Heat Rejection
(1) All data quoted is gross
(2) Interpolate for water temperatures between those quoted, do not extrapolate
(3) Water ow rate (l/s) = THR/(4.19*ΔT) at 100% Water; for glycol use refer to Ethylene Glycol Correction Factors section
Indoor Air Temperature
+18°C to +28°C
Indoor RH%
+40% to +55%
Condenser Minimum Entering Temperature °C
+25°C
Condenser Maximum Leaving Water Temperature °C
+45°C
Operating Limits
100
Cooling Capacity (1)
Condenser Entering/Leaving Temperature - Based on 5°C ΔT
Air On 25°C/30°C 30°C/35°C 35°C/40°C 40°C/45°C
(DB°C/%RH) TC (kW) SC (kW)
THR
(kW) TC (kW) SC (kW)
THR
(kW) TC (kW) SC (kW)
THR
(kW) TC (kW) SC (kW)
THR
(kW)
DF6WX-EZRE
22/50 6.3 6.1 8.3 6.3 6.1 8.3 6.2 6.0 8.2 5.8 5.7 8.1
24/45 6.6 6.6 8.5 6.6 6.6 8.5 6.4 6.4 8.5 6.1 6.1 8.4
26/40 6.9 6.9 8.9 6.9 6.9 8.9 6.8 6.8 8.8 6.5 6.5 8.7
DF8WX-EZRE
22/50 8.0 7.9 10.6 8.0 7.9 10.6 7.9 7.7 10.5 7.4 7.4 10.4
24/45 8.4 8.4 10.9 8.4 8.4 10.9 8.2 8.2 10.9 7.8 7.8 10.8
26/40 8.8 8.7 11.4 8.8 8.7 11.4 8.7 8.5 11.3 8.4 7.9 11.3
DF10WX-EZRE
22/50 10.5 10.4 13.8 10.5 10.4 13.8 10.3 10.2 13.7 9.7 9.7 13.5
24/45 11.0 11.0 14.3 11.0 11.0 14.3 10.7 10.7 14.2 10.2 10.2 14.0
26/40 11.5 11.5 14.9 11.5 11.5 14.9 11.3 11.3 14.8 10.9 10.9 14.7
DF13WX-EZRE
22/50 13.6 12.4 17.8 13.6 12.4 17.8 13.3 12.2 17.7 12.5 11.7 17.4
24/45 14.1 13.7 18.4 14.1 13.7 18.4 13.8 13.5 18.2 13.1 12.9 17.9
26/40 14.7 14.7 18.9 14.7 14.7 18.9 14.3 14.3 18.7 13.6 13.6 18.5
DF15WX-EZRE
22/50 15.4 14.5 20.3 15.4 14.5 20.3 15.2 14.3 20.2 14.4 13.8 19.9
24/45 16.0 15.7 20.9 16.0 15.7 20.9 15.8 15.5 20.8 15.0 14.9 20.5
26/40 16.6 16.6 21.5 16.6 16.6 21.5 16.4 16.4 21.5 15.7 15.7 21.2
DF17WX-EZRE
22/50 17.7 16.5 23.4 17.7 16.5 23.4 17.4 16.3 23.3 16.4 15.7 22.9
24/45 18.3 18.0 24.1 18.3 18.0 24.1 18.0 17.8 23.9 17.0 17.0 23.4
26/40 18.9 18.9 24.7 18.9 18.9 24.7 18.6 18.6 24.5 17.6 17.6 24.1
DF20WX2-EZRE
22/50 21.3 19.9 28.0 21.3 19.9 28.0 20.9 19.6 27.8 19.8 18.8 27.4
24/45 22.2 21.9 29.0 22.2 21.9 29.0 21.8 21.5 28.7 20.7 20.7 28.3
26/40 23.1 23.1 29.9 23.1 23.1 29.9 22.7 22.7 29.7 21.6 21.6 29.3
DF22WX2-EZRE
22/50 21.9 21.2 28.7 21.9 21.2 28.7 21.5 20.8 28.4 20.3 20.0 28.0
24/45 22.9 22.9 29.7 22.9 22.9 29.7 22.5 22.5 29.5 21.3 21.3 29.0
26/40 24.0 24.0 30.8 24.0 24.0 30.8 23.5 23.5 30.6 22.4 22.4 30.2
DF26WX2-EZRE
22/50 26.5 24.2 34.9 26.5 24.2 34.9 25.8 23.8 34.6 24.4 22.9 34.1
24/45 27.5 26.5 36.0 27.5 26.5 36.0 26.8 26.0 35.7 25.4 25.0 35.2
26/40 28.6 28.6 37.0 28.6 28.6 37.0 27.9 27.9 36.7 26.5 26.5 36.3
DF28WX-EZRE
22/50 25.0 24.3 33.7 25.0 24.3 33.7 24.6 24.1 33.6 23.4 23.1 33.1
24/45 26.1
26.1 35.0 26.1 26.1 35.0 25.8 25.8 34.8 24.5 24.5 34.3
26/40 27.4 27.4 36.3 27.4 27.4 36.3 27.1 27.1 36.2 25.9 25.9 35.8