Technical Manual Downflow - Airedale International Air Conditioning
Technical Manual Downflow - Airedale International Air Conditioning
Technical Manual Downflow - Airedale International Air Conditioning
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CHILLED WATER<br />
46<br />
-DF<br />
General Specification - Chilled Water Models<br />
MECHANICAL DATA<br />
Precision <strong>Air</strong> <strong>Conditioning</strong><br />
<strong>Technical</strong> <strong>Manual</strong> : 6259014 v1.3.0 02_2013<br />
Precision <strong>Air</strong> <strong>Conditioning</strong><br />
DF15CW-EZ DF17CW-EZ DF22CW-EZ DF25CW-EZ<br />
Capacity (1)<br />
Nom Cooling (Gross) kW 17.5 19.6 24.6 27.8<br />
Fan Gain<br />
Dimensions<br />
kW 1.31 1.20 1.31 1.31<br />
H x W x D<br />
Weight<br />
mm 1940 x 990 x 670 1940 x 990 x 670 1940 x 1310 x 670 1940 x 1310 x 670<br />
Machine kg 200 200 252 252<br />
Construction Panels: Galvanised Sheet Steel, Epoxy Baked Powder Paint - Light Grey, (RAL 7035)<br />
Material/Colour<br />
Frame: Anodised Aluminium Frame with Black Nylon Corners<br />
Cooling Coil Copper Tube/Turbulated Hydrophilic Coated Aluminium Fins<br />
Cooling/Dehum Stages 1 (Modulated) / 1<br />
Fan & Motor Centrifugal Direct Drive - Designed to 25Pa ESP<br />
Quantity / Motor Size kW 1 x 1.10 1 x 1.10 2 x 0.60 2 x 0.60<br />
Maximum ESP Pa 120 34 194 43<br />
Nominal <strong>Air</strong>flow<br />
Connections<br />
m³/s 1.20 1.40 1.70 2.00<br />
Inlet/Outlet mm 28 28 28 28<br />
Condensate Drain Hose mm 19 19 19 19<br />
Filtration Disposable to BS EN 779 - G4 - 50mm<br />
Quantity<br />
OPTIONAL EXTRAS<br />
2 2 3 3<br />
Electric Heating (Total)<br />
Humidifier<br />
kW 7.5 7.5 15.0 15.0<br />
Capacity kg/hr 0.6 - 3.0 0.6 - 3.0 0.6 - 3.0 0.6 - 3.0<br />
Feed/Drain<br />
Condensate Pump<br />
3/4” BSPF Braided flexible hose/19mm hose connection<br />
Head m 8 8 8 8<br />
Flow l/m 5 5 5 5<br />
Drain 10mm S/Steel Stub Connection<br />
Larger / Next Larger Fan Motor Size<br />
Quantity / Motor Size kW N/A / N/A N/A / N/A N/A / N/A N/A / N/A<br />
Maximum ESP Pa N/A / N/A N/A / N/A N/A / N/A N/A / N/A<br />
Fan Gain rpm N/A / N/A N/A / N/A N/A / N/A N/A / N/A<br />
Low Pressure Hot Water Copper Tube/Aluminium Fin<br />
Capacity Gross (2) kW 12.50 13.30 16.10 16.60<br />
Water Flow (Nominal) l/s 0.28 0.30 0.36 0.37<br />
LPHW Connection Sizes<br />
Threaded Connections<br />
mm 22 22 22 22<br />
Brass Male Taper in 1 1 1 1<br />
(1) Entering air 24°C/45% RH water 7°C/12°C.<br />
(2) Based upon low pressure hot water 82°C inlet/71°C outlet. <strong>Air</strong> on 20°C. Refer to the Low Pressure Hot Water (Optional Extra) - X & WX Type<br />
Models in this section.
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