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 />
48<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 />
DF40CW-EZ DF45CW-EZ DF50CW-EZ DF55CW-EZ DF60CW-EZ<br />
Capacity<br />
Nom Cooling (Gross) (1) kW 50.8 53.6 51.9 59.0 59.2<br />
Fan Gain kW 3.58 3.58 2.86 2.86 3.90<br />
Dimensions 1940 x 1835 x 1940 x 1835 x 1940 x 2170 x 1940 x 2170 x 1940 x 2170 x 750<br />
H x W x D<br />
Weight<br />
mm<br />
750<br />
750<br />
750<br />
750<br />
Machine kg 431 442 486 499 495<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 - Designed to 25Pa ESP<br />
Quantity / Motor Size kW 1 x 5.5 1 x 5.5 2 x 2.2 2 x 2.2 2 x 3.0<br />
Speed @ 25Pa / Maximum ESP rpm 1094 / 1186 1094 / 1186 1167 / 1170 1167 / 1170 1307 / 1311<br />
Maximum ESP Pa 175 175 35 35 75<br />
Nominal <strong>Air</strong>flow<br />
Connections<br />
m³/s 3.7 3.7 4.2 4.2 4.6<br />
Inlet/Outlet mm 42 42 42 42 42<br />
Condensate Drain Hose mm 19 19 19 19 19<br />
Filtration Disposable to BS EN 779 - G4 - 75mm<br />
Quantity<br />
Optional Extras<br />
3 3 4 4 4<br />
Electric Heating (Total)<br />
Humidifier<br />
kW 20 20 30 30 30<br />
Capacity kg/hr 3.0 - 15.0 3.0 - 15.0 3.0 - 15.0 3.0 - 15.0 3.0 - 15.0<br />
Feed/Drain<br />
Condensate Pump<br />
3/4” BSPF Braided flexible hose / 19mm hose connection<br />
Head m 10.8 10.8 10.8 10.8 10.8<br />
Flow l/m 5 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 2 x 3.0 / 2 x 4.0 2 x 3.0 / 2 x 4.0 2 x 4.0 / N/A<br />
Maximum ESP Pa N/A / N/A N/A / N/A 310 / 360 310 / 360 275 / N/A<br />
Speed @ Maximum ESP rpm N/A / N/A N/A / N/A 1448 / 1498 1448 / 1498 1497 / N/A<br />
Fan Gain kW N/A / N/A N/A / N/A 3.9 / 5.2 3.9 / 5.2 5.2 / N/A<br />
Low Pressure Hot Water Copper Tube/Aluminium Fin<br />
Capacity Gross (2) kW 31.50 31.50 38.30 38.30 39.80<br />
Water Flow (Nominal) l/s 0.70 0.70 0.85 0.85 0.89<br />
LPHW Connection Sizes<br />
Threaded Connections<br />
mm 22 22 22 22 22<br />
Brass Male Taper in 1 1/2 1 1/2 1 1/2 1 1/2 1 1/2<br />
(1) Entering air 24°C/45% RH ambient 35°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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