Smartcool, Precision air conditioning, W 2 f0 – Airedale SmartCool 11-233kW User Manual
Page 126: Mechanical data – w2f0
SmartCool
TM
- D
Precision Air Conditioning
126
Precision Air Conditioning
Installation, Maintenance and Commissioning Manual :6877419 02/2013
Mechanical Data – W2F0
SC19D033-W2F0
SC19D038-W2F0
SC19D045-W2F0
Standard Dry Cooler Match
1 x DR40
1 x DR55
1 x DR55
Capacity
Nom Cooling (Gross) – W2
(1)
kW
29.1
36.8
42.3
Nom Cooling (Gross) - F0 (Free Cooling)
(2)
kW
61.6
67.9
74.4
Total Heat of Rejection –W2
kW
36.7
46.0
53.1
Capacity Steps
2
2
2
Fan Gain
(5)
kW
0.66
1.0
1.7
Dimensions - W x D x H
mm
1985 x 890 x 1980
1985 x 890 x 1980
1985 x 890 x 1980
Weight - Machine / Operating
kg
850 / 880
860 / 890
860 / 890
Construction
Panels: Galvanised Sheet Steel, Epoxy Baked Powder Paint - Black Grey (RAL 7021)
Material/Colour
Frame: Anodised Aluminium Frame with Black Nylon Corners
Evaporator
Rifled Copper Tube/Turbulated Hydrophilic Coated Aluminium Fins
Cooling/Dehum Stages
2/1
2/1
2/1
Condenser
(3)
Stainless steel Brazed Plate
Water Volume
l
2.5
6.1
6.1
Glycol Flow
l/s
1.8
2.26
2.6
Pressure Drop Condenser
kPa
76.8
55.5
72.8
Glycol Coil
Copper Tube/Turbulated Hydrophilic Coated Aluminium Fins
Water Volume
l
29.4
32.4
32.4
Glycol Flow
l/s
2.3
2.26
2.95
Pressure Drop F0
kPa
31.6
47.2
60.1
Unit
Water flow
l/s
1.8
2.26
2.6
Pressure drop
kPa
108.44
102.7
132.86
Dry Cooler
Water Volume
L
23.1
43.2
43.2
Flowrate
l/s
1.8
2.26
2.6
Pressure Drop
kPa
40.8
27.5
33.7
Fan Motor
Backwards Curved, Centrifugal direct drive
Motor Type
EC
EC
EC
Quantity x Motor Size
kW
2 x 2.2
2 x 2.2
2 x 2.2
Speed @25Pa ESP/ maximum ESP
rpm
964 / 1360
1117 /1360
1340 /1360
Maximum ESP
Pa
438
302
49
Nominal Airflow
m³/s
3.7
4.3
5.1
Compressor - Scroll
Configuration
Dual Cool - Circuit 1 Tandem Compressors (Water Cooled)
Circuit 2 Free Cooling
Quantity - W2
2
2
2
Oil Charge Volume - W2
l
2 x 1.57
2 x 1.57
2 x 1.57
Oil Type
Polyolvinyl
Connections
Inlet/Outlet
mm
35
35
35
Condensate Drain Hose
mm
22
22
22
Filtration
Disposable to BS EN 779-G4
Quantity
3
3
3
OPTIONAL EXTRAS
Hot Gas Reheat - X
Nom Heating (Gross)
kW
8.3
9.2
9.7
Electric Heating (Total)
kW
21
21
21
Humidifier
Capacity
kg/hr
8
8
8
Feed/Drain
3/4" BSPF Braided flexible hose / 19mm hose connection
Condensate Pump
Head
m
10.8
10.8
10.8
Flow
l/m
5
5
5
Drain
10mm Stainless Steel Stub Connection
First upgrade Fan Motor - EC Motor
Backwards Curved, Centrifugal direct drive
Quantity x Motor Size
kW
2 x 3.1
2 x 3.1
2 x 3.1
Speed @ 25Pa
rpm
986 / 1520
1145 /1520
1364 / 1520
Maximum ESP
Pa
589
453
216
Fan Gain
(5)
kW
0.65
1.03
1.73
Second upgrade Fan Motor - EC Motor
Backwards Curved, Centrifugal direct drive
Quantity x Motor Size
kW
N/A
N/A
N/A
Speed @ 25Pa
rpm
N/A
N/A
N/A
Maximum ESP
Pa
N/A
N/A
N/A
Fan Gain
(5)
kW
N/A
N/A
N/A
Low Pressure Hot Water
(4)
Copper Tube/Aluminium Fin
Capacity Gross
kW
22.2
24.5
26
Water Flow (Nominal)
l/s
0.49
0.54
0.58
Pressure Drop
kPA
9.4
9.7
10.1
LPHW Connection Sizes
mm
22
22
22
(1) Entering air 24°C/ 45% RH condenser water in / out 35 / 40°C
(2) Entering air 24°C/ 45% RH condenser water in / out 7/12°C and based on water.
(3) Pressure drop through condenser, free cooling coil, 3 port valve, Head pressure control valve and unit pipe work
(4) Based upon low pressure hot water 82°C inlet/71°C outlet. Air on 20°C
(5) Fan gain based on 25Pa ESP @ nominal air volume. Fan gain will change as airflow and ESP change.
W
2
F0