Precision air conditioning, Smartcool, W 2 c0 – Airedale SmartCool 11-233kW User Manual
Page 107: Mechanical data – w2c0
Precision Air Conditioning
SmartCool
TM
– D
Precision Air Conditioning
107
Installation, Maintenance and Commissioning Manual :6877419 02/2013
Mechanical Data – W2C0
SC19D033-W2C0
SC19D038-W2C0
SC19D045-W2C0
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) – C0
(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
(6)
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
(3)
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
Cooling Coil – C0
Copper Tube/Turbulated Hydrophilic Coated Aluminium Fins
Cooling /Dehum Stages
1 (Modulated) / 1
Water Volume
l
29.4
32.4
32.4
Water Flow
l/s
2.44
2.72
3.14
Pressure Drop C0
kPa
30.9
27.8
35.0
Condenser
Stainless steel Brazed Plate
Water Volume
l
Glycol Flow
l/s
1.78
2.25
2.6
Pressure Drop Condenser
kPa
86.13
50.48
66.22
Dry Cooler
Water Volume
L
23.1
43.2
43.2
Flowrate
l/s
1.78
2.25
2.6
Pressure Drop
kPa
40.8
27
31.9
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 / 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 – W2C0
Dual Cool – Circuit 1 Tandem Compressors (Water Cooled) / Circuit 2 Chilled Water
Quantity – W2C0
2
2
2
Oil Charge Volume – W2C0
l
2 x 1.57
2 x 1.57
2 x 1.57
Oil Type
Polyolester
Connections
Water Inlet / Outlet –W2
mm
35
35
35
Water Inlet / Outlet – C0
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 -
Nom Heating (Gross)
kW
8.1
8.9
9.5
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 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 / Maximum ESP
rpm
986 / 1510
1145 / 1520
1364 / 1510
Maximum ESP
Pa
589
453
216
Fan Gain
(6)
kW
0.65
1.03
1.73
Second upgrade Motor - EC Motor
Quantity x Motor Size
kW
N/A
N/A
N/A
Speed @ 25Pa / Maximum ESP
rpm
N/A
N/A
N/A
Maximum ESP
Pa
N/A
N/A
N/A
Fan Gain
(6)
kW
N/A
N/A
N/A
Low Pressure Hot Water
(5)
Copper Tube/Aluminium Fin
Capacity Gross
kW
22.16
24.45
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 condensing water in / out: 35/40°C
(2) Entering air 24°C/45% RH water 7°C/12°C
(3) Machine weight Includes a refrigerant charge / Operating weight includes calculated water volume
(4) Based on air temperature of 15.5 °C
leaving the evaporator coil
(5) Based upon low pressure hot water 82 °C inlet / 71°C outlet. Air on 20°C.
(6) Fan gain based on 25 Pa ESP @ nominal air volume. Fan gain figure will change as airflow and ESP change.
W
2
C0