Pressure drop – WaterFurnace Series NXW User Manual
Page 30
30
ENVISION
2
NKW 50Hz REVERSIBLE CHILLER INSTALLATION MANUAL
Pressure Drop
Note: Pressure drop is the same for load and source heat exchangers at 30°F fluid temperature.
Model
L/s
Pressure Drop (kPa)
0°C
10°C
20°C
30°C
45°C
030
1.3
5.5
4.8
4.1
4.1
3.4
1.9
14.5
13.1
12.4
11.7
10.3
2.5
22.8
21.4
20.0
19.3
17.2
045
1.9
6.3
5.5
5.1
4.9
4.0
2.8
15.9
14.8
13.8
13.4
12.4
3.8
25.7
24.1
23.0
22.1
20.1
060
2.5
8.9
8.2
7.9
7.5
6.6
3.8
21.7
20.7
20.0
19.3
17.9
5.1
34.3
32.6
31.4
30.6
28.6
090
3.8
8.6
7.9
7.4
6.9
6.1
5.7
21.0
20.0
19.3
18.6
16.5
7.6
32.9
31.4
30.3
29.6
27.2
150
6.3
19.0
17.6
16.5
15.4
14.0
9.5
32.4
31.0
30.3
27.8
26.8
12.6
43.9
42.5
41.8
39.3
38.3
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