Pressure drop, Water pressure drop vs. flow at 30°f – WaterFurnace Envision2 NXW Chiller User Manual
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ENVISION
2
NXW REVERSIBLE CHILLER INSTALLATION MANUAL
Pressure Drop
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
2.6
2.8
3.0
3.2
3.4
3.6
3.8
4.0
4.2
4.4
4.6
4.8
5.0
5.2
5.4
5.6
5.8
6.0
6.2
6.4
6.6
6.8
0
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
Pressure Drop (psi)
Flow (gpm)
Water Pressure Drop vs. Flow at 30°F
Model 120
Model 180
Model 240
Model 360
Model 600
Note: Pressure drop is the same for load and source heat exchangers at 30°F fluid temperature.
Model
GPM
Pressure Drop (psi)
30°F
50°F
70°F
90°F
110°F
120
20
0.8
0.7
0.6
0.6
0.5
30
2.1
1.9
1.8
1.7
1.5
40
3.3
3.1
2.9
2.8
2.5
180
30
0.9
0.8
0.7
0.7
0.6
45
2.3
2.2
2.0
2.0
1.8
60
3.7
3.5
3.3
3.2
2.9
240
40
1.3
1.2
1.1
1.1
1.0
60
3.2
3.0
2.9
2.8
2.6
80
5.0
4.7
4.6
4.4
4.2
360
60
1.3
1.2
1.1
1.0
0.9
90
3.1
2.9
2.8
2.7
2.4
120
4.8
4.6
4.4
4.3
3.9
600
100
2.8
2.5
2.4
2.2
2.0
150
4.7
4.5
4.4
4.0
3.9
200
6.4
6.2
6.1
5.7
5.6
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