WSHP-PRC001-EN 101
Performance data is tabulated for cooling at 80 F DB/67 F WB entering air and 45 F entering fluid at ARI 410 rated SCFM.
Table W1: Waterside Economizer Performance Data (1/2 through 5 Tons)
Input Data Output Data
Tonnage
of Heat
Pump
Model
GEH
SCFM GPM Total
Capacity
(MBH)
Sensible
Capacity
(MBH)
LVG. Air
DB
(Deg F)
LVG. Air
WB
(Deg F)
Standard
APD
(IN WG)
LVG.Flui
d Temp.
Degree F
Fluid PD
(FT H
2
O)
0.50 006 190 1.2 5.83 4.28 59.4 57.3 0.03 54.7 0.23
1.5 6.3 4.6 58.5 56.5 0.03 53.4 0.34
1.7 6.65 4.61 57.8 55.8 0.03 52.8 0.42
0.75 009 285 1.7 7.86 5.91 61.1 58.4 0.07 54.2 0.42
2.1 8.49 6.14 60.3 57.7 0.07 53.1 0.60
2.3 8.76 6.25 60.0 57.3 0.07 52.6 0.71
1.00 012 380 2.2 9.75 7.41 62.2 59.1 0.11 53.8 0.65
2.8 10.6 7.72 61.4 58.3 0.11 52.6 0.99
3.1 11.03 7.91 61.0 57.9 0.11 52.1 1.18
1.25 015 460 2.8 11.44 8.68 62.7 59.3 0.15 53.1 0.99
3.5 12.33 9.03 62.1 58.7 0.15 52.0 1.46
3.8 12.69 9.19 61.7 58.4 0.15 51.7 1.69
1.50 018 570 3.3 16.27 11.71 61.2 58.1 0.12 54.8 1.36
4.2 17.61 12.25 60.4 57.3 0.12 53.4 2.08
4.6 18.05 12.42 60.1 57.0 0.12 52.8 2.45
2.00 024 760 4.4 20.25 14.65 62.4 58.7 0.19 54.2 2.26
5.5 21.58 15.21 61.7 0.2 0.19 52.8 3.4
6.1 22.19 15.43 61.4 57.9 0.19 52.3 4.03
2.50 030 900 5.5 23.27 16.81 62.9 59.0 0.25 53.4 3.4
6.9 24.71 17.38 62.3 58.5 0.25 52.1 5.01
7.6 25.28 17.64 62.1 58.3 0.25 51.6 5.95
3.00 036 1140 6.6 29.28 21.57 62.7 59.1 0.19 53.8 2.39
8.3 31.47 22.41 62.0 58.4 0.19 52.6 5.25
9.1 32.2 22.2 61.8 58.2 0.19 52.1 6.19
3.50 042 1330 7.8 32.88 24.88 63.4 59.4 0.25 53.4 4.70
9.7 34.81 25.05 62.8 58.9 0.25 52.2 6.92
10.7 35.67 25.37 62.6 58.7 0.25 51.6 8.24
4.00 048 1520 8.8 39.77 29.11 62.5 58.9 0.17 54.0 1.24
11 42.44 30.25 61.8 58.3 0.17 52.7 1.86
12.1 43.65 30.69 61.5 58.0 0.17 52.2 2.21
5.00 060 1900 11.6 47.59 34.73 63.3 59.3 0.24 53.2 2.04
14.5 50.66 35.94 62.7 58.7 0.24 52.0 3.05
16 51.87 36.39 62.5 58.5 0.24 51.5 3.65
Table W2: Waterside Economizer Performance Data (12 1/2 through 25 Tons)
Input Data Output Data
Ton-
nage of
Heat
Pump
Model
GEV
SCFM GPM Air Velocity
(SFPM)
Total
Capacity
(MBH)
Sensible
Capacity
(MBH)
LVG. Air
DB
(Deg F)
LVG. Air
WB
(Deg F)
Standard
APD
(IN WG)
LVG.Flui
d Temp.
Degree F
Fluid PD
(FT H
2
O)
12.50 150 5000 27.5 308 160.4 120.6 58.0 56.9 0.175 56.6 6.93
35 308 177.4 127.3 56.7 55.7 0.183 55.1 11.22
38.75 308 184.0 130.0 56.2 55.2 0.185 54.5 13.75
15.00 180 6000 33 370 187.3 141.4 58.5 57.2 0.234 56.3 9.80
42 370 205.4 148.5 57.4 56.1 0.242 54.8 15.87
46.5 370 212.3 151.3 56.9 55.7 0.246 54.1 19.46
20.00 240 8000 44 438 241.7 183.4 59.0 57.5 0.305 56.0 8.56
56 438 263.0 191.8 58.1 56.6 0.315 54.4 13.86
62 438 271.3 195.1 57.7 56.2 0.319 53.7 16.99
25.00 300 10000 55 548 280.8 219.5 60.1 58.2 0.52 55.2 9.76
70 548 299.0 228.4 59.3 57.5 0.52 53.5 15.82
77.5 548 306.8 232.1 58.9 57.3 0.53 52.9 19.39
Performance Data
Waterside Economizer
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