Catalogue

10 WSHP-PRC025D-EN
Features and Benefits
Table 3. Hose kit selection vs. heat pump tonnage
Closed Loop Applications Closed Loop Applications (50-55°F)
Tonnage (Tons)
Flow
(GPM)
Pipe
Size (in)
Flow
(GPM)
Pipe
Size (in)
3/4 2.25 1/2 1.0 1/2
1 3.0 1/2 1.5 1/2
1¼ 3.5 1/2 2.0 1/2
1½ 4.5 1/2 2.0 1/2
2 6.0 3/4 2.5 1/2
2½ 7.0 3/4 3.5 1/2
3 8.0 3/4 4.0 1/2
3½ 10 1 4.5 1/2
4 12 1 5.0 3/4
5 14 1¼ 7.0 3/4
6 18 1¼ 8.0 3/4
7 20 1¼ 9.0 1
10 28 1½ 14 1¼
15 42 2 29 1¼
20 56 2 30 1½
Note: Consult Heat Pump Manufacture for other temperature applications.
Table 4. Kit w/ATC, 1 ball valve, Y-ball strainer & Measurflo automatic flow control valve, 24” hose
Flow Rate
Size (in) 1/2 3/4 1 1¼ 1½
Cv 3.5 4.7 6.5 41.1 41.3
0.5 2.08 2.02
1 2.34 2.09 2.04
1.5 2.76 2.2 2.10 2.01 2.01
2 3.34 2.35 2.18 2.01 2.01
2.5 4.01 2.54 2.28 2.02 2.01
3 5.02 2.78 2.4 2.03 2.02
3.5 6.12 3.06 2.55 2.04 2.03
4 7.37 3.39 2.72 2.05 2.04
4.5 8.8 3.76 2.91 2.07 2.05
5 10.4 4.17 3.12 2.08 2.06
6 15.09 6.12 4.62 3.12 3.08
7 21.46 9.25 7.2 3.16 3.11
8 26.5 10.55 7.88 3.21 3.15
9 12.03 8.64 3.27 3.19
10 11.68 7.49 3.33 3.23
12 15.49 9.47 3.48 3.33
14 20.01 11.81 3.65 3.45
16 25.21 14.51 3.86 3.59
18 31.11 17.56 4.08 3.74
20 37.71 20.97 4.34 3.92
25 57.23 31.08 5.09 4.43
30 44.44 7.01 6.06
35 59.04 8.09 6.81
40 75.89 9.34 7.67
45 94.99 10.76 8.64
50 116.33 12.35 9.73
55 14.1 10.93
60 16.02 12.25