12
Geothermal Heating and Cooling
Tranquility
®
30 Digital (TE) Series IOM - 60Hz HFC-410A
Rev.: 29 May, 2015J
Closed Loop Heat Pump Applications with Internal Flow Controller
0
5
10
15
20
25
30
35
0 5 10 15 20 25
Head (Ft.)
Flow (GPM)
GPM Head (ft)
0.00 28.7
1.00 28.4
2.00 28.1
3.00 27.9
4.00 27.7
5.00 27.0
6.00 25.3
7.00 23.7
8.00 22.2
9.00 20.6
10.00 19.1
11.00 17.7
12.00 16.2
13.00 14.8
14.00 13.4
15.00 12.1
16.00 10.8
17.00 9.5
18.00 8.2
19.00 7.0
20.00 5.8
Figure 13: Magna Geo 25-140 High Head Variable Pump Performance
Figure 13a: UPM Geo 25-85 Standard Head Variable Pump Performance
0
10
20
30
40
50
60
0 5 10 15 20 25 30 35 40
Head (Ft.)
Flow (GPM)
Magna Geo 25-140 Pump Curve
GPM Head (ft)
0.0 44.7
1.0 45.4
2.0 46.1
3.0 46.8
4.0 47.5
5.0 47.7
6.0 47.1
7.0 46.1
8.0 45.3
9.0 43.9
10.0 42.6
11.0 41.2
12.0 39.9
13.0 38.7
14.0 37.4
15.0 36.1
16.0 34.9
17.0 33.7
18.0 32.5
19.0 31.3
20.0 30.1
21.0 28.9
22.0 27.8
23.0 26.7
24.0 25.6
25.0 24.5