Coax Pressure Drop Tables; Unit Operating Conditions - Heat Controller HTV Series Installation, Operation & Maintenance Manual

Installation, Operation & Maintenance

Unit Operating Conditions

Table 9a: HT Coax Water Pressure Drop
Model GPM
30°F
2.3 0.7
3.0 1.1
026 3.4 1.3
024
4.5 2.0
6.0 3.1
3.0 1.5
4.5 2.6
038 6.0 3.8
036
6.8 4.5
9.0 6.9
4.5 1.5
6.0 2.6
049 6.8 3.8
048
9.0 4.5
12.0 6.9
6.0 0.9
7.5 1.7
9.0 2.5
064
060
11.3 3.7
12.0 4.1
15.0 6.1
7.0 1.4
8.5 2.2
10.5 3.3
072 070
12.8 4.6
14.0 5.4
17.0 7.6
Table 10: Water Temperature Change Through Heat Exchanger
Antifreeze Correction Table
Antifreeze
Antifreeze Type
%
Water 0
5
Propylene Glycol
15
25
5
Methanol 15
25
5
Ethanol
15
25
5
Ethylene Glycol 15
25
HTV/HTD/HTH SERIES
Pressure Drop (psi)
50°F 70°F 90°F
0.4 0.4 0.5
0.7 0.6 0.7
0.9 0.8 0.8
1.4 1.2 1.2
2.3 1.9 1.8
0.9 0.8 0.9
1.7 1.5 1.5
2.7 2.3 2.2
3.2 2.7 2.6
5.2 4.4 4.1
0.6 0.5 0.3
1.1 1.0 0.9
1.4 1.3 1.2
2.5 2.3 2.2
4.2 3.8 3.5
0.2 0.2 0.3
0.9 0.7 0.8
1.5 1.3 1.4
2.6 2.3 2.3
3.0 2.6 2.6
4.7 4.1 4.0
0.7 0.5 0.7
1.3 1.1 1.2
2.2 1.9 2.0
3.4 3.0 2.9
4.1 3.6 3.5
6.0 5.4 5.2
Cooling
EWT 90°F
Total Cap Sens Cap Power
1.000 1.000
0.995 0.995
0.986 0.986
0.978 0.978
0.997 0.997
0.990 0.990
0.982 0.982
0.998 0.998
0.994 0.994
0.986 0.986
0.998 0.998
0.994 0.994
0.988 0.988
Heating
EWT 30°F
Htg Cap Power
1.000 1.000 1.000
1.003 0.989 0.997
1.009 0.968 0.990
1.014 0.947 0.983
1.002 0.989 0.997
1.007 0.968 0.990
1.012 0.949 0.984
1.002 0.981 0.994
1.005 0.944 0.983
1.009 0.917 0.974
1.002 0.993 0.998
1.004 0.980 0.994
34
1.008 0.966 0.990
Heat Controller, Inc.
WPD
Corr. Fct.
EWT 30°F
1.000
1.070
1.210
1.360
1.070
1.160
1.220
1.140
1.300
1.360
1.040
1.120
1.200