Unit Operating Conditions - Heat Controller HEV Series Installation, Operation & Maintenance Manual

Installation, Operation & Maintenance
Table 10: HE Coax Water Pressure Drop
Model GPM
30°F
3.0 3.7
024 4.5 6.1
6.0 12.8
3.8 1.5
030 5.6 3.1
7.5 4.7
4.5 2.6
036 6.8 4.1
9.0 7.6
5.3 2.5
042 7.9 4.9
10.5 7.3
6.0 2.4
048 9.0 4.7
12.0 7.4
7.5 5.4
060 11.3 9.5
15.0 16.2
Table 12: Antifreeze Correction
Antifreeze
Antifreeze Type
%
Water
0
5
Propylene Glycol
15
25
5
Methanol
15
25
5
Ethanol
15
25
5
Ethylene Glycol
15
25
HEV/H SERIES

UNIT OPERATING CONDITIONS

Pressure Drop (psi)
50°F 70°F 90°F
2.4 1.9 1.8
4.3 3.4 3.2
10.0 8.6 8.0
1.1 1.0 0.9
2.3 2.0 1.9
3.5 3.0 2.8
1.2 0.8 0.8
2.5 2.0 1.9
5.7 4.8 4.3
1.7 1.5 1.4
3.7 3.1 2.9
5.8 5.1 4.8
1.7 1.3 1.2
3.5 3.0 2.8
5.6 4.9 4.7
3.8 3.3 3.3
7.2 6.3 6.0
12.8 11.1 10.1
Cooling
EWT 90°F
Total Cap Sens Cap
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
Table 11: Water Temperature Change Through Heat
Exchanger
Heating
EWT 30°F
Power 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
1.008 0.966 0.990
38
Heat Controller, Inc.
9 - 12
(5 - 6.7)
20 - 26
(11.1 - 14.4)
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
4 - 8
(2.2 - 4.4)
10 - 17
(5.6 - 9.4)