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Instruction book
Temperature input
Water inlet temperature of energy recovery ˚C
Water inlet temperature of energy recovery ˚F
Energy recovery water outlet temperature
Energy recovery water outlet temperature
To modify a setting, consult the relevant section in the description of the controller.
Recoverable energy
The recoverable energy can be calculated from:
RECOVERED ENERGY (kW) = 4.2 x water flow (l/s) x water temperature rise (˚C)
In the tables below, typical examples are given.
Data for low temperature rise/low water flow systems
Parameter
Recoverable energy
Recoverable energy
Water flow
Water flow
Temperature at inlet
Temperature at inlet
Temperature at outlet
Temperature at outlet
Data for high temperature rise/low water flow systems
Parameter
Recoverable energy
Recoverable energy
Water flow
Water flow
Temperature at inlet
Temperature at inlet
Temperature at outlet
Temperature at outlet
2920 7196 21
Minimum
setting
0
32
˚C
0
˚F
32
Unit
kW
hp
l/min
cfm
˚C
˚F
˚C
˚F
Unit
kW
hp
l/min
cfm
˚C
˚F
˚C
˚F
Nominal
Maximum
setting
setting
50
99
122
210
Depends on
99
application
Depends on
210
application
+
GA 37
GA 45
32.5
41.2
43.5
55.2
46.6
59
1.6
2.1
50
50
122
122
60
60
140
140
+
GA 37
GA 45
32.5
41.2
43.5
55
6.5
8.2
0.23
0.29
20
20
68
68
92
92
197
197
+
+
57
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