EN 22
8.2 Fluid mixture
Desired ethylene glycol percentage
Maximum outdoor temperature [ºC]
Percentage [%]
-15
35
-20
40
-25
45
-30
50
8.3 Fluid pump settings
Terrestrial heat
collector
internal diameter
[mm]
Terrestrial heat
collector
length [m]
Fluid pump setting
Comfofond-L 350
Fluid pump setting
Comfofond-L 550
18,0
65
7
(use thicker pipe)
20,4
65-75
5
(use thicker pipe)
20,4
76-90
6
(use thicker pipe)
20,4
91-100
7
(use thicker pipe)
26,2
65-100
4
5
26,2
101-150
5
6
26,2
151-200
6
7
26,2
201-250
7
(use thicker pipe)
29,0
65-100
3
4
29,0
101-175
4
5
29,0
176-250
5
6
29,0
251-300
6
7
29,0
301-400
7
(use thicker pipe)
32,6
65-100
3
4
32,6
101-200
4
5
32,6
201-325
5
6
32,6
326-450
6
7
32,6
451-600
7
(use thicker pipe)
8.4 Air resistance
Higher concentrations of ethylene glycol
can cause flow-related problems on
account of the viscosity of the mixture.
Irreversible damage will be caused to
the machine if concentrations in excess
of 50% are used.
Summary of Contents for ComfoFond-L
Page 8: ...EN 4 3 1 Dimensional sketch Comfofond L 350 L Elevation P...
Page 9: ...EN 5 3 2 Dimensional sketch Comfofond L 350 R Elevation P...
Page 10: ...EN 6 3 3 Dimensional sketch Comfofond L 550 L Elevation P...
Page 11: ...EN 7 3 4 Dimensional sketch Comfofond L 550 R Elevation P...
Page 31: ...EN 27 II Maintenance log Date Activity Initials...
