14 Technical data
Installer reference guide
84
EGSQH10S18AA9W
Daikin Altherma ground source heat pump
4P351748-1D – 2016.02
14.8
ESP curve
14.8.1
ESP curve: Indoor unit
80
70
60
50
40
30
20
10
0
0
810
20
30
40
50
A (kPa)
C (kPa)
B (l/min)
B (l/min)
25
100
90
80
70
60
50
40
30
20
10
0
30
35
40
45
50
55
60
65
3D081379-1B
A
External static pressure (space heating side)
B
Water flow rate
C
External static pressure (brine side)
Water
Mixture water/propylene glycol (40 V%) at entering brine temperature –5°C
Mixture water/ethanol (29 M%) at entering brine temperature –5°C
Note:
Selecting a flow outside the area of operation can cause
damage or malfunction of the unit.
