Daikin Altherma 3 GEO EGSAH06D 9W Serie Guía De Referencia Del Instalador página 334

13 Hydraulic performance
13 - 1 Static Pressure Drop Unit
EGSAH-D9W
EGSAX-D9W
EGSAX-D9WG
Space heating/cooling circuit
80
70
60
50
40
Operation range
30
A B
20
10
0
0 5 10 15
ESP: External Static Pressure
Flow: water flow through the unit
A: Minimum water flow rate during heat pump operation
B: Minimum water flow rate during cooling operation
Selecting a flow outside the operating area can damage the unit or cause the unit to malfunction.
20 25 30 35 40
Flow [l/min]
Brine circuit
Mixture of water and propylene glycol (30V%) at an entering brine temperature of -3°C
130
120
110
100
90
80
70
60
50
Operation range
40
30
20
10
0
0 5 10 15 20 25 30
ESP: External Static Pressure
Flow: water/glycol flow through the unit
Daikin Altherma ground source heat pump
35 40 45 50 55
Flow [l/min]
3D122776A
EGSAH-D9W / EGSAX-D9W / EGSAX-D9WG
13
41