Viessmann Solar-Divicon PS10 Installation And Service Instructions Manual page 14

Pump curves
HE circulation pump with PWM control, types PS10 and P10
800 80
600 60
400 40
200 20
0 0
0
Pump rate in m³/h
0
Pump rate in l/min
A Pressure drop curve
HE circulation pump with PWM control, types PS20 and P20
800 80
600 60
400 40
200 20
0 0
0
Pump rate in m³/h
0
Pump rate in l/min
A Pressure drop curve
14
(cont.)
0.5
8.3
0.5
8.3
B
A
1.0
16.7
B Max. head
1.0 1.5
16.7 25
B Max. head
1.5 2.0
25 33.2
B
A
2.0 2.5
33.2 41.7