Viessmann VITODENS 200-W Technical Manual page 10

Vitodens 200-W
Residual head of the circulation pump
1200 120
1
1100 110
1000 100
900 90
800 80
700 70
600 60
500 50
400 40
300 30
200 20
100 10
0 0
0
Flow rate in l/h
Curve Pump rate, circulation pump
A
B
C
D
E
F
G
Pressure drop on the heating water side
For sizing an on-site circulation pump
600 60
500
50
400 40
300 30
200 20
100 10
0 0
0
Flow rate in l/h
Circulation pump in the connection set for DHW cylinders
Pump type
Voltage
Power consumption
VIESMANN
10
(cont.)
G
F
E
D
C
B
A
1000 2000
500 1000 1500 2000
VI Yonos Para 25/6
V~
W Max.
Min.
3000
40 %
50 %
60 %
70 %
80 %
90 %
100 %
2500 3000 3500
230
45
3
4000
VITODENS 200-W