Viessmann Vitosol
100 Technical Manual page 52

3.2 Sizing pipe diameters and circulation pump
Solar−Divicon and pump line specification
Solar Divicon
Solar pump line
Grundfos circulation pump
Rated voltage
Power consumption for output stages I, II, III
(see curves below)
Max. delivery
Max. head
Flow regulating valve
Safety valve (only for Solar−Divicon)
Max. operating temperature
Max. operating pressure
Connections (locking ring connection ∅):
Solar circuit (stainless steel solar pipe)
Expansion vessel (only with Solar−Divicon)
Curves
Type PS 10 or P 10
7
6
5
4
3
2
1
0
0 0.5
3
Capacity in m /h
0 500 1000
Flow rate in l/h
A Solar Divicon pressure drop curve
Type PS 20 or type P 20
10
9
8
7
6
5
4
3
2
1
0
0 0.5 1.0
3
Capacity in m /h
0 500 1000
Flow rate in l/h
A Solar Divicon pressure drop curve
52
Type
Type
V~
W
3
m /h
m
litres/min
bar
ºC
bar
mm
mm
A
1.0 1.5 2.0
1500 2000
A
1.5 2.0
1500 2000
2.5
2500
2.5
2500
PS 10
P 10
25 60
230
I 40
II 60
III 75
3.7
5.8
2 to 15
6
120
6
22
22
VITOSOL
PS 20
P 20
25 80
230
I 140
II 210
III 245
2.8
8
8 to 30
6
120
6
22
22