Viessmann Vitosol
100 Technical Manual page 43

Installation examples for flat collectors Vitosol 100, type s/w 2.5
High flow operating mode
Installing collectors in a single row
6 collectors ¢ 15 m
2
absorber surface area
A
A Flow
B Return
C Air vent valve
Installing collectors,
double rows (connection in parallel)
2 x 6 collectors ¢ 30 m 2
absorber surface
area
A Flow
B Return
C Air vent valve
Note
We recommend alternate connection for
improved flow characteristics, if more than
six collectors type s/w 2.5 are installed
(max. 10 collectors) in series.
VITOSOL
B
28x1
C
B
35x1.5
C
A
22x1
3.2 Sizing pipe diameters and circulation pump
Calculation example
·
Collector array volume flow V at an
average throughput of 40 l/(m
·
V + 15 m 2 2
· 40 l/(m · h)
·
V + 600 l/h
·
V + 10 l/min ¢ 1.67 l/(min · collector)
According to the diagram on page 50, a
pressure drop of np [ 110 mbar results,
incl. connection pipes and connection set.
Recommended pipe diameter
Calculation example
·
Collector array volume flow V at an
average throughput of 40 l/(m
·
V + 30 m
2 2
· 40 l/(m · h)
·
V + 1200 l/h
·
V + 20 l/min ¢ 1.67 l/(min · collector)
According to the diagram on page 50, a
pressure drop of np [ 110 mbar results,
incl. connection pipes and connection set.
Recommended pipe diameter
2
· h)
28 x 1.5.
2
· h)
35 x 1.5.
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