9.2 Specification
Type SP3B
1.51 m
2
3.03 m
2
Number of tubes
12
24
Gross area
(required when applying for subsidies)
m
2
2.36
4.62
Absorber area
m
2
1.51
3.03
Aperture area
m
2
1.60
3.19
Installation position
(see following diagram)
A
,
B
,
C
Clearance between collectors
mm
89
89
Dimensions
Width a
mm
1053
2061
Height b
mm
2241
2241
Depth c
mm
150
150
The following values apply to the absorber area:
–
Optical efficiency
%
81.4
81.3
–
Heat loss factor k
1
W/(m
2
· K)
1.331
0.998
–
Heat loss factor k
2
W/(m
2
· K
2
)
0.006
0.007
Thermal capacity
kJ/(m
2
· K)
5.97
5.73
Weight
kg
39
79
Liquid content
(heat transfer medium)
litres
0.87
1.55
Permiss. operating pressure
(see chapter "Solar expansion vessel")
bar/MPa
6/0.6
Max. stagnation temperature
°C
146
Steam output
W/m
2
100
Connection
Ø mm
22
B
A
C
Vitosol 300-T, type SP3B
(cont.)
VITOSOL
VIESMANN
35
5822 440 GB
9