|
EKSV21P |
EKSV21P1 |
EKSV26P |
EKSV26P1 |
Absorber
|
Harp-shaped copper pipe register with laser-welded highly selective coated aluminium plate
|
Harp-shaped copper pipe register with laser-welded highly selective coated aluminium plate
|
Harp-shaped copper pipe register with laser-welded highly selective coated aluminium plate
|
Harp-shaped copper pipe register with laser-welded highly selective coated aluminium plate
|
Stand still temperature
|
Max.
|
°C
|
192
|
192
|
192
|
192
|
Dimensions
|
Unit
|
Width
|
mm
|
85
|
1,006
|
85
|
1,300
|
|
|
Depth
|
mm
|
2,000
|
85
|
2,000
|
85
|
|
|
Height
|
mm
|
1,006
|
2,000
|
1,300
|
2,000
|
Weight
|
Unit
|
kg
|
33
|
35
|
42
|
42
|
Operating pressure
|
Max.
|
bar
|
6
|
6
|
6
|
6
|
Surface
|
Aperture
|
m²
|
1.800
|
1.800
|
2.360
|
2.360
|
|
Absorber
|
m²
|
1.79
|
1.80
|
2.35
|
2.36
|
|
Outer
|
m²
|
2.01
|
2.01
|
2.60
|
2.60
|
Mounting
|
Vertical
|
Vertical
|
Vertical
|
Vertical
|
Glazing
|
Single pane safety glass, transmission +/- 92%
|
Single pane safety glass, transmission +/- 92%
|
Single pane safety glass, transmission +/- 92%
|
Single pane safety glass, transmission +/- 92%
|
Allowed roof angle
|
Max.
|
°
|
80
|
80
|
80
|
80
|
|
Min.
|
°
|
15
|
15
|
15
|
15
|
Coating
|
Micro-therm (absorption max. 96%, Emission ca. 5% +/-2%)
|
Micro-therm (absorption max. 96%, Emission ca. 5% +/-2%)
|
Micro-therm (absorption max. 96%, Emission ca. 5% +/-2%)
|
Micro-therm (absorption max. 96%, Emission ca. 5% +/-2%)
|
Volume
|
l
|
1.3
|
1.3
|
1.7
|
1.7
|
Thermal performance
|
Zero loss collector efficiency η0
|
%
|
0.781
|
0.710
|
0.784
|
0.710
|
|
Heat loss coefficient a1
|
W/m².K
|
4.240
|
4.300
|
4.250
|
4.300
|
|
Temperature dependence of the heat loss coefficient a2
|
W/m².K²
|
0.006
|
0.006
|
0.007
|
0.006
|
|
Thermal capacity
|
kJ/K
|
4.9
|
4.9
|
6.5
|
6.5
|