Technical Data 7 - Vaillant auroTHERM VFK 145 H/V Installation Manual

7 Technical data
Absorber type
Dimensions (L x W x H)
Weight
Volume
Max. pressure
Stagnation temperature
Gross area
Aperture surface area
Absorber surface area
Absorber
Coating
Glass covering
Glass type
Transmission
Back wall insulation
Edge insulation
Efficiency o
Heat capacity
Heat loss factor (k )
1
Heat loss factor (k )
2
Table 7.1 Technical data
Installation manual auroTHERM 0020057148_03
Units VFK 145 H/V
mm
kg
l
bar
°C
m 2
m 2
m 2
mm
mm
Solar safety glass (prismatic structure)
%
mm
W/m 2 K
3
kg/m
80.1 (H)
%
79.1 (V)
2
Ws/m K
3.32 (H)
W/m 2 K
2.41 (V)
0.023 (H)
W/m 2 K 2
0.049 (V)
Serpentine horiz./vert.
2033 x 1233 x 80 (V)
1233 x 2033 x 80 (H)
38
2.16 (H)
1.85 (V)
10
171
2.51
2.35
2.33
Aluminium (vacuum coated) 0.5 x 1178 x 1978
High selective (blue)
= 95 %
= 5 %
3.2 (thickness) x 1233 x 2033
= 91
40
= 0.035
= 55
none
9700 (H)
8200 (V)

Technical data 7

VFK 150 H/V
172
Solar safety glass
(anti-reflex coating)
= 96
84.2 (H)
83.3 (V)
3.82 (H)
2.33 (V)
0.018 (H)
0.049 (V)
GB
25