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24 Montagehandleiding auroTHERM
7 Technische gegevens
Toestelbenaming Eenheid VFK 900
Oppervlak (bruto, opening/
netto)
m
2
2,24 / 2,01
Hoogte mm 1160
Breedte mm 1930
Diepte mm 90
Gewicht kg 39,4
Zonneglasdikte mm 4
Rendement η
0
0,79
Rendementcoëfficiënt k
1
W/(m
2
•K) 3,78
Rendementcoëfficiënt k
2
W/(m
2
•K
2
) 0,015
Gemiddelde omgevingslucht-
snelheid c
m/s 3,5
Frame Aluminium met
warmte-isolatie aan de
achterkant en aan de
zijden
Absorbermateriaal Koper
Beveiliging Vacuüm
Absorber-absorptie α
% 95
Absorber-emissie ε
% 5
Absorberinhoud l 1,25
Zonne-energievloeistof Glycolwatermengsel
Bedrijfsdruk max. bar 3
Testdruk bar 13
Stilstandstemperatuur °C 196
Zonne-energievoelerhulsØ mm 6
Zonne-energieleidingen Zonnekoperbuis met
10 mm klemschroefver-
binding of soldeerfit-
tings (vlak afdichtend)
Tab. 7.1 Technische gegevens
Afb. 7.1
Zonne-energiecollectorcontrole volgens DIN EN 12975-2:
Rendementsgraadkarakteristiek bij een bestralings-
sterkte van 800 W/m
2
, m.b.t. het openingsvlak van
2,015 m
2
7 Technische gegevens
25


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