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Vaillant auroSTEP VSL S 250 Manual

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31Installatie- en onderhoudshandleiding auroSTEP 0020054745_00 BENL
12.2 Voelercurves
Boilervoeler Sp1 en Sp2, type NTC 2,7 K
Voelerkarakteristiek Weerstandswaarde
0 °C 9191 Ohm
5 °C 7064 Ohm
10 °C 5214 Ohm
20 °C 3384 Ohm
25 °C 2692 Ohm
30 °C 2158 Ohm
40 °C 1416 Ohm
50 °C 954 Ohm
60 °C 658 Ohm
70 °C 463 Ohm
80 °C 333 Ohm
120 °C 105 Ohm
Tabel 12.2 Voelercurve boilervoeler Sp1 en Sp2
Collectorvoeler VR 11, type NTC 10 K
Voelerkarakteristiek Weerstandswaarde
-20 °C 97070 Ohm
-10 °C 55330 Ohm
-5 °C 42320 Ohm
0 °C 32650 Ohm
5 °C 25390 Ohm
10 °C 19900 Ohm
15 °C 15710 Ohm
20 °C 12490 Ohm
25 °C 10000 Ohm
30 °C 8057 Ohm
35 °C 6532 Ohm
40 °C 5327 Ohm
50 °C 3603 Ohm
60 °C 2488 Ohm
70 °C 1752 Ohm
80 °C 1258 Ohm
90 °C 918 Ohm
100 °C 680 Ohm
110 °C 511 Ohm
120 °C 389 Ohm
130 °C 301 Ohm
Tabel 12.3 Voelercurve collectorvoeler VR 11
12.3 Vlakke collector VFK 135 D
Eenheid VFK 135 D
Absorbertype Spiraalvormig horiz.
Afmetingen (L x B x H) mm 1233 x 2033 x 80
Gewicht kg 37
Volume l 1,34
Max. druk bar 10
Stilstandtemperatuur °C 200
Bruto-oppervlak m
2
2,51
Apertuuroppervlak m
2
2,35
Absorberoppervlak m
2
2,33
Absorber mm
Aluminium
(met vacuümcoating)
0,5 x 1178 x 1978
Coating
High selective (blue)
D = 95 %
H = 5 %
Glasafdekking mm 3,2 (dikte) x 1233 x 2033
Glastype
Veiligheidsglas voor
zonnesystemen
(prismatische structuur)
Transmissie % W = 91
Achterwandisolatie mm
W/m
2
K
kg/m
3
Steenwol
(zwart gelamineerd)
40
O = 0,035
U = 55
Randisolatie geen
Rendement Ko%80
Warmtecapaciteit Ws/m
2
K 4152
Warmteverliesfactor (k
1
) W/m
2
K 3,7
Warmteverliesfactor (k
2
) W/m
2
K
2
0,012
Tabel 12.4 Technische gegevens vlakke collector VFK 135 D
1
0,8
η
0,6
0,4
0,2
0
0 0,02 0,04 0,06
T
m
*
[m
2
K/W]
0,08 0,1
Afb. 12.1 Zonnecollectorcontrole volgens DIN EN 12975-2:
Rendementsgraadcurve bij een bestralingssterkte van
800 W/m
2
, m.b.t. het apertuuroppervlak van 2,35 m
2
Technische gegevens 12
… 111


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