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SPF Online Collector Catalogue

Order: SPF-Nr. | Name
Type
Mounting
Tests

General information

SPF-Nr. C1748
Model TSOL 25/4 FLEX
Type Flat-plate collector
Manufacturer Riello S.p.A.
PC, City IT-37045 Legnago (VR)
Telephone +39 0423 620288
E-Mail infonospam@nospam thermital.it
Internet www.thermital.it

Dimensions

Total length 2.004 m
Total width 1.148 m
Empty weight 44.0 kg
Aperture area 2.152 m²

Efficiency coefficients

Conversion factor η0 0.806
Loss coefficient a1 4.30 W/(m²K)
Loss coefficient a2 0.0064 W/(m²K²)

Angle factors

K1, Longitudinal (50°) 0.95
K2, Transversal (50°) 0.94

Typical solar yields
(With respect to the aperture area)

Domestic hot water 499 kWh/m²
Water pre-heating 743 kWh/m²
Space heating 327 kWh/m²

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