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Technical data for solar collector :ModelKEC47 KEC58 KEC70Length1500mm1800mm1700mmOuter tube diameter47mm58mm70mmInner tube diameter37mm47mm47mmGlass thickness1.5mm1.5mm2.0mmGlass materialBorosilicate Glass 3.3 Borosilicate Glass 3.3 Borosilicate Glass 3.3Absorptive coatingAL/N/ALAL/N/ALAL/N/ALAbsorption coefficient>92% >92% >92%Emission coefficient<10% <10% <10%VacuumP<5x10-2Pa P<5x10-2 Pa P<5x10-2 PaWind resistance30m/s 30m/s 30m/sFreezing resistance-35 -35 -35Stagnation temperature>220 >220 >220Net weight1.53kg 2.77kg 2.21kgHot water output ( 17Mj/m2.day T=35 ) 5L 8L 8.5L
Solar Collector
Huzhou Xinyuan Industrial Co., Ltd.
Solar panel, solar light, solar charger, solar traveling, solar module, ...
