Compact Non Pressure Solar Water Heater 100-500l

Loaded with vast industrial knowledge and expertise we have emerged as a major Exporter of Compact Non Pressure Solar Water Heater 100-500L in Changzhou Jiangsu China.
Non pressure solar water heater generally consist of solar vacuum tubewater tankframe and other assistant accessoriesmainly used in residential house


1.Vacuum tube specification of non pressure solar water heater
Three Target Solar Vacuum tube Specification

Tube structureAll-glass double deck co-axial structure

Glass materialHigh borosilicate 3.3 glass

Outer tube diameter and glass thicknessA 58A 0.7mm; Glass thickness 1.6A 0.15mm

Inner tube diameter and glass thicknessA 47A 0.7mm; Glass thickness 1.6A 0.15mm
Tube dimension 58*1800mm

Absorpation
Coating materialCU/SS-ALN(H)/SS-ALN(L)/ALN
Sediment methodThree Target magnetron sputtering plating
AbsorptivityI =0.92i 0.96 (AM1.5)
Emission ratioEmission: Iu=0.04i 0.06(80a A 5a )
Vacuum degreeVacuum degree Pa 5.0X10-3(PA

Stagnation temperature260i 300 a

Average heat lossULT 0.4i 0.6 W/(m2 *a )

Hail resistanceA 25 mm
2.Solar water tank and frame Specification of non pressure solar water heater
Solar Water tank and Frame Specification
Inner Storage TankHigh-quality stainless steel SUS304-2B 0.4MM
Outer Storgae TankColor coated steel 0.4mm
Heat Insulation50 cm High-density polyurethane integrated foam-forming layer with 72 hours heat preservation