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solar geyser specification:
solar geyser with High quality
compact non-pressurized solar water heater
Inner tank material: SUS304-2B food grade stainless steel
Outer tank material: Galvanized steel/stainless steel
Bracket: 1.5mm Galvanized steel/stainless steel
Vacuum tube: 58mm diameter, 1800mm length
Insulation layer: 50mm polyurethane foam.
Obliquity of the bracket: 30,45,60,etc;
Vacuum tube: Purple three layers evacuated tube/
One layer normal evacuated tube
How it works:
Tube specification
Structure | All-Glass Double Tube Co-Axial Structure | ||
Glass Material | High Borosilicate 3.3 Glass | ||
External Pipe Diameter & Thickness | dia.=47±0.5mm &=1.6mm, dia.=58±0.5mm &=1.6mm, dia.=70±0.5mm &=2.0mm, | ||
Internal Pipe Diameter & Thickness | dia.=37±0.5mm &=1.6mm, dia.=47±0.5mm &=1.6mm, dia.=58±0.5mm &=1.6mm, | ||
Pipe Length | 1500mm, 1600mm, 1700mm, 1800mm, 1900mm, 2000mm | ||
Absorptive Coating Property | Structure | Cu/SS-ALN(H)/SS-ALN(L)/ALN | |
Sediment Method | Three Layer Magnetron Sputtering Plating | ||
Specific Absorption | as=0.92~0.96(AM1.5) | ||
Emission Ratio | 0.01~0.03(80°C±5°C) | ||
Vacuum | P≤2.0×10-3Pa | ||
Idle Sunning Property | Y= 260 ~ 300m²°C/KW | ||
Solar Irradiation for Obtaining a Preset Water Temperature | H≤4.7 MJ/ m²(dia.58) | H=3.7~4.2 MJ/ m² | |
H≤3.7 MJ/ m²(dia.47) | H=2.9~3.2 MJ/ m² | ||
Average Heat Loss Coefficient | Ult=0.4~0.6W/( m².°C) | ||
Pressure-Endure Ability | 0.6Mpa | ||
Hail-Endure Ability | 30mm | ||
Lifetime | 15years | ||
solar geyser,non-pressurized stainless steel solar water heater,design for South Africa condition(OEM Service supplied)