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| Customization: | Available |
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| After-sales Service: | 24h |
| Warranty: | 5 Years |
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Model | FD-NP-15 | FD-NP-18 | FD-NP-20 | FD-NP-24 | FD-NP-30 | FD-NP-32 |
Water Tank | ||||||
Tank capacity (Liter) | 150 | 180 | 200 | 240 | 300 | 320 |
Inner tank material | 0.5mm thickness SUS3042B Stainless steel | |||||
External tank material | 0.4mm thickness SUS304 2Bstainless steel | |||||
Inner tank diameter | Φ360mm | |||||
External tank diameter | Φ470mm | |||||
Insulation layer | 55mm thcikness polyurethane foam | |||||
Insulation material density | 42kg/m3 | |||||
Vacuum Tubes | ||||||
Tube Structure | All-Glass Double Tube Co-Axial Structure | |||||
Tube Coating Material | Cu/SS-ALN(H)/SS-ALN(L)/ALN | |||||
Glass Material | High Borosilicate 3.3 Glass | |||||
Tube Size | 58mm outer diameter * 1800mm Length | |||||
Sediment Method | Tri-Element Magnetron Sputtering Plating | |||||
Absorb Ratio | 0.93-0.96> 95% (AM 1.5) | |||||
Emission Ratio | 0.04-0.06(800C±50C) | |||||
Net weight | 2KGS/piece | |||||
Bracket | ||||||
Bracket Material | 1.2mm Thickness SUS201 Stainless Steel (black) suitable for both pitched and flat roof | |||||
Bracket Angle | 30/38/45 for option | |||||
Bolts &Nuts | SUS304 Stainless Steel | |||||
Aperture area (m2) | 1.39 | 1.66 | 1.85 | 2.22 | 2.77 | 2.955 |
Tube quantity | 15 | 18 | 20 | 24 | 30 | 32 |
Copper coil length (M) | 18 | 22 | 25 | 30 | 35 | 40 |
20GP/40GP/40HQ (unit) | 53/107/128 | 40/88/103 | 37/77/90 | 32/68/78 | 26/54/63 | 25/52/61 |







