China Reliable Factory Flat Plate Solar Thermal Collectors
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China [CN] 
| Collectors Specifications | |||||
| FP-GV2.15-80-LT | FP-GV2.15-80-HG | ||||
| Dimensions | 2050X1050X80mm | 2050X1050X80mm | |||
| Casing material | aluminum alloy 6063-T5 | aluminum alloy 6063-T5 | |||
| Gross area | 2.15m2 | 2.15m2 | |||
| Aperture area | 1.97m2 | 1.97m2 | |||
| Absorber coating | magnetron sputtering coating,thickness0.4mm; | chromeplate coating,thickness0.4mm; | |||
| Absorptance | ≥95% | ≥93% | |||
| Emittance | ≤5% | ≤10% | |||
| Welding Method | laser welding | laser welding | |||
| Heat carrier volume | 1.3L | 1.3L | |||
| Head tube | diameter:φ22mm,thickness:δ0.6mm | diameter:φ22mm,thickness:δ0.6mm | |||
| Branch tube | diameter:φ8mm,thickness:δ0.6 | diameter:φ8mm,thickness:δ0.6 | |||
| Weight | 36Kg | 36Kg | |||
| Insulation material | fiber glass,thickness,30mm | fiber glass,thickness,30mm | |||
| Glass cover | low iron tempered,thickness:3.2 | low iron tempered,thickness:3.2 | |||
| Efficiency(η) | 0.77 | 0.75 | |||
| Heat loss | 4.5W/m2.℃ | 4.5W/m2.℃ | |||
| Stagnation temperature | 180℃ | 165℃ | |||
| test pressure | 1.2Mpa | 1.2Mpa | |||
| Normal pressure | 0.7Mpa | 0.7Mpa | |||
| Recommend flow rate | 70-80L/h | 70-80L/h | |||
| Recommend connecting number | ≤8 | ≤8 | |||
| Packaging | Corrugated carton | Corrugated carton | |||
| Warranty period | 5 years | 5 years | |||
| 20 feet container num: | 130Pcs | 130Pcs | |||
| 40 feet container num: | 266Pcs | 266Pcs | |||
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