Supplier Details
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Advantage
●Inner water tank (interior)are made of SUS304-2B food grade | ● Whole glass vacuum tubes adopt super hard borax |
stainless steel plates(thickness 0.5mm), out shell (exterior) | and silica glass. |
are made of colored steel plate (thickness:0.5mm) | ● Absorb rate:=93%,thermal radiation rate:=6%(100℃) |
welded by argon arc.Water is pure and drinkable. | ● Resist 25mm hail,using life can last 15 years. |
● Heat insulation of water tanks adopts | ● Temperature when exposed to sun without water: |
polyurethane foam,thickness is 55mm. | 250℃,2.5hours to boiling if using single tube. |
● Silicon rings to connect and seal them. | ● If you use electrical appliances to aid heating,to |
● The tubes and supports are adjustable,power | switch off the power supple before boiling. |
bearing is average,and can assure the vacuum | ● To test the water temperature before using,in order |
tubes to use for long time. | to avoid scalding. |
Technical Specification
Model | Absorbing | Vacuum Tube | Tank | Qty (Sets) | |||
Area(㎡) | Diameter | Length | No.(pcs) | Capacity | 20" | 40" | |
SKY420-1500/47-15 | 0.75 | Φ47mm | 1500mm | 15 | 85L | 66 | 137 |
SKY420-1500/47-18 | 0.9 | Φ47mm | 1500mm | 18 | 100 L | 56 | 135 |
SKY420-1500/47-20 | 1 | Φ47mm | 1500mm | 20 | 111 L | 50 | 105 |
SKY420-1500/47/24 | 1.20 | Φ47mm | 1500mm | 24 | 135 L | 44 | 92 |
SKY420-1500/47/30 | 1.50 | Φ47mm | 1500mm | 30 | 166L | 36 | 75 |
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SKY470-1800/58-16 | 1.37 | Φ58mm | 1800mm | 16 | 140L | 44 | 91 |
SKY470-1800/58-18 | 1.44 | Φ58mm | 1800mm | 18 | 150L | 39 | 81 |
SKY470-1800/58-20 | 1.60 | Φ58mm | 1800mm | 20 | 165L | 35 | 73 |
SKY470-1800/58-24 | 1.92 | Φ58mm | 1800mm | 24 | 200L | 30 | 62 |
SKY470-1800/58-30 | 2.40 | Φ58mm | 1800mm | 30 | 250L | 24 | 50 |
Note : | |||||||
Area is the part of the collector that actively absorbs the light rays.For solar tubes this is defined as the cross-sectional area of the inner tube (selective coated) measured using the outside diameter. (Eg. 0.047×0.72m=0.08㎡) |
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