Lianyungang Sunrain Solar Water Heater Manufacture Co., Ltd./Jiangsu Sunrain Energy Co., Ltd.
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Solar Water Heater

Product Category: Solar Water Heaters
Sales Method: Export, Manufacture, OEM/ODM
Payment Term: T/T, L/C
Min. Order Unit Price

Product Detail

Product Attribute:

  • China (mainland) More >
  • TZ58/1800-20
  • SUNRAIN
  • CE, CCC, ISO9001, ISO14001
  • 05/04/2006
  • 01/01/2011

Product Content Description:

Features:
1) Inner tank: sus304-2B stainless steel, advanced welding
technique, thickness 0.5mm
2) Out shell: zinc and aluminum coated steel sheet or color
steel sheet
3) Corrosion resistant
4) Isolation layer: 50-65mm imported polyurethane foam for
superior heat preservation
5) Frame materials: galvanized steel, electrostatic powder
coated
6) Type: 15, 18, 20, 24, 30 tubes
7) Capacity: 130-250 liter
Number of Tubes: 15-36
Length of Tube: 1500 mm/1800mm
Outer Tube Diameter: 47mm/58 mm
Inner Tube Diameter: 37mm/47 mm
Glass Tube Thickness: 1.6 mm
Tube Thermal Expansion: 3.3 x 10 -6 oC
Tube Material: Borosilicate Glass 3.3
Absorptive Coating: Graded AI-N/AI
Absorptance: > 90% (AM 1.5)
Emittance: 7 % (100 oC)
Vacuum: P < 0.005 Pa
Stagnation Temperature: < 220 oC
Heat Loss: < 0.8 W/m2. oC)
Reflector: Ginning Alumnium reflector plate
The out cover of the solar connector: Color steel.
Frame: Zinc coated steel corner sputtering frame
Insulation: Polyurethane
Daily efficiency: >50%

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