Jiangsu Dr.Xia Solar Energy Inc
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low pressure evacuated tube solar water heater
Working principle:
It adopts simple thermosyphon circulation. Cold water heated by solar vacuum tubes, then hot water goes up to water tank.
Cold water and hot water forms a nature circulation between solar vacuum tubes and water tank. Then whole tank water will
be hot gradually.
Specialty:
1. Economical type for most areas, people can afford it.
2. Simple structure: Solar vacuum tubes and water tank are connected together.
3. Mature technology and stable operation.
4. No need of much maintainence.
Technical Specification:
1. Inner tank: 0.41mm SUS304 2B stainless steel.
2. Outer tank: 0.3mm galvanized steel.
3. Stand: galvanized steel with anti corrosive painting, 1.5mm thickness.
4. Solar vacuum tube: 58/1800, borosilicate glass 3.3, Cu/ALN-SS/ALN coating.
5. Insulation: 55mm polyurethane foam.
Production :