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  manufacturer non pressurized solar energy water heater

Feature:

1. Automatically water control, according to the light intensity, automatically variable ca pacitance electric heating auxiliary heater which enables the best working condition;
2. Equipped with builtin the water level and temperature sensing system, auxiliary elect ric heating, the signal processing converter which enable more stable operation;
3. Solar system, microcomputer control system, an auxiliary electrical heating synchro nous production, debugging;
4. The controlling system’s lifetime is 3-5times than ordinary ones;
5. Fully automatic operation;
6. Highly intelligent control enables more than 20%effective utilization;
7. Simply installation and upgrade replacement;
8. Humanized design.

Specification:

1. Inner tank : SUS304-2B stainless steel, 0.31-0.4mm thickness
2. Inner tank diameter:400mm
3. Outer tank: Colored steel
4.Out tank diameter:520mm
5. Capacity of Water Tank:208L
6. Insulation layer: High Pressure Polyurethane Layer with Thickness of 60mm
7. Foam Pressure:32kg/m3 minimum
8. Heat preservation: 72-80hrs
9. Frame: Galvanized Steel with Painting,1.5mm thickness
10.Welding: Argon arc welding
11.Vacuum tube type: 3target tube AL-N-AL/SS/CU coated
12. Absorption rate: ≥ 93%, thermal radiation rate: ≤ 6%
13. Outer glass tube diameter:58mm
14. Inner glass tube diameter: 47mm
15. Length of the vacuum tube: 1800mm
16. Thickness of the glass tube:1.6mm, super hard borax and silica glass
17. Angle of bracket:50degree
18. Seal: High quality silicone rubber polymer
19. Hail resistance: 25mm
20. Idle sunning property parameters: 250, 2.5 hours to boiling point.