| Place of Origin | Zhejiang, China |
| Brand Name | TONG HUA |
| Model Number | Vacuum Tube Solar Collector |
| Type | Non-Pressure |
| Application | Solar Thermal |
| Pipe Material | Glass |
Vacuum tube solar collector use for solar heating system.
Model | TZ47/1500-50G | TZ58/1800-20G |
No. of tubes | 50 | 20 |
Absorber Area | 6.5 | 2.61 |
LWH (mm) | 3200 ×1649 ×1292 | 2025 ×1698 ×1378 |
Gross wet(kg) | 229.86 | 142.54 |
Horizontal Angle | 30° | 38° |
Insulation | PUF 40mm | PUF 40mm |
Absorption | ≥96% | ≥96% |
Emission | ≤6% | ≤6% |
Operating Pressure | <0.1Mpa | <0.1Mpa |
Heat loss | ULT<0.53 | ULT<0.53 |
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