Vacuum tube
Use
A glass tube with a heat-pipe is intended only in cases where the entire tube (both the glass part of and the heat pipe) is damaged.
technical specifications
| Glass vacuum tube | |
| Dimensions | Ø58 mm x 1800 mm |
| Glass type | Three target |
| Vacuum | 0.005 Pa |
| Solar energy absorption level | 93% |
| Heat loss | 0.8 W/m2 |
| Stagnation temperature | 380° C |
| Maximum wind load | 30 m/s |
| Resistance to hail | 25 mm |
| Service life | 15 years |
| Vacuum tube with heat-pipe | |
| Heat pipe | Tu1 |
| Material | Copper |
| Dimensions of the condenser | Φ 14 mm * 6 mm |
| Heat pipe condenser stagnation temperature | 230°C |
| Frost protection temperature | -40°C |
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