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Description :
Specification of all-glass evacuated solar collector tubes:
1) Structure: All glass concentric dual tube geometer.
2) Glass material: Borosilicate glass
3) Absorptance: ＞92%
4) Emittance: ＜8% (80℃)
5) Vacuum: ＜5*10-3 Pa
6) Stagnation: ＞ 230 m3.℃/KW
7) Average heat loss: ＜0.8w/m2.℃
8) Service time: ＞15 years
Specifications:
1) Manifold (interior): Red copper
2) Manifold(exterior):Aluminum alloy
3) Glass tube size:
Φ58mm*1800mm; Φ47mm*1500mm
4) Daily efficiency: ≥55% (≥42% in winter)
5) Hail resistance: 25mm
6) Max pressure: 12 bar
7) Coating of vacuum tube: AlN/Aln-SS/CU
8) Heat pipe: Anti-freezing ＞-35℃CE,ISO,CCC,certifications.Shanghai7-15days104340Export cartons or wooden casesChina1
Certification :
Origine du produit :
INFORMATION TARIFAIRE :
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