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EN12975 Certified Split Pressurized Solar Collector
EN12975 Certified Split Pressurized Solar Collector
Supplier Info
[China Supplier]
Contact Person : Ms. Hu Shirley
Tel : 86-573-87297698
Fax : 86-573-87297699
Product Detail
Pressurized Solar Collector: 1.With Solar Keymark certificate; 2.10 Years guarantee

Pressurized Solar Collector:

1) Vacuum Tube Information:

Three-target Vacuum Tube Performance and Specification:

Tube structure

All-glass double deck co-axial structure

Glass material

High borosilicate 3.3 glass

Outer tube diameter and glass thickness

Ø58±0.7mm; Glass thickness 1.6±0.15mm

Inner tube diameter and glass thickness

Ø47±0.7mm; Glass thickness 1.6±0.15mm

Tube dimension

58*1800mm

Absorptioncoatingproperty

Coating material

CU/SS-ALN(H)/SS-ALN(L)/ALN

Sediment method

Three Target magnetron sputtering plating

Absorptivity

α =0.92~0.96 (AM1.5)

Emission ratio

Emission: ε=0.04~0.06(80°C±5°C)

Vacuum degree

P≤5.0X10-3(PA)

Stagnation temperature

(temperature inside of empty evacuated tubes)

260~300 °C

Average heat loss

ULT 0.4~0.6 W/(m2 *°C)

Hail resistance

Ø25 mm

Pressure-endure

1MPa

Absorber area per tube

0.08M2

 2) Collector Specification:

Parameter Table

Specifications  

Content

Product type  

SCH-II-12   SCH-II-15 SCH-II-18   SCH-II-20

Number of vacuum tube  

12

15

18

20

Specification of vacuum tube  

58*1800 three-target vacuum tube

Absorption(a)  

More than 92%

Emission(e)  

Less than 8%

Manifold connections  

1/2' inch

Test pressure  

1 Mpa

Operating fluid pressure  

0.6 Mpa

Max working temperature

-35°C

Insulation material

Polyurethane Foam

Insulation thickness  

40 mm

Distance from tube to tube  

75 mm

      

EN12975 Certified Split Pressurized Solar Collector

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