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Made in Israel Online Exhibition
Solar Collectors
Solar Collectors
  Kohav Yair, Israel
Type
Product
Solar Collectors
Our solar collectors are manufactured by Rand energy systems Ltd. 

Our solar collectors are manufactured of noble materials, according to a proprietary design. Our collectors offer an unmatched level of efficiency and provide a significantly long life. 

  • Collector Diagrham and Data Sheet

1. Transparent cover - 4 mm low iron tempered glass with a minimum transmittance of 91.5%.

2. Absorber Plate-
EL-AT SERIES: 0.5 mm full plate aluminum absorber coated in high efficiency blue sputter Titanium Oxide coating welded by laser to the copper risers.
RAL-S and R-S Series: 0.2 cooper strips welded ultrasonically to the copper risers coated in selective chrome coating. 
RAL-P and R-P Series: 0.2 mm copper strips welded ultrasonically to copper risers coated in special solar paint. 

3. Frame - Collector's frame is available in.
a) Extruded Aluminum, Anodize, or powder paint in standard grey color. Special color according customer requirements availble. 
b) Galvanized white prepainted steel. 

4. Copper risers - 
EL-AT series: 8 mm copper tubes
R-S, RAL-S, RAL-P, R-P: 3/8",1/2" copper tubes.

5. Manifold - 
EL-AT series: 22 mm copper tube
R-S, R-P, RAL-S, RAL-P: 7/8" 11/8" copper tubes welded to 3/4" BSP female thread adaptors.

6. Aluminum foil- 100 microns Aluminum foil to protect polyurethane casting.

7. Insulation - CFC Halogen free polyurethane or high density rock wool boards.
EL-AT series: unique mixture of glass wool insulation bonded together with CFC Free high density polyhorytane casting 

8. Back plate - P.V.C /Polypropylene or Aluminum sheet.

All collectors undergo test pressure of 12 bars whereas permitted working pressure is 8 bars .

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