|
Collector
|
|
|
Absorber Material
|
Electro grade copper
|
|
Absorber Coating
|
Selectively coated black chrome on copper to withstand temperatures upto 300 degree centigrade. Absorptivity = 0.97 + 0.02, Emmisivity = 0.12 + 0.02
|
|
Riser
|
Copper - 12.5mm + 0.5mm, Thickness - 0.71mm.
|
|
Header
|
Copper - 25.4mm + 0.5mm, Thickness - 0.71mm.
|
|
Bonding - Riser & Header
|
Copper brazing.
|
|
Bonding - Fin & Tube
|
Ultrasonic
|
|
Side & Back insulation
|
CFC free PUF having thickness - 25mm & Rockwool of 48kg/m3, Thickness - 50mm
|
|
Collector box
|
Extruded Aluminium 2050mm X 1040mm X 100mm +/- 0.2mm
|
|
Collector back sheet
|
Aluminium AA8011 GRD - 2000mm X 990mm X 0.71mm
|
|
Glazing
|
Toughened glass, Thickness - 4mm thick with low iron, Transmissivity>87%
|
|
Retainer angle for Glass
|
Extruded aluminium - 25mm X 11.5mm + 2mm
|
|
Beading for glass
|
EPDM Rubber
|
|
Absorber area
|
2 sq. meter + 0.1 sq. meter/Collector
|
|
Weight of collector (dry)
|
50 kgs
|
|
Collector Area
|
2.132 sq. meter
|
|
Number of fins
|
9 nos
|
|
Maximum working pressure
|
5 kg/Sq cm
|