Classic

Hot water storage tank

Collector

Absorber Material

Electro Grade -Copper-Copper

Absorber Coating

Selectively Coated Continuous Electroplating of Black Chrome over nickel substrate on Copper sheet of 0.2mm thickness with heat treatment to withstand temperature up to 300o c

Optical Properties

Absorptivity = 0.92±0.02, Emissivity = 0.12= 0.02

Riser Tubes

Copper tube of Diameter 12.5mm ± 0.5 mm, Thickness 0.56 mm

Header Tubes

Copper tube of Diameter 25mm ±0.5mm, Thickness 0.71 mm

Bonding Between Riser & Header

Brazing

Bonding between Fin & Tube

Ultrasonic / Laser Welding

Back Insulation

Resin bonded Rock wool of 48/m3

Collector Box

100mm X 25mm Aluminum channel, Thickness 1.63mm

Collector Stand

Corrosion resistant Coated MS

Glazing

Toughened glass, Thickness 4mm with low Iron Transitivity> 85% @ near normal incidence

Retainer Angle for Glass

Aluminum Angle , size 25mmX 25mm X1.6mm

Beading for Glass

EPDM Rubber

Absorber Area

2sq. meter ± 0.2 sq. meter / Collector

Collector Tilt

24.5o to HORIZON for places Located between 12o North and 15o South

Heat Transfer Medium

Water

Collector Area

2.03 sq meter

Number of Fins

9

Maximum Working Pressure

245 kpa(5 to 6 kg)

Dimensions

Length -2030mm, Breadth -1030mm, Height -100mm

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