| 1. |
Solar Flat Plate Collector |
| |
a) |
Absorber Material |
Copper 34 SWG, 99% Pure. |
| b) |
Absorber Coating |
Selective Black Chrome Coating. |
| c) |
Header Tube |
Copper ( Dia. - 29 mm ) 22 SWG |
| d) |
Riser Tube |
Copper ( Dia. - 12.7 mm ) 24 SWG |
| e) |
Glass |
3.2 mm thick (tempered, textured, rupture resistance, highest transmittance low reflectance) |
| f) |
Insulation |
PUF – Bottom 25 mm, sides 15 mm. |
| g) |
Casing |
Specially extruded weather tight, corrosion resistant, powder coated |
| h) |
Size |
1891 x 1205 x 90 mm & 1891 x 1484 x 90 mm |
| i) |
Area |
2.64 & 2.8 Sq. meter |
| j) |
Weight |
45 & 58 Kg. |
| k) |
Absorptivity |
> 0.92 |
| l) |
Emissivity |
< 0.20 |
| m) |
Efficiency |
80-83 % |
| 2. |
Hot Water Storage Tank |
| |
a) |
Material |
316 “L Marine grade stainless steel |
| b) |
Shape |
Cylindrical Horizontal |
| c) |
Insulation |
40mm thick Poly Urethane Foam (PUF) |
| d) |
Cladding |
G.I. precoated sheet, Oven baked |
| 3. |
Stand |
Made out of thick “L” sections, hot dip Galvanized. |
| 4. |
Poly Urethane Foam (PUF) |
Rigid insulation, minimum 90% closed cells, remains durable for years, no thermal bridges, high mechanical strength, maintains insulation effectively. |
| |
Pressure strength |
0.5 to 6 kg/cm² |
Water absorbency |
0.5 to 3% of foam volume |
Effective temperature range |
40°C to + 180°C |
Heat conductivity factor |
0.017 - 0.025 kcal - M - HR °C |
| 5. |
Hot Water Insulated Pipeline |
Specially manufactured HDPE claded PUF Insulated Pipes GI “B” Class Pipeline and fittings as required. |
| 6. |
Hardware and Fittings |
Non return valve, pressure relief valve, Air release valve, special micro filter and all other necessary G.I. fittings, as required. |
| 7. |
Civil Work |
The complete system is self-sustained, but as a safety measure grouting is suggested. |