EVACUATED TUBE COLLECTOR

Capacity : 100 LPD
 
 
Special Features
  • Greater absorption area per day, upto 94% auto sun tracking collection
  • Minimum heat loss from the system due to evacuated tubes and PUF insulated storage tank
  • Better performance in winter and cloudy days
  • Hard water / scaling does not corrode the ETC tubes
  • Maintenance free, easy to clean
  • Compact size - Low height, easy to install and transportation
  • Inner tank is made of SS 304 grade stainless steel for longer life
  • Outer cladding of storage tank is mirror finished stainless steel (non magnetic). Outer tank cladding powder coated aluminium sheets
  • Thermostat electrical backup for non sunny days
Technical Specifications for Solar Tubes
 
Material
Borosilicate Glass
Thermal Expansion
3.3 x 10-6 0C
Absorption Coating
Al-N / Al
Absorptance
>92% (AM 1.5)
Stagnation Temperature
>230 oC
Heat Loss <0.8W
Emittance
<8% (80 0C)
Vacuum
5 x 10 -3 Pa
Maximum Strength
0.8 MPa
Warranty
1 Year
 
Technical Specifications for Storage Tank
 
Inner & Outer Tank
304 non magnetic grade stainless steel & tig welded
Insulation material
Poly urethane foam (Puf insulation)
Electrical Backup
Thermostat control 2 KW
Stand Supports
Mild steel black powder coated

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