Domestic ETC Solutions
Solar Hitech’s line of Evacuated Tube Collector (ETC) solar thermal solutions are the ideal solar water heater for home use and designed to fulfill water heating needs for residential/domestic consumers, commercial enterprises & small/medium sized businesses.
Evacuated Tube Collector (ETC) technology is a highly efficient solar collector technology, that uses borosilicate glass tubes to absorb heat and transfer it to water or other circulating fluids.
Benefits
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Superior Efficiency
94% sun tracking from sunrise to sunset and no heat loss in cold weather with vacuum insulation
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Reliable
No scaling or corrosion due to borosilicate glass
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Easy Maintenance
Easy on-site cleaning of glass and tank system
Evacuated Tube Collector Specifications
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Our ETC systems consist of tubes with borosilicate glass conforming to the ISO 3585 specification. The tube specifications are as follows
- Outer Tube Diameter : 58 mm +/- 0.7 mm
- Inner Tube Diameter : 47 mm +/- 0.7 mm
- Tube length : 1800 mm +/- 5.0 mm
- Absorber coating : Outer side of inner tube coated with three target Cu/SS/AlNi selective coating by magnetron sputtering vacuum slashing process
- Absorptance > 93%, Emittance < 6 % (@ 85° C)
ETC System Specifications
ETC Solar Thermal Solutions
Radian – ETC Non-Pressurized Systems
The Radian line of non-pressurized ETC systems are the ideal solar water heater for home use, can be used in residential and commercial installations and work well to fulfill domestic water heating, hospitals, hotels and textile, chemical plants, brewing and dairy industry requirements. The Radian line of systems is designed to work under gravity water flow and comes with an insulated water storage tank and tank/ glass tube support structures.
Radian
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Radian+
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Systems are available in the following capacities – 100 LPD, 125 LPD, 150 LPD, 200 LPD, 250 LPD, 300 LPD, 400 LPD, 500 LPD and above
Splash – ETC Pressurized Systems
The Splash line of ETC pressurized systems is ideal for individual houses and multi storeyed flats, hotels, hospitals and commercial establishments as well as small/medium sized business with pressured heating needs. The systems can be manufactured either as per the thermosiphon or forced circulation method. The Splash line of systems come with a unique stainless steel heat exchanger technology and can withstand upto 3 Bar working pressure, which can be further increased to customized needs.
Splash
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Splash+
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Systems are available in the following capacities – 100 LPD, 125 LPD, 150 LPD, 200 LPD, 250 LPD, 300 LPD, 400 LPD, 500 LPD and above
Warranty Support/Maintenance
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5 year replacement warranty on tanks and stands
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Glass materials (ETC tubes) do not carry any warranty coverage
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Extended warranty available on request
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