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Home >> Products >> UVTA >> Air Conditioning Systems

Bacteria control without using toxic chemicals

How the system works

The cooling tower unit contains it own circulating pump, which draws water from the cooling tower basin and passes it through a sand filter, then through the UV unit and back into the cooling tower basin. Back washing of the sand filter is done automatically by a fully programmable digital timer using solenoid valves, although it can be done manually if required. UVTA - Ultraviolet Technology of Australasia

  The advantages:

  • It can run 24 hours per day, 365 days per year while giving a consistently high level of protection from infestations, such as Legionella pneumophila, which causes Legionaires disease.
  • Quick and easy installation, often without needing to shut down the cooling tower.

Small enclosed units

UVTA model numbers CT LC30, CT LC80 and CT LC110. The unit includes pump, UV unit, programmable digital timer, automatic back wash sand filter, interconnecting pipework and wiring, back wash water tank and central inlet power point. All equipment except the filter, are mounted inside an enclosure. Also available are; TDS monitor control systems and test kits.

Large enclosed units

UVTA model numbers CT52L, CT100L. The unit includes a pump, UV unit, programmable digital timer, automatic back wash sand filter, interconnecting pipe work and wiring, TDS controller, chemical injection pump, test kits, back wash water tank and a central inlet power point all mounted inside a roller door enclosure.

UVTA - UV Systems

UV

 

Chlorine

 Non corrosive
 Proven effectiveness in Legionella control
 Low cost to run
 No storage required
 Built-in interlocks for
complete safety

Safety

 Corrosive
 Unstable in storage
 Care required in handling
 Can be toxic and has been connected to carcinogens
 Changes pH in the water

     

UV

UVTA

Biocides

 No toxic or harmful chemicals needed
 Approved by NSW Health dept Approval No.PDA 001

Health Hazards

 Inhalation of toxic chemical drift

 No effect on pH or chemical composition of the water

Effect on Water

 Changes pH and water composition

 Low initial capital cost.
 Minimal operational/ maintenance costs.

Cost

 Expensive to operate safely
 Can be corrosive on equipment and piping

Correctly sized UVTA Ultraviolet Disinfection Systems can be easily incorporated into the existing basin. Water volume is calculated and UV unit sized in order to turn over the entire volume of water every 10-60 minutes. A circulating pump takes water from one side of the basin, passing through a filter, then through the UV unit, and the disinfected water is returned to the opposite side of the basin.

Cooling Tower Models

Maximum Cooling Tower
Pond Capacity (Litres)
 


UVTA Model Number

200 - 1,000
1,000 - 2,500
2,500 - 4,000
6,000 - 12,000
12,000 - 22,000

LC30
LC80
LC110
52L
100L

 

For detailed information on cooling towers please download the PDF brochure ››
 


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BYCOSIN - PEVASA - DISC FILTER - RO US TECHNOLOGIES
 
 
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