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Tons of emissions CO₂

Complex modernisation of one part of public lighting in the City of Trenčín

Advanced LED system with wireless control gear Citytouch

85 %
117.800 kWh
58.900 kg CO₂
9 years
23.454 €


  • LED luminaires PHILIPS Iridium 3. generation
  • Correlated color temperature 3000K (Warm white)
  • Color rendering index (CRI 80+)
  • Wireless control system of luminaires CITYTOUCH
  • Reconstruction of booms and crossarms

Initial type of lighting

    • High pressure sodium vapour lamp 70W - 100W
    • Mercury discharge lamp 125W
    • Absence of lighting control system
    • Light sources are over thei operating life
    • Does not meet Slovak technical norm (STN)

The results

Upgraded LED lighting system consumes 85 % less power than the original lighting system 19.454 € yearly!

Maintenance costs decreased by 4.000 € yearly.

Thanks to economical LED technology, we lighten the environment by more than 58.900 kg emissions CO₂ yearly, which represents the volume of emissions that has to be absorbed 2945 mature trees.

Return of investment achieved 9 years .