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Case Study: Airius Performance Report – Siemens Transportation Systems Ltd

Siemens installed 26 Airius model 45 fan units into their Acton rail maintenance shed facility to improve comfort and save on energy costs resulting in an ROI of less than 18 months.

 

Key Points:

  • ROI = Under 18 months
  • £12,106 – First year saving
  • £19,799 – Full system and installation cost
  • 1,141,113– KwH usage before Airius
  • 709,956– KwH usage after Airius
  • Installed into Acton rail maintenance shed
  • System – 26 Airius Model 45 units
  • 75 tonnes – Approx. Annual CO₂ reduction

Heating Cost Spend Pre/Post Airius

Table1

Temperature Readings – Jan & Feb/2012

Table2
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