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Illustrative Case Study – Indoor Lights

Case Study    Illustration of benefits of indoor lights*
Objective    To demonstrate benefits of installing LED lights in terms of:
   Electricity Savings

   Operational Expenditure Savings

   Environmental Impact

   Lighting Levels

Project Size 		CFL LED Replacement Number of Lights
  36WX2 CFL Troffer 40W Troffer Light 100
  40W Florescent Tube Light 20W Troffer Light 100
  18WX2 CFL Down Light 13W Down Light 100
  18W CFL Down Light 8W Down Light 100

Other Assumptions 		  Hours of Operation per day   14    Hours
  Working Days per Annum   365    Days
  Energy Rate   6    INR
  Re-lamping Labor cost   20   INR
  Lifetime of CFL   6,000   Hours
  Lifetime of LED   5,000   INR
  CFL Losses (Electronics)   30%   
  LED Losses (Electronics)   20%   

*Please note that all illustrations / comparisons mentioned are illustrative only and actual figures may vary

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