"SUND" Series of Large-Scale LED Light Estimation of economic effects

Comparison between Mercury Lamp 400W and Large-Scale LED Light

Conditions of estimation

  • Electricity bill's unit price 14.7 yen (according to the Japanese electric power companies' data)
  • Yearly lighting time 4,000 hours (250 working days, 16 working hours per day)
  • CO2 emission factor 0.52kg-CO2/KWh (the average value of the Japanese electric power plants)

Economic effects and reduction of CO2 per year

Economic effects and reduction of CO2 per year

Long-Run Economic Effects

Comparison of running costs

 

TOP