Lighting systems consume from 20 to 50% of a building’s electricity, so finding ways to increase their efficiency can make an average building highly-efficient. Lighting retrofits have lasting, deep energy-efficiency increases thanks to modern LED lighting and smart building controls. We’re modernizing lighting fixtures and control systems in virtually every Government building, with the goal to: • Reduce electricity demand and consumption, thereby saving energy costs and reducing GHG emissions associated with electricity generation from local diesel power plants; • Standardize lighting fixtures to simplify maintenance and provide proper lighting to all spaces; • Improve lighting system efficiency and control, with occupancy sensors and dimming controllers added in select areas to further reduce energy use and improve lighting system flexibility.
Stand-alone and embedded occupancy sensors provide control of building lighting and reduce electricity usage – primarily through automatic, timed shut-offs. These sensors are added to common spaces such as washrooms, gyms and lounges. Delay periods are added to the sensors to ensure lights do not disturb occupants, but are switched off automatically when the area is unoccupied for prolonged periods.
Existing fluorescent and high intensity discharge lamps consume more energy than new LED lamp technology. LED lights also have a greater lifespan, resulting in lower maintenance costs. New LED lamps and high efficiency ballast upgrades, or entirely new linear LED fixtures, are being installed for both interior and exterior lighting systems in most buildings.
For more information about Atuttiarniq activities, please contact:
atuttiarniq_info@gov.nu.ca
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