The Switch is On: Upgrade from Magnetic to Electronic Ballasts for T12s
An upgrade from T12 magnetic ballasts to T12 electronic ballasts represents an easy and energy-efficient way to comply with recently-mandated magnetic ballast efficiency standards.
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Tambient, a new company devoted to portable task/ambient lighting for open plan offices.
No lights in or on the ceiling . . . no pendants, no troffers . . . less than 0.75 watts/square foot to light an open plan office.
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Advance Launches New Website Addressing EPAct 2005 and Lighting Upgrade Opportunities
In an effort to help promote awareness of the recently-enacted Energy Policy Act of 2005 as well as the comprehensive benefits associated with energy-efficient lighting upgrades, Advance has launched a unique industry website.
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Six Steps to Lowering Lighting Costs in Offices
Want to reduce lighting energy usage in open-plan offices? The Lighting Research Center studied this issue recently, and came up with recommendations for a six-step process you can follow.
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Office Lighting 'SOP' Latest IESNA Online Course
Want to learn the latest about how to light an office? The Illuminating Engineering Society of North America offers A-to-Z advice with its newest online course.
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NEMA Releases Exit Sign Visibility Standards
Exit signs are usually visible under normal conditions. But how will they operate when you need them most-in an emergency? That's the issue tackled by the National Electrical Manufacturers Association (NEMA) in its latest lighting publication.
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Principal Office Lighting Needs
The principal lighting needs in offices concern the visual performance and comfort of office workers, the ambiance of the office space, and the cost effectiveness of the lighting system itself.
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New Building Energy Simulation Program Released
Graphical capabilities have been added to the newest released version of EnergyPlusTM, the U.S. Department of Energy's building simulation program. It models the lighting, heating, cooling, ventilating, and other energy flows in a building.
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T8, T5, T5HO - Does Size Really Matter?
Peter Ngai of Peerless Lighting compares and contrasts standard vs. high-output linear fluorescent lamps.
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Office Lighting Systems
Office lighting systems include lamps, ballasts, fixtures, and controls. Together, a fixture with appropriate lamp and ballast forms a luminaire.
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Critical Office Lighting Parameters
The critical parameters in office lighting include illuminance, glare, surface brightness, color, and visual interest. Although they are discussed separately below, designers must consider them as a whole to create an effective lighting system.
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