Download Advanced Lighting Controls: Energy Savings, Productivity, by Craig DiLouie PDF

Download Advanced Lighting Controls: Energy Savings, Productivity, by Craig DiLouie PDF

By Craig DiLouie

Complicated lighting fixtures Controls is edited by means of Craig DiLouie and written for engineers, architects, lighting fixtures designers, electric contractors, vendors, and development proprietors and bosses. complicated lighting fixtures controls, indicated through study because the "next tremendous thing," at the moment are mandated via the ASHRAE/IES 91.1-1999 strength average, the root for all country strength codes within the united states, and have gotten the norm instead of the exception in new development. This booklet presents in-depth information regarding the most important traits, applied sciences, codes, and layout thoughts shaping using today's lighting fixtures keep an eye on structures, together with dimming, automated switching, and international in addition to own keep an eye on.

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Extra info for Advanced Lighting Controls: Energy Savings, Productivity, Technology and Applications

Sample text

In these situations, it is desirable to control luminaires adjacent to the glazing separately from those further in to obtain maximum energy savings while still providing necessary task illumination. Waveform control dimmers or variable output ballasts are well suited for the application, because they can be sized to the appropriate control zone. Depending on the dimming system chosen, it may be on the dimming system chosen, it may be best to specify that power wiring for the luminaires run parallel to the windows rather than radically outward from the building core.

Line voltage controls tend to be less expensive, but less flexible, than low voltage controls. If the area does not require low voltage components such as light-level sensors, a line voltage control may be adequate. Many lighting designers believe that electronic dimming ballasts will be the “future standard” for fluorescent lighting. Locate Products on Plans As you locate the controls, ask yourself these questions: • Is the placement appropriate? Make sure the controls are easy to locate and to access.

Generally speaking, two types of daylight harvesting needs exists, distinguished by the distribution of daylight in the controlled area. Perimeter zone applications are the most common since daylight enters a space through vertical windows. The distribution of daylight tends to be highly nonuniform, with large amounts in areas close to windows and rapidly decreasing amounts further away. In these situations, it is desirable to control luminaires adjacent to the glazing separately from those further in to obtain maximum energy savings while still providing necessary task illumination.

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