Version 2.6
| Term | Term Definition | Options | Unit of Measure |
|---|---|---|---|
| Lot | Land properties are often sold with multiple land lots. | View | None |
| Louver | A shading system that can be applied to the exterior of a fenestration system made of fixed or adjustable horizontal or vertical elements. | View | None |
| Low | View | None | |
| Low | Corresponds to typical office/retail work. Sensible load 250 Btu/hr, Latent load 200 Btu/hr. | View | None |
| Low activity standby | Produces no functional output, but can be switched into another mode with the remote control unit or an internal signal, and with an external signal, and is not exchanging/receiving data with/from an external source. | View | None |
| Low bay | Interior lighting where the roof trusses or ceiling height is less than approximately 6.1 meters (20feet) above the floor. | View | None |
| Low data rate | Traffic is passed across ports of equipment at relatively slow data rate. For instance, network data rate of 1.0 kb/s (0.5 kb/s in each direction) as defined in the Energy Star test procedure. | View | None |
| Low e | Specular glass that has the following values: Tsol ³ 0.5, Emiss ² 0.30 , Thick ³ 1 mm | View | None |
| Low flow fixture | View | None | |
| Low income | Low income rate structure | View | None |
| Low pressure sodium | Low-pressure sodium lamps only give monochromatic yellow light and so inhibit color vision at night. | View | None |
| Low pressure under floor | View | None | |
| Low pressure under floor | View | None | |
| Low Range Value |
Minimum value in a range. |
View | Unknown |
| Low Rise | 1 to 4 Stories | View | None |
| Low voltage | A low voltage model is an external power supply with a nameplate output voltage likely less than 6 volts and a nameplate output current greater than or equal to 550 milliamps. | View | None |
| Lower | Common unit abbreviation: Lowr | View | None |
| Lowest fifth | Lowest fifth, or the bottom 20% of the population income distribution. | View | None |
| Lumen maintenance | A lighting control strategy that adjusts lamp power over time to maintain constant light output as lamps age, dirt accumulates in luminaires, or both.This strategy allows for energy savings early in the life of a system then increases power as the system ages. Also known as lumen deprecation compensation. | View | None |
| lumens | lumens (luminous flux) | View | None |
| Luminaire | A complete lighting module consisting of lamp(s) and ballast(s) (when applicable), together with the parts designed to distribute the light, to position and protect the lamps, and to connect the lamps to the power supply. | View | None |
| Luminaire Configuration |
Luminaire configuration size |
View | None |
| Luminaire Type |
Luminaire type |
View | None |
| Luminance |
The photometric measure of the luminous intensity per unit area of light travelling in a given direction, expressed in candelas per square meter (cd/m2). |
View | cd/m2 |
| Lunch | A meal eaten in the middle of the day, typically one that is lighter or less formal than an evening meal. | View | None |
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