Beginners Guide To LED Kitchen Lighting

Great kitchen lighting design typically utilises a large amount of lighting (which means more than just installing a few extra ceiling roses). Kitchen lighting needs a variety of types of lighting for different areas and purposes. The absolutely worst way to illuminate a kitchen is using bright fluorescent ceiling strip lights. They’re certainly very bright – but also flat, cold and guaranteed to give you a headache into the bargain.

The most obvious issue with having central ceiling-rose fittings in a kitchen is that they produce dark spots, most noticeably where you cast your own shadow onto work surfaces. A solution seen in many kitchens involves fitting halogen down lamps in a uniform pattern across the ceiling then adding task-specific lighting for workareas, hobs and so on.

This solution works reasonably well, but does have its own downsides: halogen lamps operate at extremely high temperatures, don’t last very long, and are without rival as the most expensive means of lighting a kitchen. Some 90% of the cost of incandescent lighting (of which halogen is an extreme example) is the electricity they use.

This one fact helps explain the growing popularity of cool, super energy efficient LED kitchen lights. For mains powered lighting you simply replace all existing GU10 halogen lamps with equivalent GU10 LED lights. For low voltage systems, you first replace existing 12 volt transformers with a smaller number of constant voltage 12 volt LED drivers (each can power a number of light fittings) then replace MR16 halogens with LED light bulbs.

There are 3 principal qualities to consider when evaluating LED spotlights, namely: luminosity (or brightness); color temperature (how blue and cool or yellow and warm the light seems); and light beam angle. Try to obtain as good a match as possible to the performance of your halogen lamps in these 3 areas.

We have become accustomed to rating brightness by wattage, but the rated wattage for an LED light bulb should be about 10% that of the equivalent normal incandescent or halogen bulb. So expect to replace a 35w halogen lamp with an LED rated 3w or greater, 50w requires a 5w LED and so on.

How cool or warm a light appears is graded according to „color temperature“. LED lights come in a wide range of white color temperatures (not to mention actual „colors“), but historically it was easier to manufacture blue LEDs and hence many cheap LEDs exhibit a cold/bluish tint. However, if you specify warm white (technically a temperature below 3,500 Kelvins) you should get a fair approximation of the white light normally created by halogen lamps.

The narrower the beam angle (45 degrees for example) the tighter and more spot-like any light will appear, while 120 degrees gives an even spread of light and eliminates hot-spots and glare. Arguably the best LED spotlight presently on the market as a direct replacement for halogen spots is the Zenigata LED from Sharp.

One of the key factors to how any artificial light appears is not so much the light itself as the surface it shines on. To warm things up, point spot lighting at warmly colored areas (terracotta tiles, natural wood or simply a warmly painted wall). Alternatively, create dramatic effects by for example directing blue LEDs at fairly dark surfaces – blue LEDs reflected off blue, green, granite and steel can look stunning.

Combine LED lights of varying characteristics with different textures and colours to produce a range of effects suited to individual zones in your kitchen. The are almost boundless possibilities, even before you get to playing with LED strip lighting to accent plinths, worktops, coving and more or less anything else that takes your fancy. As ever though, the best designs often emerge by limiting things to a handful or less of the most appealing ideas – but don’t be surprised how stunning even small amount of LED kitchen lighting looks.

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