2012年2月21日星期二

Guide to Garden LED Lights

Garden lights are utilized for numerous reasons. They may be employed to light up walkways at night, provide security, or augment the aesthetics of a garden. Outdoor lighting, and specifically garden lighting, needs extraordinarily strong light fittings, and a large amount of planning and conformity to safety rules. Garden LED lights have started featuring more and more in home-improvement catalogs, and in landscaper specs.

A lot of garden lights are tiny, and near to the ground, in order not to obscure the view of plants, flowers and surroundings. This creates Problems, due to waterproofing issues. Irrigation, rainfall and extreme temperature fluctuations, cause condensation on conductors and terminals, which in its turn causes short circuits and bulb disasters.

Plenty of the less expensive garden lights use ordinary bulbs, and rely on 110V or 220V mains supply. This creates a genuine jeopardy in the garden environment, unless the power wires are armor safeguarded and earthed properly, or running inside conduits. This adds to the expense.

Halogen and incandescent lights have a tendency to get very hot, which plays havoc on the rubber seals and waterproofing of the light housings. Failed seals translates to water penetration and light malfunction. Garden LED lights resolve a lot of the problems connected with outdoor lighting. The LED's operate at a much lower temperature, while supplying illumination that rivals or exceeds that of incandescent and fluorescent bulbs.

LED lights use a lot less power, and are supplied by safety transformers. This makes them ecologically friendly, in comparison to other lights that also depend on power from the mains grid. The wiring that comes from the transformers carries low voltage, so there aren't any safety regulations that must be adhered to: they can be buried straight in the ground without passage. Only the supply wires to the transformers need extra protection. LED's last up to 8 times longer than other bulbs, so there is less replacement needed, and they are far harder.

Sturdiness means a lot in the garden environment. It doesn't matter if the LED garden light fitting is knocked over by kids or animals, or subject to buffeting winds and hard-driven rain, the individual LED's are really difficult to start to break. What's more, is the the most likely vulnerable electronics the LED's are attached to within the light fittings, is mostly sealed in resin, making water penetration impossible. The sole exposed point, is where the terminals are found, or where the sealed twine terminates. Even these connections can be waterproofed with third party resin joining kits.

So far as aesthetics goes, garden LED lights are hard to beat. LED's can be gotten in a variety of different colors, and different colour LED's can be incorporated into the same cluster for a light fitting. Add in RC through a smart transformer, and you can have easy-to-program lighting array in your garden. Different colours, color changing sequences and modes can be cycled through, which may augment the visual elegance of any garden.

By employing easy modular control components, for example light sensors, you can run your garden LED lights mechanically, without using a timer. The low energy usage means you won't get a unpleasant surprise on your power bill either.

Brian Zeng is sales executive of one led lighting manufacturer ,he writes many articles about LED lighting.


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