The advantages of LED (Light Emitting Diode) over
traditional lamps are beyond doubt. Even more so considering that from next
January, will sell the remaining stock of popular light bulbs screw of 60 watts
and already nor will they manufacture more. The message that, despite being
more expensive, LEDs use 80% less energy than traditional bulbs-in three years
and amortizes the LED will still is 20 years of Life-has deepened.
However, under this generic term several factors that you
should pay attention when buying this type of bulb, which will not only hide
from the quality of the diode itself , but also Email , the connection between
the LED and the rest electronic components, the heat sink , or their own base, among
others.
In addition, from the consumer side, there is still much
ignorance of this technology because, for example, is not the same brand of
diode lamp. In this regard and as a rule, it is preferable to manufacture the
diode is Korean, Japanese or American, trying to avoid the Taiwanese or
Chinese. Moreover, we should always look at the type of LED that we are
acquiring, as if they are the type SMD 0.5 is advisable to look for an
alternative, as these are the oldest on the contrary, the most optimal are SMD
3528, 3060 and 5060 or COB type LED.
Another question we must always ask ourselves when choosing
these lamps is how much light we need and what color. In the first question, a
test is indicative compare reading the newspaper with different lamp types
until you find the one that best suits our needs.
Regarding the light blue colors are not the most ideal, as
some manufacturers use them to compensate for efficiency. The color temperature
should move between 2700 and 3200 K to ensure a warm light with a minimum yield
of 80 (this is required to be at least in the EU).
Along the same lines, optical aperture is another factor to
which do not always pays attention and definitely marks the lighting of our
home. The openings provide better lighting is those that move in the fork 30
and 40 degrees, as if they are between 20 and 25 degrees, the LED will only
light in the shaft.
Finally, and although they may seem more technical aspects,
the choice of the heat sink is important. The recommended material is aluminum
with fins and solid. Why is this so important a point? Because largely
determines the life of the lamp, thus directly affects the temperature at which
it operates, it must never exceed 40 degrees Celsius. Therefore, it is always
better to discard materials like plastic or calamine.
Finally, you should pay attention to the foci marked with
the Energy Star label, the government program that supports businesses, helping
them to protect the environment by using energy efficiently.
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