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Q:LED ceiling lamp and LED downlight what is the difference
LED is a kind of lamps downlight than ordinary lamp with light, usually used for general lighting or auxiliary lighting.The LED spotlight is a highly focused luminaire with light rays that have a specific target to be specified. Mainly used for special lighting, such as emphasizing a very good taste or very innovative place.
Q:How to judge the quality of LED downlight
A good LED downlight, design not only to see it the radiator, but also its driver, the core part will have to see it with the chip, which is what we call the LED lamp.
Q:LED downlight downlight and how to distinguish?
LED lamp is composed of a group of LED lamp lines, each lamp line required voltage is very low, so it is necessary for certain circuit can directly used in 220V lighting circuit, the original quality of the circuit in the decision LED lamp life, general service life is several times more than ordinary lamp, price is high, energy saving and environmental protection. Is the direction of development, is to use the ordinary lamp bulb, is the most simple incandescent lamp, low voltage lamp with transformer can access 220V power.
Q:The opening 7, 5 cm height of the LED lamp, home decoration into the floor with fear of hydrochlorothiazide
Let the master in the wiring on the lamp to think about the way, I suggest you go online to see, in mind, or else you worry
Q:Now there is no replacement of the LED light source lamp?
Replacement method:1, hold down a pull on the circular edge of the lamp down, there is a two spring clip.2. Remove the line from the lamp and replace the new light.Disconnect power before dismantling to prevent electric shock.
Q:The difference between ordinary LED lamp and LED downlight and integration of advantages and disadvantages
Environmental protection, without mercury (Hg) and other harmful substances to the environment, will not cause damage to the environment. The assembly parts of LED lights can be easily disassembled and disassembled, and can be recycled by other people without recycling by the manufacturer. LED does not contain infrared and ultraviolet light, so it does not attract insects
Q:Excuse me, how many different sizes for LED lamp lumens
See customer needs and in what place, with the output of the LM itself and quality of reflective glass beads, beads arranged, there is a direct relationship between the transparent mask
Q:Common questions about LED downlight spotlights
Currently on the market Jiezhuang LED downlight is 12--24 DC drive, just some built-in drive, directly connected to the 220V power supply, there is need to use power.
Q:What brand of downlight is good? Please explain the reason, thank you!
Quality. After deciding to buy LED lights, you'll have to see what quality LED lights you need. At present, the country has not yet introduced LED lighting quality standards, so the market LED product quality is uneven, some very cheap brand-name goods using the chip quality is very poor, that is 1W, only 0.5W-0.7W, and manufacturers in order to do high brightness, it will increase the output current of power supply, it will cause serious decay. Should choose some brands of their own products, such as "one enterprise", "Hangzhou ray", "silver rain" and other brands.
Q:Why use LED lamp light source patch
Patch LED because of small footprint, the unit area can increase the number of LED series, which has a small power LED lamps power factor has improved benefits.