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FAQ
- The LED lamp aging is what mean
- So-called aging test, it is to evaluate the stability of the overall performance of lamps and lanterns, including electrical, optical, thermal test, general inspection need to define the time period, usually aged 8 hours, if it is a need to develop new products detection time, such as 300 hours. 500 hours. 1000 hours. 3000 hours. 6000 hours respectively according to different test, determine the stability of product performance according to the results of the test. In accordance with the relevant standards to determine whether the product design conforms to the standard.
- How much is the LED lamp transformer
- Conventional leds controller output is constant current, the voltage is a very large range (e.g., 12 ~ 48)
- One of the ten famous brands in LED lamp have? How to differentiate between light and guide lights
- Guide to shoot the light leishi and sidon, WAC lighting, mitsuo aurora, tai teng lighting, lighting on the SAT, kei, lighting, lighting products, TCL lighting can also be done.
- Clothing store 20 square meters need several track shoot the light, Ann is LED
- Shoot the lamp to work when a high temperature, be sure to buy the high quality product, especially point hanging type and embedded products choose smaller power the cooling performance is good, otherwise there will be a security risk.
- The led lamp is necessary to use good
- As long as it is household, leds don't choose high colour temperature.
- The PAR value of lamps and lanterns is what mean?
- PAR photosynthetic active radiation abbreviations: photosynthetically active radiationPAR photosynthetic available radiation, green plants for photosynthesis process, absorption of solar radiation in the chlorophyll in excited state that part of the energy spectrum. About 400 ~ 700 nm wavelength, represented by symbols Qp, units of w/m 2. Photosynthetic active radiation is plant life activities, organic material synthesis and yield formation of energy sources.
- The difference between the LED downlight and LED lamp have?
- LED tube light is a light shot inside the embedded in the ceiling lighting lamps and lanterns. Belong to the directional lighting lamps and lanterns, can only by the light of the opposite, its advantage lies in the more concentrated than general lighting lamps and lanterns of lamps and lanterns, usually used for general lighting or assist illume. With the continuous development of LED technology, the service life of the LED tube light now generally can reach more than 50000 small. LED lamp is embedded in the ceiling or wall, general lighting products is a kind of highly concentrated, usually it's light to the specified target position. Through light is used to emphasize important points. When working, due to the LED lamp produces high temperature, so the LED lamp when the choose and buy must choose the high quality product, otherwise it will produce safe hidden trouble. Now LED lamp is mainly used for all kinds of commercial space lighting and architectural decoration lighting, etc. At the same time to shoot the light is divided into low pressure and high pressure, proposal consumer had better choose low voltage lamp, due to low pressure lamp life relatively longer, the higher light efficiency. Shoot the light of the general lighting power factor to decide, good lamp power factor can reach 0.99, but the price is much expensive.
- The sitting room condole top LED lamp wattage is commonly? How many watts of the LED lamp have?
- Are generally 1 to 3 w to see your space, to shoot the light 3 w, depends on your ceiling is a few meters
