Why the LED lamp glows after shutdown

Anonim

At the moment, LED lamps have gained particular popularity among many people. They show a long service life, differ in low power consumption and create high-quality light. However, sooner or later, problems are happening with such lighting devices and our subscribers often ask the question: what to do if the LED lamp glows after shutdown? In this article we decided to disassemble possible causes and tell how to solve the problem yourself.

Why the LED lamp glows after shutdown

LED lamp glows after shutdown

Causes of LED glow in the off state

In fact, there are many reasons for which the LED lamp can burn after shutdown. It may burn dim, flickering or shining at full power. There are several main reasons:

  1. Sub-quality wire insulation or other network malfunction. For example, even after turning off, the wiring can give the minimum voltage to the lighting device, respectively, it will burn.
    Why the LED lamp glows after shutdown
  2. Switch that has a backlight. Now the backlit switches (see photos) are considered quite popular. However, not all people know that the backlight can transmit its voltage on the lamp, this is exactly what will lead to its luminescence. In such a situation, you can change the switch or install a more powerful lamp.
    Why the LED lamp glows after shutdown
  3. In the design of the lamp, there are low-quality emitters. As a rule, such a problem may occur only with cheap Chinese LED lamps. This is due to the fact that they are accustomed to seriously saving during production. You can't fix this problem, you will have to buy a new lighting device.
    Why the LED lamp glows after shutdown
  4. Special feature of the lighting device. Pay attention! In some lamps, there is a possibility of glow after shutdown. Therefore, you should not immediately scare, try to read the instructions. However, the lamps of this type are not so much, accordingly, pay attention to other problems.

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What does the glow of the LED lamp bring after shutdown

As a rule, many people are afraid that the light in the off state may harm. In fact, there is nothing terrible in it, since it does not harm it. The only problem is the service life of the lamp, which is certainly reduced.

Pay attention! There is another common reason - this is an incorrect driver assembly. This problem is now quite complicated. Therefore, to buy Chinese lamps now - this is quite controversial.

There is also a problem with improper connection of light sources. There is quite a lot of information here, but such a problem is extremely rare. To understand its causes and ways to eliminate, we recommend to see the following video.

How to solve the problem

We can highlight several recommendations that will help get rid of the fact that the LED lamp is lit in the off state:

  • Try installing another lamp. As a rule, it always helps. For example, if a Chinese lamp is installed, put high quality in its place. If the problem remains, you will have to look for causes.
  • If you have a socket with an indicator, it is enough to solve the problem simply turn off the wire that feeds the backlight. Make it is not at all difficult, disassemble the switch and cut the wire. If you cannot find the wire, then you have to fully change the switch.
  • If the lamp is on, but no reasons are suitable, then you will have to look for a current leakage in the wiring. Here you have to do a great job, but we have all consider it in detail in the article: what faults are in electrical wiring.

As you might notice, the prick, why the LED lamp is on in the off state now quite a lot. But it is possible to fix them yourself. If you have any questions or problems, write comments, we will gladly respond to everything.

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We also recommend to see here such a video that will help solve the problem.

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