Por que a umidade em barras de luz LED e / ou luzes LED de trabalho

2018-07-04
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Por que a umidade na barra de luz LED?

Como um atacadista, você está tendo muitas barras de luz LED retornadas de seus clientes com umidade dentro?

Maravilha Por que umidade em barras de luz LED ?

Maravilha how to select a good Barra clara do diodo emissor de luz before you send to your customers to destroy your fame ?

Em primeiro lugar, vamos ver quais razões causam umidade.

1, se um Barra clara do diodo emissor de luz is sealed well but in the production the high humidity air is not dried totally.If the Barra clara do diodo emissor de luz has been working for more than one hour and it suddenly rains, the vapor turns into liquid because of cold snap.

This happens mostly with the Barra clara do diodo emissor de luzs which were produced in wet weather ( October in Guangzhou China )

2, se um Barra clara do diodo emissor de luz is not sealed well, the temperature inside gets down when you turn it off after one hour working. The vapor gets inside with air because of negative pressure.Then next time the vapor inside an Barra clara do diodo emissor de luz turns into moisture like the situation 1.

3, se um Barra clara do diodo emissor de luz is sealed badly, like poor quality waterproof rubber pad on both ends,Wrong size screws,wrong size PC lens which leaves gap one Barra clara do diodo emissor de luz.You can image how easy it is for the water to get inside from the gap.

This situation you see there a lot of water or condensation inside the Barra clara do diodo emissor de luz instead of moisture.

4, se um Barra clara do diodo emissor de luz uses a fake breather valve or, some manufacturers even use a reticulation sticker ,( Always black color matching the Barra clara do diodo emissor de luz body colour ) to cover the hole which was supposed for a breather valve. This situation also gives a gap for the water entering like situation 3.

A propósito, San jovens luzes is not opposing to use breather valve. Actually a good breather valve does extend the lifetime because it balances the pressure outside and inside the Barra clara do diodo emissor de luz.

Mas alguns fabricantes usam apenas um barato ou até mesmo usam um adesivo de reticulação para fingir uma válvula de respiro. Esta situação acontece até com uma marca muito famosa dos EUA que importa da China.

So, the reasons for moisture in Barra clara do diodo emissor de luz are: incorrectly sealing, wet air in production.

Agora você pode perguntar, eu já sei as razões para moisture in Barra clara do diodo emissor de luz, but how to know my Barra clara do diodo emissor de luz from supplier have this problem before I send to my customers ?Below are the ways.

1, To judge if the Barra clara do diodo emissor de luz is selado badlly.

Put your Barra clara do diodo emissor de luz into a bucket with 1 meter deep water. Few seconds later if there is still bubble coming out it proves the Barra clara do diodo emissor de luz is selado badlly.

2, para julgar se o ar no interior tem uma alta umidade.

Connect it with power (DC 12V or 24V ), Leaving it working for around one hour. Put the Barra clara do diodo emissor de luz into water like the way 1 above. The vapor will becomes moisture to be seen visually.

In the last, San Young's suggestion to wholesalers is to find a reliable manufacturer with good quality Barra clara do diodo emissor de luzs because every penny counts.