How to make cables be waterproof in the plastic electronic waterproof junction box?

- Sep 05, 2018-

How to make cables be waterproof in the plastic electronic waterproof junction box?


In the use of plastic electronic waterproof junction box, 

it is inevitable to encounter the problem of cable connection waterproof, 

especially the using environments where waterproof requirements are relatively high, 

the waterproof for cable should be paid special attention to.


This is a common method:

1. In the daily management of the use of complete long cable, attention should be paid to the use of intact long cable without joints in the air humidity roadway, 

as far as possible no or less joints left, to reduce the point of failure.


2. To ensure the sealing performance of the waterproof junction box, 

in fact, it is difficult to ensure the long-term dryness of the waterproof junction box in high humidity environment. 

For example, in underground tunnels with large air humidity,


It is often found that the power supply system can not operate normally because of the slight short circuit in the waterproof junction box and the rust of the junction post. 

Therefore, it is very important to ensure the sealing performance of the plastic electronic waterproof junction box. 

We must select the qualified electronic waterproof junction box and seal ring.