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Different use of the environment to use different electrical connector

author:kingsignal time:2017/07/27

Environmental conditions are often an important indicator of the quality of an object, because the same object in different environments in the technical performance will change. The electrical connector is often used in a variety of different environments, in order to ensure the stability of performance, to meet the needs of the application in various complex environments, its environmental performance is very important.

 

Temperature, humidity, acid and alkali, vibration and shock, liquid impregnation, etc. will have a great impact on the performance and service life of the electrical connector.

 

Temperature is the physical level of the degree of hot and cold objects, different seasons, different regions of the ambient temperature is different, it can change the physical state of the object, the electrical connector performance will have a great impact. In order to ensure the high performance of the connector, it requires its internal metal components to maintain a certain temperature within the physical state does not change, so it requires that it withstand the temperature range is -60 degrees -200 degrees. After connecting the two components, the current will flow through the heat, the temperature will rise, which is the operating temperature, under normal circumstances, the operating temperature and ambient temperature added in the 200 degree range, is affordable temperature range.

 

Humidity is the physical quantity that indicates the degree of atmospheric drying. Water will be corrosive to the metal components, but also has a certain conductivity, can reduce the insulation, and at a certain temperature in a certain volume of air, the higher the humidity that the more water in the air, which will affect the performance of the connector , So the connector material requirements must be selected to minimize the impact of water and specify the temperature of about 40 degrees, 90% -95% relative humidity in the connector must be at least 96 hours of normal work.

 

Salt spray refers to the atmosphere by the small droplets of salt formed by the dispersion system, when the temperature at 35 ℃, salt concentration of 3%, the object will produce great corrosion, especially the metal material components, which will Affect the electrical properties of the electrical connector. In order to avoid its electrical performance in the salt spray environment, it is required to work continuously for at least 48 hours in a salt spray environment for the specific sodium chloride solution.

 

Vibration and shock often affect the electrical contact reliability and ruggedness of the connector, usually in the production process will be based on the relevant parameters to simulate the impact of the environment to test its performance, improve electrical performance.

 

Liquid immersion is to immerse the object in the liquid, the surrounding water is relatively large, the role of time is relatively short, but this method is the best test of the object is the most commonly used method.

 

To ensure the reliability of the electrical connector performance and to maintain the continuity of the connected components, usually depending on the application of different objects, the application of different environments choose the appropriate shape and structure applied to the appropriate electronic equipment, but must meet the different environmental conditions Of the electrical performance requirements

 

The above is a brief introduction to the use of electrical connector method, to learn more about the contents of the electrical connector, please pay attention to kingsignal official website.

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