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Influence factors of insulation resistance test of RJ45 connector
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Influence factors of insulation resistance test of RJ45 connector

Release date:2015-11-03 Source:http://www.toreyco.com Click:

Influence factors of RJ45 connector:

Is mainly affected by the duration of the insulation material, temperature, humidity, fouling, test voltage and continuously applied test voltage and other factors.

(1) RJ45 connector insulation material

What kind of insulation material is used in the design of electrical RJ45 connector is very important, which often affects the stability of the insulation resistance of the subsequent products. If a factory originally used glass fiber reinforced nylon plastic and aldehydes and other materials of insulator, these materials containing polar groups, hygroscopicity, at room temperature, the insulation performance can meet the requirements of products, and in the high temperature and humidity insulation under substandard performance. After the use of special engineering plastics PES (polystyrene ether ketone) material, products by 200 degrees 1000h and 240h wet test, the insulation resistance change is small, still in 105M above, no abnormal changes.

(2) RJ45 connector temperature

High temperature can damage the insulation material, cause the insulation resistance and the breakdown performance to reduce, to the metal shell, high temperature can cause the contact member to lose the elasticity, the accelerated oxidation and the occurrence of coating deterioration. Such as the GJB598 production of the resistance to the rapid separation of electrical connector series 2 products, the insulation resistance of the provisions of the 25 is not less than 5000M, while the high temperature of 200, then decreased to no less than 500 M.

(3) RJ45 connector humidity

The absorption and diffusion of water vapor on the surface of the insulator is easy to reduce the insulation resistance to M. Long term in high temperature environment will cause the physical deformation of the insulator, decomposition, escape from the birth of the material, resulting in respiratory effect and electrolytic corrosion and crack.

Dongguan Electronic Science and Technology Co., Ltd. was founded in 06 years, is a new product development, production, sales and marketing in one of the professional connector manufacturers. Company main products are: RJ45 connector, RJ45+Transformer network communication, network transformer module and other magnetic components as the main body, the majority of products through the UL certification. And in Dongguan, Shaanxi, Guangxi each set up a factory, the company's existing plant area of 6000 square meters, more than 500 employees, of which more than 20 technical personnel, as well as advanced production equipment and quality testing instruments dozens, in which the company relies on its strong R & D and production strength, strict quality management system, high-quality team, meticulous style, and according to your actual needs to design and manufacture high quality products and provide excellent service.