Wednesday, April 23, 2014

How to overcome electrical issues with polymeric insulators?

Do you know how polymeric insulators are beneficial for electric issues? Are you interested to know about the essential part of polymeric insulators in electrical system? Polymeric insulator plays a key role in the electric power methods such as transmission line, distribution and sub-stations. According to experts, practical knowledge and in-depth study on this important topic is essential for the professionals of electrical field. In some early time, insulators were created with the help of glass and ceramic materials. But in 1963, polymeric insulators were made and its benefits and betterment in design and manufacturing in the current era have made them more useful and helpful to utilities.

This type of insulator has dozens of benefits over the glass and ceramic insulators like great and speed work in contaminated environment, maintenance free, easy handling, light weight, and considerably cheap in price. Due to these positive features it is mounting popularity all across the country and replacing the typical glass & ceramic insulators.

Before taking polymeric insulator you should check its testing, designing, types and selection of high voltage insulators. It compromises a fiberglass core rod, which is completely covered by weather polymer skirts sheds such as rubber, silicone, EPDM (ethylene propylene diene monomer), polytetrafluoroethylene and equipped with metal end fittings. It is also known as composite insulators that made of minimum 2 insulating parts – a housing and core equipped with end fittings. Some Important Insulator Types and Following Are The Generally Used Insulator Types: Suspension/Dead-End Insulator – The dead-end insulator vertically helps the line conductor. On the other side, suspension insulator horizontally assists the line conductor. These both are subjected to torsional and tensile loads. Guy Strain Insulator – This type of insulator isolates or insulates the guy wire for higher insulation level, corrosion protection, normal operation or clearances for maintenance, or safety to the public. It is subjected to tortional and tensile loads. Station Post/Line Post Insulator – The Station Post/Line Post Insulator vertically or horizontally helps the line conductor. It is subjected to compressive, cantilever, tensile and loads. Some Insulator Components: Core - It is the inner insulating portion of a composite insulator. The core is fitted to carry the mechanical load. It includes glass fibers positioned in a resin matrix in order to attain maximal tensile strength. End Fitting - It transmits the mechanical loading to the core. End fitting are commonly made of metal. Weather sheds - They are important parts of insulating, projecting from the sheath or housing, fitted to improve the leakage distance so as to give an interrupted route for water drainage. Now, it is clear that polymeric insulators are actually important to sort out electrical problems, but you should use superior quality product. Yamuna Power is the place where you can purchase best quality and various types of polymeric insulators at very lowest price. It is the reputed organization, which has variety of insulator and they supply their products all around the world.


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