15 + Grading Ring Vs Corona Ring Desktop Wallpaper. The role of the corona ring is to distribute the electric field gradient and lower its maximum values below the corona. They are also called as anti-corona rings.
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Corona rings are toroidal shaped metallic rings which are fixed at the end of bushings and insulator strings.

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15 + Grading Ring Vs Corona Ring HD WallpapersIts also a grading ring, which helps electrically grade the. A corona ring, also called an anti-corona ring, is a toroid of conductive material, usually metal, which is attached to a terminal or other irregular hardware piece of high voltage equipment. Past participles are used with all perfect forms of a verb.