Sunday, 19 May 2013

WHAT IS A LIGHTNING ARRESTER??







A lighting arrester is a piece of equipment that is designed to protect electrical systems and components from damages that can be caused by surges of electricity. Such surges can be the result of lightning or electrical switching and can be very dangerous, especially for electronics like computers. Utilities fit their power lines with lightning arresters, as well as other safety measures and these devices can also be mounted on individual electrical boxes.
When a surge of electricity hits an electrical system, it attempts to equalize and dissipate itself, taking the most efficient routes. A lightning arrester provides a path of least resistance for doing this, routing the excess electricity away from the system and into the ground where it can dissipate without doing any harm. The lighting resistor includes components attached to the electrical system with leads that reach the ground.
Soft, clay soils tend to be ideal for grounding, although other soil types can be used in a pinch. The resistance of the soil should be measured before a lightning arrester is installed to find an area with resistance that is as low as possible. This will allow the electricity to quickly flow out through the lightning arrester before it has a chance to enter the system and damage either the system or its components.
                                              SOURCE- WWW.WISEGEEK.COM

2 comments:

  1. Thank you for providing such important information on lightning arrester. Lightning arrester is basically
    a piece of equipment that is designed to protect electrical systems and components from damages that can be caused by surges of electricity and Axis-India is also providing lightning arrester system, you can ask for quote on his site.

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  2. Thank you for sharing such a informative article about lighting arrester, Lighting arrester is the protective device for surge voltage and lighting. Now-a-days its gaining much importance for commercial as well as domestic purposes.
    For checking more information and types of arrester you can check out or visit Axis Electricals

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