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Lightning Protection

Lightning Protection. Facts about Lightning. A strike can average 100 million volts of electricity Current of up to 100,000 amperes Can generate 54,000 o F Lightning strikes somewhere on the Earth every second Kills 100 US residents per year. Lightning Doesn’t Go Straight Down.

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Lightning Protection

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  1. Lightning Protection www.assignmentpoint.com

  2. Facts about Lightning • A strike can average 100 million volts of electricity • Current of up to 100,000 amperes • Can generate 54,000 oF • Lightning strikes somewhere on the Earth every second • Kills 100 US residents per year www.assignmentpoint.com

  3. Lightning Doesn’t Go Straight Down www.assignmentpoint.com

  4. What Does This Mean? • Lightning can strike ground up to ten miles from a storm (Lightning out of the blue) • There is an average of 2-3 miles between strikes • So how can we tell how far away lightning has struck? www.assignmentpoint.com

  5. Use The Five Second Rule • Light travels at about 186,291 miles/second • Sound travels at only 1,088 feet/second • You will see the flash of lightning almost immediately • 5280/1088= 4.9 • About 5 seconds for sound to travel 1 mile www.assignmentpoint.com

  6. Stepped Leader www.assignmentpoint.com

  7. Streamers www.assignmentpoint.com

  8. Four Main Features of Lightning Protection • 1) Air terminal • 2) Conductors • 3) Ground termination • 4) Surge protection www.assignmentpoint.com

  9. Air Terminal and Conductors www.assignmentpoint.com

  10. Grounding Rod www.assignmentpoint.com

  11. www.assignmentpoint.com

  12. Surge Protection Is A Must www.assignmentpoint.com

  13. www.assignmentpoint.com

  14. Effects Of Lightning www.assignmentpoint.com

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