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Surge protection of low voltage systems and relevant standards

This paper discusses the components and techniques of protecting low voltage systems from lightning generated electrical transients and the adequacy of International Standards in addressing the transient protection issues. Our analysis question the suitability of 8/20 μs test current impulse in repr...

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Main Authors: Gomes, Chandima, Cooray, Vernon
Format: Conference or Workshop Item
Language:English
Published: IEEE 2010
Online Access:http://psasir.upm.edu.my/id/eprint/45626/1/Surge%20protection%20of%20low%20voltage%20systems%20and%20relevant%20standards.pdf
http://psasir.upm.edu.my/id/eprint/45626/
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spelling my.upm.eprints.456262020-08-07T02:27:30Z http://psasir.upm.edu.my/id/eprint/45626/ Surge protection of low voltage systems and relevant standards Gomes, Chandima Cooray, Vernon This paper discusses the components and techniques of protecting low voltage systems from lightning generated electrical transients and the adequacy of International Standards in addressing the transient protection issues. Our analysis question the suitability of 8/20 μs test current impulse in representing characteristics such as the time derivative or the energy content of lightning currents. The 10/350 μs test current impulse better represents the integrated effect of the energy content of impulse component and long continuing current. A new waveform is required to be specified for testing the ability of protective devices to respond to the fast leading edges of subsequent strokes that may come 100s of millisecond after the preceding stroke. The test voltage waveform 1.2 / 50 μs should also be modified to test the response of protective devices for fast leading edges of induced voltage transients. A surge protective device that is tested for lightning transients may not be able to provide defense against other transients. IEEE 2010 Conference or Workshop Item PeerReviewed text en http://psasir.upm.edu.my/id/eprint/45626/1/Surge%20protection%20of%20low%20voltage%20systems%20and%20relevant%20standards.pdf Gomes, Chandima and Cooray, Vernon (2010) Surge protection of low voltage systems and relevant standards. In: 30th International Conference on Lightning Protection (ICLP 2010), 13-17 Sept. 2010, Cagliari, Italy. (pp. 1-8). 10.1109/ICLP.2010.7845819
institution Universiti Putra Malaysia
building UPM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Putra Malaysia
content_source UPM Institutional Repository
url_provider http://psasir.upm.edu.my/
language English
description This paper discusses the components and techniques of protecting low voltage systems from lightning generated electrical transients and the adequacy of International Standards in addressing the transient protection issues. Our analysis question the suitability of 8/20 μs test current impulse in representing characteristics such as the time derivative or the energy content of lightning currents. The 10/350 μs test current impulse better represents the integrated effect of the energy content of impulse component and long continuing current. A new waveform is required to be specified for testing the ability of protective devices to respond to the fast leading edges of subsequent strokes that may come 100s of millisecond after the preceding stroke. The test voltage waveform 1.2 / 50 μs should also be modified to test the response of protective devices for fast leading edges of induced voltage transients. A surge protective device that is tested for lightning transients may not be able to provide defense against other transients.
format Conference or Workshop Item
author Gomes, Chandima
Cooray, Vernon
spellingShingle Gomes, Chandima
Cooray, Vernon
Surge protection of low voltage systems and relevant standards
author_facet Gomes, Chandima
Cooray, Vernon
author_sort Gomes, Chandima
title Surge protection of low voltage systems and relevant standards
title_short Surge protection of low voltage systems and relevant standards
title_full Surge protection of low voltage systems and relevant standards
title_fullStr Surge protection of low voltage systems and relevant standards
title_full_unstemmed Surge protection of low voltage systems and relevant standards
title_sort surge protection of low voltage systems and relevant standards
publisher IEEE
publishDate 2010
url http://psasir.upm.edu.my/id/eprint/45626/1/Surge%20protection%20of%20low%20voltage%20systems%20and%20relevant%20standards.pdf
http://psasir.upm.edu.my/id/eprint/45626/
_version_ 1675328735830605824
score 13.211869

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