IEC 62793:2020 ED2

Thunderstorm warning systems - Protection against lightning

Publication date: 21 sht 2020

General information

Current stage: 60.60 Effective date: 21 sht 2020

Originator: IEC

Owner: TC 81

Type: International Standard

ICS: 29.020 91.120.40

Gjuha: anglisht frëngjisht spanjisht

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Statusi: Publikuar

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Scope

IEC 62793:2020 describes the characteristics of thunderstorm warning systems (TWSs) in order to implement lightning hazard preventive measures.
Single sensors and/or a network of sensors (e.g. lightning location system) can be used as a TWS.
This second edition cancels and replaces the first edition, published in 2016. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
- portable devices are no longer covered by this standard;
- in Clause 5, classes of TWS have been deleted;
- in Clause 6, updated figures and more detailed text are provided to better illustrate the alarm timeline;
- in Clause 9, the text has been summarized and refers now to the application guide given in Annex F;
- annexes have been reorganized;
- Annex E is normative.