Lightning protection guide by OBO

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Last revision 2020

Vydal: OBO BETTERMANN s. r. o. Autor: OBO BETTERMANN

Strana 274 z 288

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Lightning protection class Visual inspection (year) Comprehensive visual inspection (year) Comprehensive visual inspection in critical situations (year) I and 1 III and 1 Table 4. This corres- ponds test class H. BET lightning current generator Components for lightning protection systems are tested for functionality according IEC 62561-1 – Requirements for connection components. Components for lightning protec- tion systems are tested according to IEC 62561-1. The lightning protection components for air-termination systems are tested with Iimp 100 (10/350). After a conditioning phase lasting days, the components are impacted with three lightning strikes. This corresponds test class N.1: Critical situations include structures containing sensitive systems, office and commercial buildings or places which large number people meet. Components for conductors along which the lightning current can spread (at least two arrestors) and con- nections the earthing system are tested with Iimp 50 (10/350). TBS Blitzschutz-Leitfaden 2018 / en / 2020/01/10 14:42:40 14:42:40 (LLExport_02613) / 2020/01/10 14:42:54 14:42:54 274 Chapter Testing, maintenance and documentation