Lightning protection guide by OBO

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Last revision 2020

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

Strana 43 z 288

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4).4: LPL vs. Ger- many, the standard DIN 62305-2 includes three national supplements containing additional information on risk management for example, Supplement 2 (Calculation aids for estimating the risk damage for structures), which offers assistance with the often complicated process assessing the risk damage. necessary protective angle and spacings grids and arresters) more involved for lightning protection class systems than for lightning protection class systems. LPS 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 43 Chapter General introduction . This corresponds the re- quired lightning protection class (Table 1. The local risk determined multiplying the fre- quency lightning strikes with the likelihood dam- age and factor cover the likely loss/extent of damage. Alternatively, the lightning protection class can de- termined the basis statistical data, e. Effi- ciency lightning protection class the highest at 98%, and lightning protection class the lowest at 79%. claim statistics from property insurance companies.g. The building’s required risk level determined the basis the risk lightning strike and the damage that can expected. Risk level (LPL lightning protection level) Lightning protection class (LPS class lightning protection system) I I II II III III IV IV % of lightning strikes Lightning amplitude [kA] positive and negative lightning Lightning current parameters according the risk level (LPL) accordance with DIN VDE 0185-305-1 Table 1.7 Lightning protection risk analysis and categorisation lightning pro- tection class The risk lightning strikes can determined car- rying out risk analysis according IEC 62305-2. The cost and time involved erecting lightning pro- tection system (e.g.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 1