Lightning protection guide by OBO

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Last revision 2020

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

Strana 122 z 288

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g. lightning current peak value Number of conductors Length for ≤ 0. must checked whether the calculated sep- aration distance (s) less than the specified equival- ent separation distance the isCon® conductor.50 m 2 17.50 15.50 12.05 28.Test reports for the isCon® conductor Separation distance Calculation the separating distance according to IEC 62305-3 Section 6.90 air I 200 kA 1 11. Note The values the table apply all type earthers and those type earthers which the earth resist- ance the neighbouring earther electrodes does not differ more than factor the earther resist- ance individual electrodes deviates more than a factor should assumed. earthing system equipotential level) must meas- ured.45 air Length for ≤ 0.05 m 3 and more 12.73 m 3 and more 17.41 34.20 17. the specified separation distance exceeded, then addi- tional conductors must installed. Source: Table 12 IEC 62305-3.25 18.31 25.09 m III+IV 100 kA 1 11.3 the connection point of the isCon® conductor: the length (l) between the con- nection point the isCon® conductor the next level of the lightning protection equipotential bonding (e.52 14.94 22. Basic Pro Pro+ Premium LPD lightning protection class Max.14 m Table 2.57 m II 150 kA 1 7.41 34.00 m 2 11.57 42.09 m 3 and more 25.61 51.36 18.75 22.78 21.75 air Length for ≤ 0.25: Maximum length the isCon® conductors air TBS Blitzschutz-Leitfaden 2018 / en / 2020/01/10 14:42:40 14:42:40 (LLExport_02613) / 2020/01/10 14:42:54 14:42:54 122 Chapter The external lightning protection system .05 28.25 m 2 8