Lightning protection guide by OBO

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Last revision 2020

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

Strana 160 z 288

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5 The connection made using coup- ling consisting hole and stud. This conducive good electrical contact. TBS Blitzschutz-Leitfaden 2018 / en / 2020/01/10 14:42:40 14:42:40 (LLExport_02613) / 2020/01/10 14:42:54 14:42:54 160 Chapter The external lightning protection system . When earth rod driven in, this compacts the ground around it.4.1 Earth rods Earth rods are differentiated according the type of connection the individual earth rods, the external diameter and the material. The possible penetration depth the earth rods depends various geological factors. You can find more information the selection and accessories the current installation manual for earth rods from OBO. As earth rods enter soil strata of constant moisture and temperat- ure, this produces constant resist- ance values.4. This has the ad- vantage that the coupling closes automatically the time installation and creates secure connection from both mechanical and electrical point of view.Type: OMEX Type: BP Type: Standard Type: LightEarth Earth rod versions 2. Earth rods consist combinable individual rods of length 1. Striking tools are generally used for driving the earth rods