Lightning protection guide by OBO

| Kategorie: Katalog  |

Last revision 2020

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

Strana 149 z 288

Jak získat tento dokument?






Poznámky redaktora
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 Installing foundation earth electrode 2. • "Totality the electrical connections and equip- ment used earth network, system re- source." The tasks earthing system are: • Arresting the lightning current into the earth • Equipotential bonding between the down-conduct- ors • Equipotential bonding near conductive walls the building structure Consequences improperly created earthing system: • Dangerous surge voltages the equipotential bonding • even potential course the earthing system • Destruction the foundation through insufficient ar- resting area the energy-rich lightning current • Destruction the foundation through improperly made connections (no terminal connection) • Electrical decoupling high amounts lightning energy TBS Blitzschutz-Leitfaden 2018 / en / 2020/01/10 14:42:40 14:42:40 (LLExport_02613) / 2020/01/10 14:42:54 14:42:54 149 Chapter The external lightning protection system . What mean "earthing system"? We can find the required definitions IEC 60050-826 – Low-voltage electrical installations: Terms.4 Earthing systems The standards specify that each system must include an earthing system." Also: • "Conductive element, embedded the earth in another specific conductive medium electrical contact with the earth