Lightning protection guide by OBO

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Last revision 2020

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

Strana 211 z 288

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Whole streets are supplied via central distribution boxes, containing the controllers and protection com- ponents. The earthing line compensates po- tential differences and minimises arcing the supply cable. Earthing line, uninsulated Supply cable Cable routing TBS Blitzschutz-Leitfaden 2018 / en / 2020/01/10 14:42:40 14:42:40 (LLExport_02613) / 2020/01/10 14:42:54 14:42:54 211 Chapter The internal lightning protection system .5 LED street lighting systems Damage and repair costs In the field street lighting, the replacement the defective components, alongside the hardware costs, also incurs high costs through the use elevating platforms and personnel.4. Upstream surge protection devices reduce the pulses and protect the luminaire. Creation the earthing systems In new installation, the supply cable can protec- ted against destruction from lightning currents the earth optional earthing line above it. The supply voltage fed via buried cables in the connection compartment the mast. According to the current lightning protection standard IEC 62305-3 German supplement (VDE 0185-305-3), this earthing line must located 0. The lu- minaire supplied from the connection compartment.2.5 metres above the supply cable.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 3