GB 50343-2012 Translated English of Chinese Standard. GB50343-2012: Technical Code for Protection of Building Electronic Information System against Lightning [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]This code is formulated with a view to preventing and reducing the damage caused by lightning on building electronic information system and protecting the safety of life and property. |
Contents
General Provisions | 8 |
Lightning Protection Design | 16 |
Lightning Protection Construction | 31 |
Maintenance and Management | 37 |
Common terms and phrases
adopted annual thunderstorm days antenna feeder average annual thunderstorm building electronic information buildings struck calculated according caused by lightning components RX copper-cored damage type determined according determined in accordance distribution box downlead earthing conductor earthing device earthing electrode earthing terminal board electromagnetic fields electronic information system equipment room equipotential bonding bar equipotential bonding network equipotential earthing terminal factor following formula following requirements GB/T impulse withstand voltage information system equipment insertion loss interception area internal system failure lightning protection device lightning protection level lightning protection measures lightning protection zone lightning stroke loss rate loss type LPZ0B LPZ1 machine room magnetic strength meet the following meet the requirements metal national standard Protection overvoltage physical damage rated impulse withstand risk assessment risk component shield layer shielded cable Sichuan signal SPD SPD protection specified in Table standing wave ratio struck by lightning surge protective system against lightning times/a welding