LIGHTNING PROTECTION WIRING SYSTEM FOR BUILDING

摘要

PROBLEM TO BE SOLVED: To provide a lightning protection wiring system for a building that facilitates grounding, has a grounding area as large as possible, and can easily obtain a low grounding resistance value in the lightning protection wiring system for protecting household electrical appliances from a lightning surge voltage entering through a power line pulled in the inside of the building, a telephone line, an antenna line, or the like.;SOLUTION: In the lightning protection wiring system for the building, wiring is performed inside the building via a lightning arrester in which the power line, the telephone line, the antenna line, or the lightning protection circuit of a CATV line is incorporated into a common casing, the grounding line of the lightning arrester and that from electric equipment are connected to a common grounding terminal, the grounding line from the common grounding terminal is connected to the reinforcement bar of reinforced concrete foundations.;COPYRIGHT: (C)2007,JPO&INPIT