To provide a lighting conductor device avoiding damage caused by electric shock exceeding the quality of design of an insulating cable constituting the lighting conductor device, safely surely treating excessively high current, and having simple structure, a low price, and high reliability.
The lighting conductor device is equipped with a lighting conductor 4, an insulator 3 insulating and supporting the lighting conductor, a base support 2 supporting the insulator 3, and an insulating cable C in which one end is connected to the lighting conductor and the other end is connected to a ground plate 5 buried in the ground, and arcing horn members 8, 8' having discharger gaps 81, 81' discharging at designed impulse with stand voltage or less of the insulating cable are installed between the lighting conductor and the base support.
TAKABE JUNICHI
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