JPS5883793U

JPS5883793U - Lightning arrester

Info

Publication number: JPS5883793U
Application number: JP17955081U
Authority: JP
Inventors: 平野　真志
Original assignee: 株式会社明電舎
Priority date: 1981-12-01
Filing date: 1981-12-01
Publication date: 1983-06-07

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は従来の避雷器の内部要素を示す構成図、第２図
は本考案避雷器の一実施例におけや内部要素を示す構成
図、第３図は本考案に用いる負性抵抗体の電圧−電流特
性を示すグラフ、第４図は本考案避雷器の一実施例によ
る配電用２　、５ＫＡ級の避雷器の電圧−電流特性を示
すグラフ、第５図は本考案避雷器の他の実施例における
内部要素を示す構成図である。１・・・主非直線抵抗素子、２，２ａ・・・付加非直線
抵抗素子、４・・・負性抵抗体。Fig. 1 is a block diagram showing the internal elements of a conventional lightning arrester, Fig. 2 is a block diagram showing the internal elements of an embodiment of the lightning arrester of the present invention, and Fig. 3 shows the voltage of the negative resistor used in the present invention. - A graph showing the current characteristics; FIG. 4 is a graph showing the voltage-current characteristics of a 2,5 KA class lightning arrester for power distribution according to an embodiment of the lightning arrester of the present invention; FIG. 5 is a graph showing the internal structure of another embodiment of the lightning arrester of the present invention. FIG. 3 is a configuration diagram showing elements. 1... Main nonlinear resistance element, 2, 2a... Additional nonlinear resistance element, 4... Negative resistor.

Claims

[Scope of utility model registration request]

Semiconductor elements with good nonlinearity and high dielectric constant, such as a main nonlinear resistance element made of zinc oxide as a main component, an additional nonlinear resistance element also made of zinc oxide as its main ingredient, and a negative bypass element in the high current region. A lightning arrester in which the internal elements of the lightning arrester are constructed by connecting a series of electrical resistors in parallel.