JPH0311309U

JPH0311309U -

Info

Publication number: JPH0311309U
Application number: JP7170189U
Authority: JP
Priority date: 1989-06-21
Filing date: 1989-06-21
Publication date: 1991-02-04

Description

[Brief explanation of drawings]

第１図は本考案の一実施例を示すガス絶縁開閉
装置の平面図、第２図は第１図に示すガス絶縁開
閉装置の正面図、第３図は一般的な１1/2遮断器
方式のガス絶縁開閉装置の単線結線図、第４図は
従来のガス絶縁開閉装置を示す平面図である。２１，２２，２３…遮断器、２４…母線側ブツ
シング、２５，２６…線路側ブツシング、２７…
母線側ブツシング、２８…母線側ブツシングケー
ス、２９，３０…線路側ブツシングケース、３１
…母線側ブツシングケース、３２…断路器、３３
…変流器、３４…断路器、３５…変流器、３６…
断路器、３７…変流器、３８…避雷器用断路器、
３９…避雷器、４０…断路器、４１…変流器、４
２…断路器、４３…変流器、４４…避雷器用断路
器、４５…避雷器、４６…断路器、４７…変流器
、４８…内部部品。 Fig. 1 is a plan view of a gas insulated switchgear showing an embodiment of the present invention, Fig. 2 is a front view of the gas insulated switchgear shown in Fig. 1, and Fig. 3 is a general 11/2 circuit breaker system. FIG. 4 is a plan view showing a conventional gas insulated switchgear. 21, 22, 23... Breaker, 24... Bus bar side bushing, 25, 26... Track side bushing, 27...
Busbar side bushing, 28...Busbar side bushing case, 29, 30...Railway side bushing case, 31
...Bus bar side bushing case, 32...Disconnector, 33
...Current transformer, 34...Disconnector, 35...Current transformer, 36...
Disconnector, 37... Current transformer, 38... Disconnector for lightning arrester,
39... Lightning arrester, 40... Disconnector, 41... Current transformer, 4
2... Disconnector, 43... Current transformer, 44... Disconnector for lightning arrester, 45... Lightning arrester, 46... Disconnector, 47... Current transformer, 48... Internal parts.

Claims

[Scope of utility model registration request]

First, second, and third circuit breakers spaced apart horizontally and in a straight line, and a first bus bar side bushing and a second first and second track-side bushings and second bus-side bushings, first bus-side bushing cases, first and second track-side bushing cases, and second bus-bar connected to each of the bushings, respectively; a side bushing case, a first disconnector and a first current transformer that connect the first busbar side bushing case and the first circuit breaker, and the first line side bushing case. a second disconnector and a second current transformer that connect the first circuit breakers; a third disconnector that connects the first line-side bushing case and the second circuit breaker; a third current transformer;
a fourth disconnector and a fourth current transformer connecting the first bus-side bushing case and the third circuit breaker; and the second line-side bushing case and the third circuit breaker. a fifth disconnector connecting between
a current transformer, a sixth disconnector and a sixth current transformer connecting between the second line-side bushing case and the second circuit breaker, and a sixth current transformer in the first line-side bushing case. a first lightning arrester disconnector connected to the first lightning arrester disconnector; a first lightning arrester connected to the first lightning arrester disconnector; a second lightning arrester disconnector connected to the second track side bushing case; a second lightning arrester connected to a second lightning arrester disconnector;
and second bus line side bushings, first and second line side bushings, first and second bus line side bushing cases, first and second line side bushing cases, and first, second, and third line side bushings. , fourth, fifth and sixth disconnectors are arranged in a straight line, and the first, second, third, fourth, fifth and sixth current transformers, first and second
A gas insulated switchgear comprising a lightning arrester disconnector and first and second lightning arresters arranged in a straight line.