JPS5995714U

JPS5995714U - gas insulated switchgear

Info

Publication number: JPS5995714U
Application number: JP19202982U
Authority: JP
Inventors: 吉田　頼弘
Original assignee: 三菱電機株式会社
Priority date: 1982-12-16
Filing date: 1982-12-16
Publication date: 1984-06-29

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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来のガス監視装置を備えたガス絶縁開閉装置
の構成を示す接続図、第２図はこの考案の一実施例にお
けるガス監視装置を備え−たガス絶縁開閉装置の構成を
示す接続図、第３図はこの考案の他の実施例におけるガ
ス監視装置を備えたガス絶縁開閉装置の構成をその要部
について示す接続図である。図において、１は密閉容器、２は絶縁ガス、４゜５は分
室、６．　７．　８はそれぞれ開閉機器としての断路器
・接地開閉器・しゃ断器、１０は貫通端子としてのブッ
シング、２５．２８はガスバルブとしてのガス連通バル
ブ、２７，３０．３１はガス配管、３２は連通部、３３
はガス監視装置であ゛る。なお、図中同一符号は同−又
は相当部分を示す。Figure 1 is a connection diagram showing the configuration of a gas insulated switchgear equipped with a conventional gas monitoring device, and Figure 2 is a connection diagram showing the configuration of a gas insulated switchgear equipped with a gas monitoring device according to an embodiment of this invention. 3 are connection diagrams showing the main parts of the configuration of a gas insulated switchgear equipped with a gas monitoring device according to another embodiment of this invention. In the figure, 1 is a closed container, 2 is an insulating gas, 4.5 is a separate room, and 6. 7. 8 is a disconnector, a grounding switch, and a breaker as switching devices, 10 is a bushing as a through terminal, 25.28 is a gas communication valve as a gas valve, 27, 30.31 is a gas pipe, 32 is a communication part, 33
is a gas monitoring device. Note that the same reference numerals in the figures indicate the same or equivalent parts.

Claims

[Scope of utility model registration request]

(1) A sealed container filled with insulating gas and airtightly divided into a plurality of compartments, which are distributed and electrically connected to each other and connected to an external circuit via a through terminal. 1. A gas insulated switchgear comprising: a switching device, a communication section through which the above-mentioned compartments are communicated via gas valves by gas piping, and a gas monitoring device connected to the communication section.

(2) The closed container is equipped with a disconnect switch and a ground switch,
The gas insulated switchgear according to claim 1, wherein the gas insulated switchgear is divided into a first compartment provided with a breaker and a second compartment provided with a circuit breaker.

(3) The communication portion includes a first gas communication valve and a first gas supply/discharge valve, each of which has one end connected to the first compartment, and a second gas valve, each of which has one end connected to the second compartment. The first one consists of a communication valve and a second one 71a exhaust valve.
3. The gas insulated switchgear according to claim 2, wherein the other ends of the gas communication valve and the second gas communication valve are connected to each other.

(4) Practical use characterized in that the gas monitoring device is a gas pressure switch and a gas pressure gauge connected to the connection between the other end of the first gas communication valve and the other end of the second gas communication valve. A gas insulated switchgear according to claim 3 of the patent registration claim.