JPS605205U

JPS605205U - Pressure relief device for closed switchboard

Info

Publication number: JPS605205U
Application number: JP9701383U
Authority: JP
Inventors: 矢野　正祐
Original assignee: 富士電機株式会社
Priority date: 1983-06-23
Filing date: 1983-06-23
Publication date: 1985-01-16

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 drawings]

第１図は母線室を負荷ケーブル室の下に配置した従来の
閉鎖配電盤の透視側面図、第２図は第１図のＡ−Ａ矢視
横断面図、第３図は本考案の実施例による放圧装置を有
する閉鎖配電盤め正面図、第４図は第３図のＢ−Ｂ矢視
横断面図である。１・・・遮断器、２・・・遮断器室、３・・・負荷ケー
ブル、４・・・変流器、５・・・負荷ケーブル室、６・
・・放出口、７・・・母線、８・・・母線室、９・・・
放圧ダクト、１０・・・溝状凹み、１１・・・放圧口。Fig. 1 is a transparent side view of a conventional closed switchboard in which the bus bar room is located below the load cable room, Fig. 2 is a cross-sectional view taken along the line A-A in Fig. 1, and Fig. 3 is an embodiment of the present invention. FIG. 4 is a front view of a closed switchboard having a pressure relief device according to the present invention, and FIG. 4 is a cross-sectional view taken along the line B--B in FIG. DESCRIPTION OF SYMBOLS 1... Breaker, 2... Breaker room, 3... Load cable, 4... Current transformer, 5... Load cable room, 6...
...Discharge port, 7...Bus bar, 8...Bus bar room, 9...
Pressure relief duct, 10... groove-shaped recess, 11... pressure relief port.

Claims

[Scope of utility model registration request]

In a closed switchboard that is in contact with the rear of a circuit breaker room and has a busbar room at the bottom and a load cable room at the top, groove-shaped recesses are provided in both side walls of the load cable room, the lower ends of which communicate with the busbar room. . A pressure relief device for a closed switchboard, characterized in that the switchboards constitute a row of panels so that the adjacent recesses face each other to form a duct, and a pressure relief port is provided at the upper end of the duct.