JPS59173404U

JPS59173404U - closed switchboard

Info

Publication number: JPS59173404U
Application number: JP6742883U
Authority: JP
Inventors: 明良田中
Original assignee: 株式会社東芝
Priority date: 1983-05-07
Filing date: 1983-05-07
Publication date: 1984-11-20

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図は従来の閉鎖配電盤の断面図、第２図は第１図の
Ａ部を背面側より見た部分詳細断面図、第３図は一般的
な受電設備の単線結線図、第４図は本考案の一実施例を
示す断面図、第５図は本考案の一実施例の要部を示す正
面図である。１・・・電源側導体、２Ａ、　　２Ｂ・・・端子導体、
３Ａ。３Ｂ・・・保護しゃ断器、４Ａ、　４Ｂ・・・負荷側導
体、１１・・・母線、３０・・・電気機器ユニット、３
１・・・ユニット導体、３３・・・変流器、３４・・・
ヒユーズ、３５・・・零相変流器。第４図第５図Figure 1 is a sectional view of a conventional closed switchboard, Figure 2 is a detailed partial sectional view of section A in Figure 1 seen from the back side, Figure 3 is a single line diagram of a typical power receiving equipment, and Figure 4. 5 is a cross-sectional view showing an embodiment of the present invention, and FIG. 5 is a front view showing essential parts of the embodiment of the present invention. 1...Power supply side conductor, 2A, 2B...Terminal conductor,
3A. 3B...Protective breaker, 4A, 4B...Load side conductor, 11...Bus bar, 30...Electrical equipment unit, 3
1... Unit conductor, 33... Current transformer, 34...
Fuse, 35...Zero phase current transformer. Figure 4 Figure 5

Claims

[Scope of utility model registration request]

At least two protective circuit breakers are housed vertically adjacent to each other in a switchboard, and a protective fuse, a current transformer, and a zero-phase current transformer are integrally assembled on the load side conductor of the protective circuit breaker. A closed power distribution board that connects equipment units and is characterized in that the electrical unit connected to the upper protection breaker is disposed on the front side of the electrical equipment connected to the lower protection breaker.