JPS58142842U

JPS58142842U - Electric leakage or disconnection

Info

Publication number: JPS58142842U
Application number: JP4200382U
Authority: JP
Inventors: 洋藤井
Original assignee: 三菱電機株式会社
Priority date: 1982-03-23
Filing date: 1982-03-23
Publication date: 1983-09-26

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図はこの考案に係る回路しゃ断器の上面図、第２図
は第１図からカバーを取除いた状態を示す詳細図、第３
図、第４図、第５図は夫々開極状態における第１図の線
ｍ−ｍ、線ＩＶ−ＩＶ、線■τ■の側断面図、第６図は
開閉機構部の組立展開斜視図、第７図は有極の可動子を
示す斜視図、第８図、は電磁石装置の組立展開斜視図、
第９図は零相変流器と増幅器とテストスイッチ装置との
ケースへの組立展開斜視図、第１０図はケースの左側上
面から見た斜視図、第１１図はケースの右側上面から見
た斜視図、第１２図は動作ボタン装置のケースへの組込
み状態を示す要部断面図、第１°３図はロッドのケース
への組込み状態を示す要部断面図、第１４図はボビンの
ケースへの組込み状態を示す要部断面図、第１５図は動
作ボタン装置とロッドとボタンとをケースに組込んだ状
態を示す要部断面図、第１６図はテストスイッチ装置が
ケースへ組込まれた状態を示す要部断面図、第１７図は
零相変流器と増幅器と電磁石装置と漏電動作ボタン装置
とをケースに組込んだ状態を示す平面図、第１８図は漏
電しゃ断器の電気結線図、第１９図は漏電動作ボタン装
置のボタンを押込んだ状態を示す要部断面図、第２０図
は漏電動作スイッチのケースへの組立てを示す組立展開
斜視図、第２１図は漏電しゃ断器の定常状態における漏
電動作スイッチの作動状態を示す要部断面図、第２２図
は漏電しゃ断器の漏電動作時における漏電動作スイッチ
の作動状態を示す要部断面図、第２３図はケースをベー
スに取付けた状態を示す要部断面図、第２４図は第１図
の線■−■における閉極状態の側断面図、第２５図は第
１図の線■−■にお′ける閉極状態の側断面図、第２６
図は開極時における電磁石装置の駆動された場合を示す
要部断面図、第２７図は開極時における電磁石装置及び
動作ボタン装置の状態を示す要部断面図であ゛る。図において、各図中同一部分は同一符号を付し　　。ており、１はベース、１ｆは立壁、１ｇは溝、５は端子
板、６は固定接点、９は可動子、１０は可動接点、１０
３は開閉機構部、２３は板ばね、１００は漏電動作ボタ
ン装置、？４は内部電線、２７は零相変流器、２８は二
次出力リード線、２９は増幅器、３０は電磁石装置、３
７はボタン、ｆ・３７′はピン、３Ｂはばね、３９はテストスイッチ装置
、４０はテストばね、４１はテスト抵抗、７０はテスト
ボタン、４２はケース、４２ｂは凹部、４４は鞘部、８
２は漏電動作スイッチ、８５は絶縁板、８６はピン、８
６ａはつば、１０５は漏電リレ一部である。埠　戸　　− ３３ｄ　　　　−ココｑ４ｔ３５０ａ５２４３　　　− 絢第１９図　　　　　　　８２ｂ　。第２２図　　　　、：゛　品　品。　　３’７・第２０図抛２１図 −８２８２ａ１．’−３７’ 、−一　　λ−−−−−− ７・１」４．４　　　　ぎｄ３　　“１ｄ６００７−Figure 1 is a top view of the circuit breaker according to this invention, Figure 2 is a detailed view of Figure 1 with the cover removed, and Figure 3 is a top view of the circuit breaker according to this invention.
Figures 4 and 5 are side sectional views taken along lines m-m, IV-IV, and ■τ■ in Figure 1 in the open state, respectively, and Figure 6 is an assembled exploded perspective view of the opening/closing mechanism. , FIG. 7 is a perspective view showing a polarized mover, FIG. 8 is an assembled and developed perspective view of the electromagnet device,
Figure 9 is a perspective view of the zero-phase current transformer, amplifier, and test switch device assembled and deployed in the case, Figure 10 is a perspective view of the case viewed from the top left side, and Figure 11 is a view viewed from the top right side of the case. A perspective view, Fig. 12 is a sectional view of the main part showing how the operating button device is assembled into the case, Fig. 1°3 is a sectional view of the main part showing how the rod is assembled into the case, and Fig. 14 is the bobbin case. Figure 15 is a cross-sectional view of the main parts showing the operation button device, rod, and button assembled into the case, and Figure 16 is the test switch device assembled into the case. 17 is a plan view showing the state in which the zero-phase current transformer, amplifier, electromagnet device, and earth leakage operation button device are assembled in the case; Figure 18 is the electrical connection of the earth leakage breaker. Figure 19 is a sectional view of the main parts of the earth leakage operation button device showing the button pressed in, Figure 20 is an exploded perspective view of the earth leakage operation switch being assembled to the case, and Figure 21 is the earth leakage breaker. Fig. 22 is a cross-sectional view of the main parts showing the operating state of the earth leakage switch in the steady state of the earth leakage breaker, Fig. 23 is a sectional view of the main part showing the operating state of the earth leakage switch when the earth leakage breaker operates with a current leakage, and Fig. 23 is based on the case. 24 is a side sectional view of the main part showing the installed state, Figure 24 is a side sectional view of the closed state taken along the line ■-■ in Figure 1, and Figure 25 is the closed state taken along the line ■-■ in Figure 1. Side sectional view of No. 26
27 is a cross-sectional view of the main part showing the state of the electromagnet device and the operation button device when the contact is opened. FIG. In the figures, the same parts in each figure are given the same reference numerals. 1 is a base, 1f is a standing wall, 1g is a groove, 5 is a terminal board, 6 is a fixed contact, 9 is a mover, 10 is a movable contact, 10
3 is an opening/closing mechanism, 23 is a leaf spring, 100 is an earth leakage operation button device, ? 4 is an internal electric wire, 27 is a zero-phase current transformer, 28 is a secondary output lead wire, 29 is an amplifier, 30 is an electromagnet device, 3
7 is a button, f.37' is a pin, 3B is a spring, 39 is a test switch device, 40 is a test spring, 41 is a test resistor, 70 is a test button, 42 is a case, 42b is a recessed part, 44 is a sheath part, 8
2 is an earth leakage operation switch, 85 is an insulating plate, 86 is a pin, 8
6a is a collar, and 105 is a part of an earth leakage relay. Horito - 33d - Cocoq 4t350a5243 - Aya Figure 19 82b. Figure 22: ゛ Product Product. 3'7・Figure 20 Figure 21-8282a1. '-37', -1 λ------ 7・1'' 4.4 gid3 '1d6 00 7-

Claims

[Scope of utility model registration request]

(1) A zero-sequence current transformer that detects the zero-sequence current of the main circuit, an amplifier that amplifies the secondary output of the zero-sequence current transformer, an electromagnet device driven by the output of the amplifier and installed on a support, and the An earth leakage operation button device comprising: buttons that are respectively installed on a support and respond to the operation of the electromagnetic device; a pin that interlocks with the button; and a spring that is installed in a direction that prevents the button and the pin from operating. An earth leakage breaker having an earth leakage operation switch that is positioned and fixed to a positioning part provided on the support body opposite to the pin and is activated when the earth leakage operation button device is operated, and an opening/closing mechanism part that controls energization and opening of the main circuit. vessel.

(2) The earth leakage breaker according to claim (1), wherein the support is integrally formed with a box housing the amplifier.