JPS5975721U - Electric leakage or disconnection - Google Patents
Electric leakage or disconnectionInfo
- Publication number
- JPS5975721U JPS5975721U JP17122682U JP17122682U JPS5975721U JP S5975721 U JPS5975721 U JP S5975721U JP 17122682 U JP17122682 U JP 17122682U JP 17122682 U JP17122682 U JP 17122682U JP S5975721 U JPS5975721 U JP S5975721U
- Authority
- JP
- Japan
- Prior art keywords
- output
- amplifier
- tripping coil
- electric circuits
- circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Emergency Protection Circuit Devices (AREA)
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の漏電しゃ断器を示す電気結線図、第２図
はこの考案に係る漏電しゃ断器の−・実施例を示す電気
結線図である。
図において、各図中同一部分には同一符号を付しており
、１はしゃ断部、３ａ、３ｂは第１、第２の電路、４は
零相変流器、５は増幅器、６はサイリスク、７は引外し
コイル、８は変圧器、８ａは一次巻線、８０１は中間タ
ップ、８ｏ２は一次゛巻線８ａの一部、８ｂは二次巻線
、９は整流器、１０はコンデンサ、１１は抵抗、１２Ａ
はサージ吸収回路である。FIG. 1 is an electrical wiring diagram showing a conventional earth leakage breaker, and FIG. 2 is an electrical wiring diagram showing an embodiment of the earth leakage breaker according to this invention. In the figures, the same parts in each figure are given the same symbols, 1 is the breaker, 3a and 3b are the first and second electric circuits, 4 is the zero-phase current transformer, 5 is the amplifier, and 6 is the sirisk. , 7 is a tripping coil, 8 is a transformer, 8a is a primary winding, 801 is an intermediate tap, 8o2 is a part of the primary winding 8a, 8b is a secondary winding, 9 is a rectifier, 10 is a capacitor, 11 is resistance, 12A
is a surge absorption circuit.
Claims (1)
零相変流器、前記零相変流器の出力を増幅する増幅器、
前記第１、第２の電路間に中間タップを有する一次巻線
が接続され二次巻線の誘起出力が前記増幅器の制御電源
として印加される変圧器、前記増幅器の出力印加時に導
通するサイリスタ、前記サイリスタと直列接続されて前
記第１、第２の電路の何れか一方と前記中間タップ間に
接続された引外しコイル、前記引外しコイルの励磁時に
前記第１、第２の電路を開路するしゃ断部、及び前記サ
イリ、スタと前記引外しコイルとの直列回路に並列接続
されたコンデンサと抵抗との直列回路と前記−次巻線の
一部とで構成されたサージ吸収回路を備えた漏電しゃ断
器。a zero-phase current transformer that detects unbalanced currents in the first and second electric circuits and generates an output; an amplifier that amplifies the output of the zero-phase current transformer;
a transformer in which a primary winding having an intermediate tap is connected between the first and second electric paths and the induced output of the secondary winding is applied as a control power source for the amplifier; a thyristor that becomes conductive when the output of the amplifier is applied; a tripping coil connected in series with the thyristor and between one of the first and second electric circuits and the intermediate tap, opening the first and second electric circuits when the tripping coil is energized; An earth leakage circuit comprising a surge absorption circuit comprising a breaker, a series circuit of a capacitor and a resistor connected in parallel to a series circuit of the energizer, star, and tripping coil, and a part of the secondary winding. Breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17122682U JPS5975721U (en) | 1982-11-10 | 1982-11-10 | Electric leakage or disconnection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17122682U JPS5975721U (en) | 1982-11-10 | 1982-11-10 | Electric leakage or disconnection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5975721U true JPS5975721U (en) | 1984-05-23 |
Family
ID=30373569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17122682U Pending JPS5975721U (en) | 1982-11-10 | 1982-11-10 | Electric leakage or disconnection |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5975721U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6413717U (en) * | 1987-07-15 | 1989-01-24 |
-
1982
- 1982-11-10 JP JP17122682U patent/JPS5975721U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6413717U (en) * | 1987-07-15 | 1989-01-24 |
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