JPS5887422U - Electric leakage or disconnection - Google Patents
Electric leakage or disconnectionInfo
- Publication number
- JPS5887422U JPS5887422U JP18310381U JP18310381U JPS5887422U JP S5887422 U JPS5887422 U JP S5887422U JP 18310381 U JP18310381 U JP 18310381U JP 18310381 U JP18310381 U JP 18310381U JP S5887422 U JPS5887422 U JP S5887422U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- zero
- limiting resistor
- disconnection
- current transformer
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面第１図及び第２図は本考案の漏電しゃ断器の一実施
例を示し、第１図は回路図、第２図は動作特性図である
。
１・・・電源、２・・・負荷、３．３・・・電路、４・
・・零相変流器、６・・・トリップコイル、７，７・・
・電路接点、９・・・試験スイッチ、１０・・・限流抵
抗、１２・・・表示器、１３・・・スイッチング回路。1 and 2 show an embodiment of the earth leakage breaker of the present invention, FIG. 1 is a circuit diagram, and FIG. 2 is an operating characteristic diagram. 1...Power supply, 2...Load, 3.3...Electric circuit, 4.
...Zero-phase current transformer, 6...Trip coil, 7,7...
- Electric circuit contact, 9... Test switch, 10... Current limiting resistor, 12... Display, 13... Switching circuit.
Claims (1)
零相変流器の２次出力に応動してトリップコイルにより
例外される電路接点を前記電路に設け、さらに前記零相
変流器に模擬漏洩電流が流れるように試験スイッチと限
流抵抗との直列回路を前記電路接点に対して負荷側の電
路に接続し、而も前記限流抵抗に電圧印加時から所定時
間の遅延をもってスイッチング動作するスイッチング回
路と表示器との直列回路を並列接続した漏電しや断器。A zero-phase current transformer is provided in the electric line connecting the power supply and the load, a line contact is provided in the electric line that is removed by a trip coil in response to the secondary output of the zero-phase current transformer, and the zero-phase current transformer A series circuit of a test switch and a current limiting resistor is connected to the electrical circuit on the load side with respect to the electrical circuit contact so that a simulated leakage current flows through the current limiting resistor, and a delay of a predetermined time is applied from the time when voltage is applied to the current limiting resistor. An earth leakage or disconnection circuit that connects a series circuit of a switching circuit and a display device in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18310381U JPS5887422U (en) | 1981-12-08 | 1981-12-08 | Electric leakage or disconnection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18310381U JPS5887422U (en) | 1981-12-08 | 1981-12-08 | Electric leakage or disconnection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5887422U true JPS5887422U (en) | 1983-06-14 |
Family
ID=29982066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18310381U Pending JPS5887422U (en) | 1981-12-08 | 1981-12-08 | Electric leakage or disconnection |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5887422U (en) |
-
1981
- 1981-12-08 JP JP18310381U patent/JPS5887422U/en active Pending
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