JPS63138834U - - Google Patents
Info
- Publication number
- JPS63138834U JPS63138834U JP3239787U JP3239787U JPS63138834U JP S63138834 U JPS63138834 U JP S63138834U JP 3239787 U JP3239787 U JP 3239787U JP 3239787 U JP3239787 U JP 3239787U JP S63138834 U JPS63138834 U JP S63138834U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- ground fault
- control
- detection
- control 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
- 238000001514 detection method Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の実施例を示す回路図、第２図
は従来の制御回路を示す回路図である。
２……制御回路、４……制御回路用地絡検出装
置、６……電源、８……制御盤、１４……機器、
１６……分岐結線、１８……検出回路、２０……
順次電圧印加回路、２２……電源部、２４……地
絡電流検出器、２８……外部出力、３０……表示
装置、３２……再スタートスイツチ、３４……地
絡、３６……地絡電流。
FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a circuit diagram showing a conventional control circuit. 2... Control circuit, 4... Ground fault detection device for control circuit, 6... Power supply, 8... Control panel, 14... Equipment,
16...branch connection, 18...detection circuit, 20...
Sequential voltage application circuit, 22...Power supply unit, 24...Ground fault current detector, 28...External output, 30...Display device, 32...Restart switch, 34...Ground fault, 36...Ground fault current.
Claims (1)
とを結線して構成した複数個の非接地系の制御回
路において、該制御回路からの分岐結線と地絡検
出回路との間に設けられた開閉接点を順次開閉す
る順次電圧印加回路と、前記の検出回路に直列に
設けられた検出用の電源部と前記の制御回路に発
生する地絡を検出して外部出力と表示装置を作動
させる電流を発生する地絡電流検出器と検出回路
の接地とを備え、地絡を修複した後に装置を再起
動させる再スタートスイツチを設けたことを特徴
とする制御回路用地絡検出装置。 (2) 実用新案登録請求の範囲第１項記載の装置
において、装置によつて発生された外部出力によ
つて作動して制御回路が保護される保護装置を備
えたことを特徴とする制御回路用地絡検出装置。[Claims for Utility Model Registration] (1) In a plurality of non-grounded control circuits configured by connecting a control panel and equipment controlled by the control panel, branch connections from the control circuit and A sequential voltage application circuit that sequentially opens and closes the switching contacts provided between the ground fault detection circuit, a power supply section for detection provided in series with the detection circuit, and the control circuit that detects ground faults. The device is characterized by comprising a ground fault current detector that generates a current to operate an external output and a display device, and a grounding circuit for the detection circuit, and a restart switch that restarts the device after the ground fault has been repaired. Ground fault detection device for control circuits. (2) A control circuit in the device according to claim 1 of the utility model registration claim, characterized in that it is equipped with a protection device that protects the control circuit by being activated by an external output generated by the device. Ground fault detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3239787U JPS63138834U (en) | 1987-03-05 | 1987-03-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3239787U JPS63138834U (en) | 1987-03-05 | 1987-03-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63138834U true JPS63138834U (en) | 1988-09-13 |
Family
ID=30839035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3239787U Pending JPS63138834U (en) | 1987-03-05 | 1987-03-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63138834U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018525622A (en) * | 2015-07-22 | 2018-09-06 | ハネウェル・インターナショナル・インコーポレーテッドＨｏｎｅｙｗｅｌｌ Ｉｎｔｅｒｎａｔｉｏｎａｌ Ｉｎｃ． | System and method for dynamic ground fault detection |
-
1987
- 1987-03-05 JP JP3239787U patent/JPS63138834U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018525622A (en) * | 2015-07-22 | 2018-09-06 | ハネウェル・インターナショナル・インコーポレーテッドＨｏｎｅｙｗｅｌｌ Ｉｎｔｅｒｎａｔｉｏｎａｌ Ｉｎｃ． | System and method for dynamic ground fault detection |
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