JPS58151852U - overcurrent detector - Google Patents
overcurrent detectorInfo
- Publication number
- JPS58151852U JPS58151852U JP4825582U JP4825582U JPS58151852U JP S58151852 U JPS58151852 U JP S58151852U JP 4825582 U JP4825582 U JP 4825582U JP 4825582 U JP4825582 U JP 4825582U JP S58151852 U JPS58151852 U JP S58151852U
- Authority
- JP
- Japan
- Prior art keywords
- overcurrent detector
- photothyristor
- overcurrent
- current detection
- coupler
- 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
- Measurement Of Current Or Voltage (AREA)
- 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
第１図、第３図は本考案による過電流検出器の実施例を
示す回路図、第２図はフォトサイリスタカップラの発光
ダイオードの電圧−電流特性を示す図である。 ′
１１・・・・・・電流検出用シャント、１２・・・・・
・保護抵抗器、１３．１３’・・・・・・フォトサイリ
スタカップラ、１４・・・・・・抵抗器、１５・・・・
・・電源、１１１゜１１２．１６１，１６２・・・・・
・端子。1 and 3 are circuit diagrams showing an embodiment of an overcurrent detector according to the present invention, and FIG. 2 is a diagram showing voltage-current characteristics of a light emitting diode of a photothyristor coupler. ' 11... Current detection shunt, 12...
・Protective resistor, 13.13'...Photothyristor coupler, 14...Resistor, 15...
...Power supply, 111゜112.161,162...
・Terminal.
Claims (1)
出用シャントの両端に接続したフォトサイリスタカップ
ラを有し、該フォトサイリスタカップラのフォトサイリ
スタ側のオン状態を過電流検知信号とすることを特徴と
する過電流検出器。The present invention is characterized in that it has a current detection shaft and a photothyristor coupler in which a light emitting diode side is connected to both ends of the current detection shunt, and an on state of the photothyristor side of the photothyristor coupler is used as an overcurrent detection signal. Overcurrent detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4825582U JPS58151852U (en) | 1982-04-05 | 1982-04-05 | overcurrent detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4825582U JPS58151852U (en) | 1982-04-05 | 1982-04-05 | overcurrent detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58151852U true JPS58151852U (en) | 1983-10-12 |
Family
ID=30059186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4825582U Pending JPS58151852U (en) | 1982-04-05 | 1982-04-05 | overcurrent detector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58151852U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5336128A (en) * | 1976-09-16 | 1978-04-04 | Nec Corp | Overcurrent detection equipment |
-
1982
- 1982-04-05 JP JP4825582U patent/JPS58151852U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5336128A (en) * | 1976-09-16 | 1978-04-04 | Nec Corp | Overcurrent detection equipment |
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