JPS58117506U - load control circuit - Google Patents
load control circuitInfo
- Publication number
- JPS58117506U JPS58117506U JP1168682U JP1168682U JPS58117506U JP S58117506 U JPS58117506 U JP S58117506U JP 1168682 U JP1168682 U JP 1168682U JP 1168682 U JP1168682 U JP 1168682U JP S58117506 U JPS58117506 U JP S58117506U
- Authority
- JP
- Japan
- Prior art keywords
- switching element
- semiconductor switching
- switch
- control terminal
- 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
- Control Of Voltage And Current In General (AREA)
- Control Of Electrical Variables (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (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図は本考案の一実施例の電気回路図、第２図は第１
図に示された実施例の動作を説明するた“香冨；；、４
−ｆｆｉＵヶ４．５００．えｑｉ、８・・・スイン５チ
、９・・・交流器、１０・・・１次コイル、１１・・・
２次コイル、３０．５０−）ライアック、５２．５８・
・・ネオン放電管、５５．５６・・・増設回路、５７・
・・増設スイッチ。Fig. 1 is an electrical circuit diagram of one embodiment of the present invention, and Fig. 2 is an electrical circuit diagram of an embodiment of the present invention.
4 to explain the operation of the embodiment shown in the figure.
-ffiU 4.500. eqi, 8...5-inch switch, 9...alternator, 10...primary coil, 11...
Secondary coil, 30.50-) Liac, 52.58・
...Neon discharge tube, 55.56...Extension circuit, 57.
...Extension switch.
Claims (1)
１半導体スイッチング素子とによって閉ループを構成し
、前記１次コイルと第１半導体スイッチング素子とから
成る直列回路に並列に、制御端子を有する第２半導体ス
イッチング素子を接、続し１、変流器の２次コイルから
の誘起起電力に応答する手段によって、その誘起起電力
の発生が終、 了し・た後から予め定めた時間だけ第２
半導体スイッチング素子の制御端子に制御信号を与えて
、その第２半導体スイッチング素子を導通させ、１次コ
イルと負荷との接続点と、第１半導体スイッチレグ素子
の制御端子との間には、スイッチを接続□し、このスイ
ッチに並列に、増設スイッチと、この増設スイッチに並
列に接続された表示灯とを含む増設回路を設けたことを
特徴とする負荷制御回路。A closed loop is formed by the power supply, the load, the primary coil of the current transformer, and a first semiconductor switching element having a control terminal, and the control terminal is connected in parallel to a series circuit consisting of the primary coil and the first semiconductor switching element. A second semiconductor switching element having a second semiconductor switching element having a current transformer is connected, and the means for responding to the induced electromotive force from the secondary coil of the current transformer is used for a predetermined period of time after the generation of the induced electromotive force has ended. only second
A control signal is applied to the control terminal of the semiconductor switching element to make the second semiconductor switching element conductive, and a switch is connected between the connection point between the primary coil and the load and the control terminal of the first semiconductor switch leg element. □, and an extension circuit including an extension switch and an indicator light connected in parallel to the extension switch is provided in parallel with the switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1168682U JPS58117506U (en) | 1982-01-29 | 1982-01-29 | load control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1168682U JPS58117506U (en) | 1982-01-29 | 1982-01-29 | load control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58117506U true JPS58117506U (en) | 1983-08-11 |
Family
ID=30024282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1168682U Pending JPS58117506U (en) | 1982-01-29 | 1982-01-29 | load control circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58117506U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0594729A (en) * | 1992-02-12 | 1993-04-16 | Jimbo Electric Co Ltd | Switch device |
-
1982
- 1982-01-29 JP JP1168682U patent/JPS58117506U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0594729A (en) * | 1992-02-12 | 1993-04-16 | Jimbo Electric Co Ltd | Switch device |
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