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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