JPS58193442U - Excitation current control circuit for electromagnetic relay - Google Patents
Excitation current control circuit for electromagnetic relayInfo
- Publication number
- JPS58193442U JPS58193442U JP9004382U JP9004382U JPS58193442U JP S58193442 U JPS58193442 U JP S58193442U JP 9004382 U JP9004382 U JP 9004382U JP 9004382 U JP9004382 U JP 9004382U JP S58193442 U JPS58193442 U JP S58193442U
- Authority
- JP
- Japan
- Prior art keywords
- electromagnetic relay
- control circuit
- excitation current
- circuit
- current control
- 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
- Relay 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図は従来の電磁継電器の励磁電流制御回路を示す回
路図、第２図はこの考案の一実施例による電磁継電器の
励磁電流制御回路を示す回路図、第３図はこの考案の他
の実施例を示す回路図である。
図中、１は直流電源、２はスイッチ、３は電磁継電器、
４は励磁電流制限抵抗、５は負荷、２０は積分回路、２
１は検出回路、２２は制御回路である。尚、図中同一符
号は同−又は相当部分を示す。Fig. 1 is a circuit diagram showing an excitation current control circuit of a conventional electromagnetic relay, Fig. 2 is a circuit diagram showing an excitation current control circuit of an electromagnetic relay according to an embodiment of this invention, and Fig. 3 is a circuit diagram showing an excitation current control circuit of an electromagnetic relay according to an embodiment of this invention. FIG. 2 is a circuit diagram showing an example. In the figure, 1 is a DC power supply, 2 is a switch, 3 is an electromagnetic relay,
4 is an excitation current limiting resistor, 5 is a load, 20 is an integrating circuit, 2
1 is a detection circuit, and 22 is a control circuit. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (3)
、この電磁継電器の出力側電路の電圧を検出する電圧検
出回路、この検出回路の出力に応じて上記電磁継電器の
励磁電流の抑制制御を行う制御回路を備え、上記電磁継
電器がメーク時そのメーク保持電流を削減することを特
徴とする電磁継電器の励磁電流制御回路。(1) An electromagnetic relay that is inserted in series in an electric circuit to open and close it, a voltage detection circuit that detects the voltage of the output side electric circuit of this electromagnetic relay, and a suppression control of the excitation current of the electromagnetic relay according to the output of this detection circuit. 1. An excitation current control circuit for an electromagnetic relay, characterized in that the electromagnetic relay has a control circuit for reducing the make holding current when the electromagnetic relay makes a make.
分する積分回路を含み、その積分電圧が所定レベル以上
に達した時検出信号を出力することを特徴とする実用新
案登録請求の範囲第１項記載の電磁継電器の励磁電流制
御回路。(2) The voltage detection circuit includes an integrating circuit that integrates the voltage of the output side current of the electromagnetic relay, and outputs a detection signal when the integrated voltage reaches a predetermined level or higher. An excitation current control circuit for an electromagnetic relay according to item 1.
れた抵抗およびこの抵抗を短絡制御するスイッチング素
子により形成されたことを特徴とする実用新案登録請求
の範囲第１項または第２項記載の電磁継電器の励磁電流
制御回路。(3) The control circuit is formed by a resistor inserted in series in the excitation current path of the relay and a switching element that short-circuits the resistor. Excitation current control circuit for electromagnetic relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9004382U JPS58193442U (en) | 1982-06-14 | 1982-06-14 | Excitation current control circuit for electromagnetic relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9004382U JPS58193442U (en) | 1982-06-14 | 1982-06-14 | Excitation current control circuit for electromagnetic relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58193442U true JPS58193442U (en) | 1983-12-22 |
Family
ID=30098604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9004382U Pending JPS58193442U (en) | 1982-06-14 | 1982-06-14 | Excitation current control circuit for electromagnetic relay |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58193442U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013077990A1 (en) * | 2011-11-21 | 2013-05-30 | Abb Technology Ag | A method and circuit for increasing the speed of an electromagnetic protective relay |
-
1982
- 1982-06-14 JP JP9004382U patent/JPS58193442U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013077990A1 (en) * | 2011-11-21 | 2013-05-30 | Abb Technology Ag | A method and circuit for increasing the speed of an electromagnetic protective relay |
| US8605405B2 (en) | 2011-11-21 | 2013-12-10 | Abb Technology Ag | Method and circuit for increasing the speed of electromechanical output on a protective relay |
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