JPS60109243U - Circuit for preventing incorrect connection of externally attached resistors for static relays - Google Patents
Circuit for preventing incorrect connection of externally attached resistors for static relaysInfo
- Publication number
- JPS60109243U JPS60109243U JP20448283U JP20448283U JPS60109243U JP S60109243 U JPS60109243 U JP S60109243U JP 20448283 U JP20448283 U JP 20448283U JP 20448283 U JP20448283 U JP 20448283U JP S60109243 U JPS60109243 U JP S60109243U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- externally attached
- incorrect connection
- control power
- preventing incorrect
- 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、小形の静止形継電器の制御電源回路の従来例
を示す回路図、□第2図は本考案の一実施例を示す回路
図である。
11及び12・・・外部制御電源端子、13・・・直列
抵抗、14及び15・・・ツェナダイオード(安定化素
子)、16・・・外部抵抗接続端子、17・・・抵抗、
19・・・ダイオード、20・・・キープリレー、20
A・・・セット側コイル、20B・・・リセット側コイ
ル、20C・・・切換接点、22・・・リセット用の押
釦スイッチ、23・・・発光ダイオード。FIG. 1 is a circuit diagram showing a conventional example of a control power supply circuit for a small static relay, and FIG. 2 is a circuit diagram showing an embodiment of the present invention. 11 and 12... External control power supply terminal, 13... Series resistor, 14 and 15... Zener diode (stabilizing element), 16... External resistance connection terminal, 17... Resistor,
19...Diode, 20...Keep relay, 20
A...Set side coil, 20B...Reset side coil, 20C...Switching contact, 22...Push button switch for reset, 23...Light emitting diode.
Claims (1)
の制御電源より静止形継電器の内部制御電源を得る制御
電源回路において、前記直列抵抗を分割した形としてそ
の一部を内部に配置し、これと並列に極性判別用のダイ
オード及キープリレーのセット側コイルの直列回路を接
続するとともに、キープリレーの切換接点によって負荷
側と誤接続表示回路側との切換回路を形成したことを特
徴とする静止形継電器の外部付属抵抗誤接続防止回路。In a control power supply circuit that combines an externally placed series resistor and a stabilizing circuit to obtain an internal control power source for a static relay from a control power source such as a switchboard, the series resistor is divided and a part thereof is placed internally. A series circuit of a diode for polarity determination and a coil on the set side of the keep relay is connected in parallel with the switch, and a switching circuit between the load side and the incorrect connection indicating circuit side is formed by the switching contact of the keep relay. Circuit to prevent misconnection of externally attached resistors for type relays.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20448283U JPS60109243U (en) | 1983-12-26 | 1983-12-26 | Circuit for preventing incorrect connection of externally attached resistors for static relays |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20448283U JPS60109243U (en) | 1983-12-26 | 1983-12-26 | Circuit for preventing incorrect connection of externally attached resistors for static relays |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS60109243U true JPS60109243U (en) | 1985-07-24 |
Family
ID=30766875
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20448283U Pending JPS60109243U (en) | 1983-12-26 | 1983-12-26 | Circuit for preventing incorrect connection of externally attached resistors for static relays |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60109243U (en) |
-
1983
- 1983-12-26 JP JP20448283U patent/JPS60109243U/en active Pending
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