JPH0244218U - - Google Patents

Info

Publication number
JPH0244218U
JPH0244218U JP12318588U JP12318588U JPH0244218U JP H0244218 U JPH0244218 U JP H0244218U JP 12318588 U JP12318588 U JP 12318588U JP 12318588 U JP12318588 U JP 12318588U JP H0244218 U JPH0244218 U JP H0244218U
Authority
JP
Japan
Prior art keywords
switch
switch contact
contact
energized
closing
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.)
Granted
Application number
JP12318588U
Other languages
Japanese (ja)
Other versions
JP2523932Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988123185U priority Critical patent/JP2523932Y2/en
Publication of JPH0244218U publication Critical patent/JPH0244218U/ja
Application granted granted Critical
Publication of JP2523932Y2 publication Critical patent/JP2523932Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Keying Circuit Devices (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図は本考案の一実施例を示す回路図。 符号の説明、１……開閉器、２……開閉器接点
、３……操作スイツチ、４……保持コイル並列接
点、１０……操作回路。 The figure is a circuit diagram showing an embodiment of the present invention. Explanation of symbols: 1... Switch, 2... Switch contact, 3... Operating switch, 4... Holding coil parallel contact, 10... Operating circuit.

Claims (1)

【実用新案登録請求の範囲】 投入電流による付勢によつて開閉器接点を投入
する投入コイルと、 前記開閉器接点の投入時は前記投入コイルと直
列になつて付勢されることにより前記開閉器接点
の投入状態を保持し、前記開閉器接点の開放時は
並列に設けられた接点のオンによつて付勢を解か
れる保持コイルと、 前記投入コイルに並列に設けられ、前記投入コ
イルの付勢が解かれたときに発生する逆起電力に
基づくループ電流を流して前記開閉器接点の開放
を遅延させるダイオードおよび可変抵抗の直列回
路より構成されることを特徴とする開閉器の開放
遅延回路。[Scope of Claim for Utility Model Registration] A closing coil that closes a switch contact by being energized by a closing current, and when the switch contact is closed, it is energized in series with the closing coil to open and close the switch. a holding coil that maintains the closed state of the switch contact and is deenergized by turning on a contact provided in parallel when the switch contact is opened; A switch opening delay comprising a series circuit of a diode and a variable resistor that delays the opening of the switch contact by flowing a loop current based on a back electromotive force generated when the energization is released. circuit.
JP1988123185U 1988-09-20 1988-09-20 Open delay circuit of distribution line switch Expired - Lifetime JP2523932Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988123185U JP2523932Y2 (en) 1988-09-20 1988-09-20 Open delay circuit of distribution line switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988123185U JP2523932Y2 (en) 1988-09-20 1988-09-20 Open delay circuit of distribution line switch

Publications (2)

Publication Number Publication Date
JPH0244218U true JPH0244218U (en) 1990-03-27
JP2523932Y2 JP2523932Y2 (en) 1997-01-29

Family

ID=31371805

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988123185U Expired - Lifetime JP2523932Y2 (en) 1988-09-20 1988-09-20 Open delay circuit of distribution line switch

Country Status (1)

Country Link
JP (1) JP2523932Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012216451A (en) * 2011-04-01 2012-11-08 Mitsubishi Electric Corp Electromagnetic operation device for switching device, and driving circuit for the same
JP2016062845A (en) * 2014-09-19 2016-04-25 株式会社東光高岳 Electrically-driven operation device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5210618A (en) * 1975-07-15 1977-01-27 Matsushita Electric Ind Co Ltd Circuit for preventing occurrence of abnormally high voltage
JPS6324580U (en) * 1986-07-31 1988-02-18

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5210618A (en) * 1975-07-15 1977-01-27 Matsushita Electric Ind Co Ltd Circuit for preventing occurrence of abnormally high voltage
JPS6324580U (en) * 1986-07-31 1988-02-18

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012216451A (en) * 2011-04-01 2012-11-08 Mitsubishi Electric Corp Electromagnetic operation device for switching device, and driving circuit for the same
JP2016062845A (en) * 2014-09-19 2016-04-25 株式会社東光高岳 Electrically-driven operation device

Also Published As

Publication number Publication date
JP2523932Y2 (en) 1997-01-29

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