JPH032525U - - Google Patents
Info
- Publication number
- JPH032525U JPH032525U JP6222289U JP6222289U JPH032525U JP H032525 U JPH032525 U JP H032525U JP 6222289 U JP6222289 U JP 6222289U JP 6222289 U JP6222289 U JP 6222289U JP H032525 U JPH032525 U JP H032525U
- Authority
- JP
- Japan
- Prior art keywords
- relay
- contact
- drive current
- output
- state
- 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
- Keying Circuit Devices (AREA)
Description
第１図は本考案の実施例に係る電源供給制御回
路の回路図、第２図は従来例の電源供給制御回路
の回路図である。
ＳＷ…電源スイツチ、ＲＬ…リレー、ＯＳＷ…
操作スイツチ、ＣＣ…充放電コンデンサ、ＲＳ１
，ＲＳ２…第１、第２リレー接点、ＳＷ…制御手
段（第１トランジスタＴｒ１：リレー駆動電流出
力部、第２トランジスタＴｒ２：リレー駆動電流
バイパス部）。
FIG. 1 is a circuit diagram of a power supply control circuit according to an embodiment of the present invention, and FIG. 2 is a circuit diagram of a conventional power supply control circuit. SW...power switch, RL...relay, OSW...
Operation switch, CC...charging/discharging capacitor, RS1
, RS2...first and second relay contacts, SW...control means (first transistor Tr1: relay drive current output section, second transistor Tr2: relay drive current bypass section).
Claims (1)
してオンオフ駆動される電源スイツチと、当該電
源スイツチを、オン駆動するときは第１リレー出
力状態に、オフ駆動するときは第２リレー出力状
態にあるリレーと、前記電源をこのリレーに通電
制御するために操作される操作スイツチと、前記
操作スイツチに内蔵された表示器とを備えたもの
において、 可動接点が、非操作状態では前記電源側に接続
された第１接点に、また操作状態では第２接点に
それぞれ接続され、その操作状態が解放されると
非操作状態に自己復帰する接点構造の前記操作ス
イツチと、 前記操作スイツチの可動接点に接続された充放
電コンデンサと、 前記リレーの、第２リレー出力状態により前記
充放電コンデンサを前記操作スイツチの第１接点
を介して前記電源側に接続し、第１リレー出力状
態により当該充放電コンデンサを放電側に接続す
る第１リレー接点と、 前記電源と前記リレーとの間に設けられて当該
リレーの第１リレー出力状態により当該リレーに
電源からの電流を第２リレー駆動電流として与え
、同じく前記リレーの第２リレー出力状態により
当該接続を解放するように作動する接点構造の第
２リレー接点と、 前記第２リレー接点に並列に接続されて前記操
作スイツチを介する前記充放電コンデンサの所定
出力に応答して前記リレーに第１リレー駆動電流
を出力するリレー駆動電流出力部、および、前記
リレーに並列に接続されて前記充放電コンデンサ
が放電されているときは第２リレー駆動電流をバ
イパスする第２リレー駆動電流バイパス部からな
る制御手段と、 前記第２リレー接点を介する前記第２リレー駆
動電流で点灯して動作表示する前記表示器と、 を備えた負荷への電源供給制御回路。[Claims for Utility Model Registration] A power switch connected between a load and a power source and driven on and off in response to a relay output; A relay that is in the second relay output state when the relay is activated, an operating switch that is operated to control the power supply to the relay, and an indicator built into the operating switch, wherein the movable contact is , the operating switch has a contact structure that is connected to a first contact connected to the power supply side in a non-operating state and to a second contact in an operating state, and self-returns to the non-operating state when the operating state is released. a charging/discharging capacitor connected to a movable contact of the operating switch; and a second relay output state of the relay connecting the charging/discharging capacitor to the power source via the first contact of the operating switch; a first relay contact that connects the charging/discharging capacitor to the discharging side depending on the output state of the first relay; and a first relay contact that is provided between the power source and the relay and connects the current from the power source to the relay depending on the first relay output state of the relay. a second relay contact having a contact structure that is applied as a second relay drive current and similarly operates to release the connection depending on the second relay output state of the relay; and a second relay contact that is connected in parallel to the second relay contact and operates to release the connection. a relay drive current output section that outputs a first relay drive current to the relay in response to a predetermined output of the charge/discharge capacitor via the relay; and a relay drive current output section that is connected in parallel to the relay and when the charge/discharge capacitor is being discharged. The control means includes a second relay drive current bypass section that bypasses the second relay drive current, and the indicator that lights up with the second relay drive current through the second relay contact to indicate operation. Power supply control circuit to the load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6222289U JPH032525U (en) | 1989-05-29 | 1989-05-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6222289U JPH032525U (en) | 1989-05-29 | 1989-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH032525U true JPH032525U (en) | 1991-01-11 |
Family
ID=31591170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6222289U Pending JPH032525U (en) | 1989-05-29 | 1989-05-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH032525U (en) |
-
1989
- 1989-05-29 JP JP6222289U patent/JPH032525U/ja active Pending
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