JPS58100431U - Momentary power failure relay malfunction prevention device - Google Patents
Momentary power failure relay malfunction prevention deviceInfo
- Publication number
- JPS58100431U JPS58100431U JP19410281U JP19410281U JPS58100431U JP S58100431 U JPS58100431 U JP S58100431U JP 19410281 U JP19410281 U JP 19410281U JP 19410281 U JP19410281 U JP 19410281U JP S58100431 U JPS58100431 U JP S58100431U
- Authority
- JP
- Japan
- Prior art keywords
- power failure
- momentary power
- power source
- series circuit
- auxiliary relay
- 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
- Emergency Protection Circuit Devices (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図は従来装置を示す概念図、第２図はこの考案の一
実施例を示す概念図である。
２１・・・・・・始動用ボタン、２２・・・・・・停止
用ボタン、２３・・・・・・電磁接触器の励磁コイル、
２５・・・・・・第１補助継電器、２６・・・・・・第
２補助継電器、３０・・・・・・瞬時停電リレ。FIG. 1 is a conceptual diagram showing a conventional device, and FIG. 2 is a conceptual diagram showing an embodiment of this invention. 21... Start button, 22... Stop button, 23... Magnetic contactor excitation coil,
25...First auxiliary relay, 26...Second auxiliary relay, 30...Momentary power outage relay.
Claims (1)
電器の直列回路、上記電源に接続された停止用ボタンと
第２補助継電器の直列回路、上記電源に接続された上記
第１補助継電器の常開接点と、上記第２補助継電器の常
閉接点と、主回路及び電動機を接続する電磁接触器の励
磁コイルとの直列回路、上記電磁接触器の励磁コイルの
励磁を保持する自己保持回路、上記電源に接続され瞬時
停電時に上記電磁接触器の励磁コイルに励磁電流を供給
する瞬時停電リレを備えたことを特徴とする瞬時停電リ
レの誤動作防止装置。A series circuit of a start button connected to a power source and a slow-response first auxiliary relay, a series circuit of a stop button and a second auxiliary relay connected to the power source, and a series circuit of the first auxiliary relay connected to the power source. a series circuit of a normally open contact, a normally closed contact of the second auxiliary relay, and an excitation coil of an electromagnetic contactor that connects the main circuit and the motor; a self-holding circuit that maintains the excitation of the excitation coil of the electromagnetic contactor; A device for preventing malfunction of a momentary power failure relay, comprising: a momentary power failure relay that is connected to the power source and supplies exciting current to the excitation coil of the electromagnetic contactor in the event of a momentary power failure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19410281U JPS58100431U (en) | 1981-12-28 | 1981-12-28 | Momentary power failure relay malfunction prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19410281U JPS58100431U (en) | 1981-12-28 | 1981-12-28 | Momentary power failure relay malfunction prevention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58100431U true JPS58100431U (en) | 1983-07-08 |
Family
ID=30107433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19410281U Pending JPS58100431U (en) | 1981-12-28 | 1981-12-28 | Momentary power failure relay malfunction prevention device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58100431U (en) |
-
1981
- 1981-12-28 JP JP19410281U patent/JPS58100431U/en active Pending
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