JPS5981233U - Protective relay output relay circuit - Google Patents
Protective relay output relay circuitInfo
- Publication number
- JPS5981233U JPS5981233U JP17717682U JP17717682U JPS5981233U JP S5981233 U JPS5981233 U JP S5981233U JP 17717682 U JP17717682 U JP 17717682U JP 17717682 U JP17717682 U JP 17717682U JP S5981233 U JPS5981233 U JP S5981233U
- Authority
- JP
- Japan
- Prior art keywords
- relay
- output
- circuit
- protective
- output 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
- Direct Current Feeding And Distribution (AREA)
- 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図は従来の保護継電器の出力リレー回路の一例を示
す回路図、第２図は本考案の一実施例を示す回路図、第
３図および第４図はそれぞれ本考案の他の実施例の要部
を示す回路図である。
２・・・出力リレー、６．３３・・・コンデンサ、７゜
１７．２８．２９・・・トランジスタ、１１・・・特性
回路、１５．２５．３２・・・ツェナーダイオード、２
１・・・レベル判定回路。Fig. 1 is a circuit diagram showing an example of the output relay circuit of a conventional protective relay, Fig. 2 is a circuit diagram showing one embodiment of the present invention, and Figs. 3 and 4 are respective examples of other embodiments of the present invention. FIG. 2 is a circuit diagram showing the main parts of. 2... Output relay, 6.33... Capacitor, 7゜17.28.29... Transistor, 11... Characteristic circuit, 15.25.32... Zener diode, 2
1...Level judgment circuit.
Claims (1)
て直流電源の正負端子間に接続され、保護継電器の出力
信号レベルの変化に応じて出力リレーがオンオフされる
保護継電器の出力リレー回路において、上記出力リレー
がオンし且つ上記床・ 護継電器の出力信号レベルが
復帰したとき充電が開始されるコンデンサ回路を備え、
上記コンデンサの充電時間を利用して上記出力リレーの
動作にオフディレーをあたえることを特徴とする保護継
電器の出力リレー回路。In an output relay circuit of a protective relay, both ends of the output relay coil are connected between the positive and negative terminals of a DC power supply via transistors, and the output relay is turned on and off according to changes in the output signal level of the protective relay. A capacitor circuit that is turned on and starts charging when the output signal level of the floor protection relay is restored,
An output relay circuit for a protective relay, characterized in that an off-delay is applied to the operation of the output relay using the charging time of the capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17717682U JPS5981233U (en) | 1982-11-25 | 1982-11-25 | Protective relay output relay circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17717682U JPS5981233U (en) | 1982-11-25 | 1982-11-25 | Protective relay output relay circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5981233U true JPS5981233U (en) | 1984-06-01 |
Family
ID=30384991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17717682U Pending JPS5981233U (en) | 1982-11-25 | 1982-11-25 | Protective relay output relay circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5981233U (en) |
-
1982
- 1982-11-25 JP JP17717682U patent/JPS5981233U/en active Pending
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