JPS61101927U - - Google Patents
Info
- Publication number
- JPS61101927U JPS61101927U JP18725184U JP18725184U JPS61101927U JP S61101927 U JPS61101927 U JP S61101927U JP 18725184 U JP18725184 U JP 18725184U JP 18725184 U JP18725184 U JP 18725184U JP S61101927 U JPS61101927 U JP S61101927U
- Authority
- JP
- Japan
- Prior art keywords
- energized
- circuit breaker
- switch
- vacuum circuit
- surge
- 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
- 230000005284 excitation Effects 0.000 claims 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 230000004913 activation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Emergency Protection Circuit Devices (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Description
第１図は本考案の一実施例を示す遮断器の構成
図、第２図は第１図の遮断器の操作、保護シーケ
ンス回路説明図、第３図は第２図のサージサプレ
ツサの作用を説明するタイムチヤート図である。
１…遮断器、２ａ，２ｂ…操作スイツチ、３，
４…接点、５…補助継電器、６…タイマ、６ａ…
接点、７…操作コイル、７ａ…スイツチ、８ａ，
８ｂ，８ｃ…サージサプレツサ。
Fig. 1 is a block diagram of a circuit breaker showing an embodiment of the present invention, Fig. 2 is an illustration of the operation and protection sequence circuit of the breaker shown in Fig. 1, and Fig. 3 is an explanation of the operation of the surge suppressor shown in Fig. 2. It is a time chart diagram. 1... Circuit breaker, 2a, 2b... Operation switch, 3,
4...Contact, 5...Auxiliary relay, 6...Timer, 6a...
Contact, 7... Operating coil, 7a... Switch, 8a,
8b, 8c...Surge suppressor.
Claims (1)
吸収装置。 (イ) 真空遮断器１の負荷側回路に接続されたサ
ージプレツサ８ａ，８ｂ，８ｃ。 (ロ) このサージサプレツサ８ａ，８ｂ，８ｃに
一端を接続され、他端を大地に接地されたスイツ
チ７ａ。 (ハ) 操作員による操作スイツチ２ｂの切操作、
又は地絡継電器の接点４の作動によつて励磁され
る補助継電器５。 (ニ) この補助継電器５の励磁によつて付勢され
、前記スイツチ７ａの開閉操作を指令する操作コ
イル７。 ホ 前記補助継電器５の励磁によつて付勢され、
予め定められた時間の後に前記真空遮断器１の引
外しコイル１ｂに引外し指令を出力するタイマー
６。[Scope of Claim for Utility Model Registration] A surge absorption device for a vacuum circuit breaker consisting of the following components. (a) Surge pressers 8a, 8b, 8c connected to the load side circuit of the vacuum circuit breaker 1. (b) A switch 7a whose one end is connected to the surge suppressors 8a, 8b, and 8c and whose other end is grounded. (c) Turning off operation switch 2b by the operator;
or an auxiliary relay 5 energized by activation of the contact 4 of the earth fault relay. (d) An operating coil 7 which is energized by the excitation of the auxiliary relay 5 and commands the opening/closing operation of the switch 7a. (e) energized by the excitation of the auxiliary relay 5;
A timer 6 outputs a tripping command to the tripping coil 1b of the vacuum circuit breaker 1 after a predetermined time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18725184U JPS61101927U (en) | 1984-12-12 | 1984-12-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18725184U JPS61101927U (en) | 1984-12-12 | 1984-12-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61101927U true JPS61101927U (en) | 1986-06-28 |
Family
ID=30744711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18725184U Pending JPS61101927U (en) | 1984-12-12 | 1984-12-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61101927U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02146930A (en) * | 1988-11-28 | 1990-06-06 | Central Res Inst Of Electric Power Ind | Protection system for power circuit breaker |
-
1984
- 1984-12-12 JP JP18725184U patent/JPS61101927U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02146930A (en) * | 1988-11-28 | 1990-06-06 | Central Res Inst Of Electric Power Ind | Protection system for power circuit breaker |
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