JPH01111434U - - Google Patents
Info
- Publication number
- JPH01111434U JPH01111434U JP535088U JP535088U JPH01111434U JP H01111434 U JPH01111434 U JP H01111434U JP 535088 U JP535088 U JP 535088U JP 535088 U JP535088 U JP 535088U JP H01111434 U JPH01111434 U JP H01111434U
- Authority
- JP
- Japan
- Prior art keywords
- contact
- high voltage
- shield electrode
- voltage conductor
- fixed contact
- 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
- 239000004020 conductor Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims 1
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Description
第１図〜第３図は本考案の一実施例で、第１図
は開路状態を示す正面図、第２図は閉路操作途中
の状態を示す正面図、第３図ａおよび第３図ｂは
突出部の詳細図、第４図は従来技術を示す正面図
である。
図において、１は絶縁媒体、２は密閉容器、３
は高圧導体、６は抵抗体、７はシールド電極、２
４は固定接触子、２８は可動接触子、２９はフイ
ンガ接触子、３０は突出部、である。
Figures 1 to 3 show an embodiment of the present invention; Figure 1 is a front view showing an open state, Figure 2 is a front view showing a state in the middle of a closing operation, and Figures 3a and 3b. 4 is a detailed view of the protrusion, and FIG. 4 is a front view showing the prior art. In the figure, 1 is an insulating medium, 2 is a closed container, and 3
is a high voltage conductor, 6 is a resistor, 7 is a shield electrode, 2
4 is a fixed contact, 28 is a movable contact, 29 is a finger contact, and 30 is a protrusion.
Claims (1)
とともに高圧導体に充電された残留電荷を放電し
た後接地される接地開閉器において、前記高圧導
体に接続された棒状の固定接触子と、この固定接
触子の外側に配設され抵抗体を介して前記高圧導
体に接続されたシールド電極とを備える一方、内
側に前記固定接触子を接触把持するフインガ接触
子を有するとともに前記シールド電極との間で先
行放電が発生しやすい形状の突出部が形成された
可動接触子とを備え、閉路操作時に前記シールド
電極と突出部との間で先行放電が発生した後、前
記固定接触子が可動接触子に接触把持されるよう
に構成したことを特徴とする抵抗付接地開閉器。 A grounding switch that is housed in an airtight container filled with an insulating medium and that is grounded after discharging the residual charge accumulated in the high voltage conductor includes a rod-shaped fixed contact connected to the high voltage conductor, and this fixed contact. A shield electrode is provided on the outside of the contact and connected to the high voltage conductor via a resistor, and a finger contact is provided on the inside to contact and grip the fixed contact, and the contact is connected to the shield electrode. and a movable contact formed with a protrusion having a shape that is likely to cause a preliminary discharge, and after a preliminary discharge occurs between the shield electrode and the protrusion during a circuit closing operation, the fixed contact becomes the movable contact. A grounding switch with a resistor, characterized in that it is configured to be held by contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP535088U JPH01111434U (en) | 1988-01-21 | 1988-01-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP535088U JPH01111434U (en) | 1988-01-21 | 1988-01-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01111434U true JPH01111434U (en) | 1989-07-27 |
Family
ID=31208650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP535088U Pending JPH01111434U (en) | 1988-01-21 | 1988-01-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01111434U (en) |
-
1988
- 1988-01-21 JP JP535088U patent/JPH01111434U/ja active Pending
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