JPS63155238U - - Google Patents
Info
- Publication number
- JPS63155238U JPS63155238U JP4858687U JP4858687U JPS63155238U JP S63155238 U JPS63155238 U JP S63155238U JP 4858687 U JP4858687 U JP 4858687U JP 4858687 U JP4858687 U JP 4858687U JP S63155238 U JPS63155238 U JP S63155238U
- Authority
- JP
- Japan
- Prior art keywords
- ground fault
- branch line
- line switch
- bus bar
- control means
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
- Breakers (AREA)
Description
第１図イ，ロは本考案による地絡検出開放機能
を有する開閉装置の構造を示す説明図であり、第
２図は第１図の単線結線図である。
符号の説明、２……引き込み用幹線ケーブル、
３，５……幹線開閉器、６……引き下げ用幹線ケ
ーブル、７……分岐ケーブル、９……分岐線開閉
器、２０……モールド母線、２１……ＳＯＧ制御
装置、２２……変流器、２４……変圧器。
1A and 1B are explanatory diagrams showing the structure of a switchgear having a ground fault detection and opening function according to the present invention, and FIG. 2 is a single line diagram of FIG. 1. Explanation of symbols, 2... Trunk cable for lead-in,
3, 5... Main line switch, 6... Trunk cable for pulling down, 7... Branch cable, 9... Branch line switch, 20... Molded busbar, 21... SOG control device, 22... Current transformer , 24...Transformer.
Claims (1)
閉器をモールド母線で接続した開閉装置において
、 前記分岐線開閉器の負荷側の地絡事故を検出す
る検出手段と、 前記地絡事故を検出したとき前記分岐線開閉器
を開放する制御手段と、 前記モールド母線に接続されて前記制御手段に
操作電源を供給する電源手段を備えたことを特徴
とする地絡検出開放機能を有する開閉装置。[Scope of Claim for Utility Model Registration] In a switching device in which two main line switches and at least one branch line switch are connected by a molded bus bar, a detection means for detecting a ground fault on the load side of the branch line switch; A ground fault detection and opening system characterized by comprising: a control means for opening the branch line switch when the ground fault accident is detected; and a power supply means connected to the molded bus bar to supply operating power to the control means. A switchgear with functions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987048586U JPH0711391Y2 (en) | 1987-03-31 | 1987-03-31 | Switchgear with ground fault detection and opening function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987048586U JPH0711391Y2 (en) | 1987-03-31 | 1987-03-31 | Switchgear with ground fault detection and opening function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63155238U true JPS63155238U (en) | 1988-10-12 |
| JPH0711391Y2 JPH0711391Y2 (en) | 1995-03-15 |
Family
ID=30870255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987048586U Expired - Lifetime JPH0711391Y2 (en) | 1987-03-31 | 1987-03-31 | Switchgear with ground fault detection and opening function |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0711391Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5048132U (en) * | 1973-08-31 | 1975-05-13 | ||
| JPS5915206U (en) * | 1982-07-21 | 1984-01-30 | 株式会社三英社製作所 | High pressure cabinet type switchgear |
| JPS5944102U (en) * | 1982-05-14 | 1984-03-23 | 株式会社三英社製作所 | High pressure cabinet type switchgear |
-
1987
- 1987-03-31 JP JP1987048586U patent/JPH0711391Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5048132U (en) * | 1973-08-31 | 1975-05-13 | ||
| JPS5944102U (en) * | 1982-05-14 | 1984-03-23 | 株式会社三英社製作所 | High pressure cabinet type switchgear |
| JPS5915206U (en) * | 1982-07-21 | 1984-01-30 | 株式会社三英社製作所 | High pressure cabinet type switchgear |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0711391Y2 (en) | 1995-03-15 |