JPS6099837U - Ferro-resonance suppression circuit for grounded instrument transformer - Google Patents
Ferro-resonance suppression circuit for grounded instrument transformerInfo
- Publication number
- JPS6099837U JPS6099837U JP19111483U JP19111483U JPS6099837U JP S6099837 U JPS6099837 U JP S6099837U JP 19111483 U JP19111483 U JP 19111483U JP 19111483 U JP19111483 U JP 19111483U JP S6099837 U JPS6099837 U JP S6099837U
- Authority
- JP
- Japan
- Prior art keywords
- instrument transformer
- ferro
- suppression circuit
- grounded instrument
- secondary winding
- 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
- Transformers For Measuring Instruments (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図は鉄共振現象の発生原理を示す等価回路図、第２
図は従来の鉄共振抑制回路の回路図、第３図はこの考案
の一実施例を示す回路図である。
１・・・・・・電源、２・・・・・・遮断器、３・・・
・・・ＰＴ％Ｃ・・・・・・Ｈ゛め鉄心、Ｐ・・・・・
・岡゛の一次巻線、Ｓ・・曲ＰＴ〜 −の二次巻線
、４・・・・・・可飽和リアクトル、５・・、・・・・
電流継電器、５ａ＝・・・・電流継電器の接点、６・・
・・・・抵抗器である。なお、各図中、同一符号は同−
又は相当部分を示す。Figure 1 is an equivalent circuit diagram showing the principle of occurrence of fero-resonance phenomenon, Figure 2
The figure is a circuit diagram of a conventional ferro-resonance suppression circuit, and FIG. 3 is a circuit diagram showing an embodiment of this invention. 1... Power supply, 2... Breaker, 3...
...PT%C...H゛me iron core, P...
・Primary winding of Oka, S...Secondary winding of song PT~-, 4...Saturable reactor, 5...,...
Current relay, 5a =...Current relay contact, 6...
...It is a resistor. In addition, the same symbols in each figure are the same.
or a corresponding portion.
Claims (1)
次巻線からなる接地形計器用変圧器において、前記−次
巻線の接地側に電流継電器を接続し、かつ前記二次巻線
の端子間に前記電流継電器の接点を介して抵抗器を接続
するようにしたことを特徴とする接地形計器用変圧器の
鉄共振抑制口−路。In a grounded instrument transformer consisting of an iron core and a primary winding and a secondary winding wound around the iron core, a current relay is connected to the ground side of the secondary winding, and the secondary winding is connected to the ground side of the secondary winding. A ferro-resonance suppressing port for a grounded instrument transformer, characterized in that a resistor is connected between the terminals of the line via the contact of the current relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19111483U JPS6099837U (en) | 1983-12-13 | 1983-12-13 | Ferro-resonance suppression circuit for grounded instrument transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19111483U JPS6099837U (en) | 1983-12-13 | 1983-12-13 | Ferro-resonance suppression circuit for grounded instrument transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6099837U true JPS6099837U (en) | 1985-07-08 |
Family
ID=30411631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19111483U Pending JPS6099837U (en) | 1983-12-13 | 1983-12-13 | Ferro-resonance suppression circuit for grounded instrument transformer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6099837U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008053334A (en) * | 2006-08-23 | 2008-03-06 | Kansai Denki Hoan Kyokai | Voltage transformer for gage, electric facility using the same, high pressure load switching box, and voltage/current transformer for gage |
| JP2019110294A (en) * | 2017-12-04 | 2019-07-04 | イートン インテリジェント パワー リミテッドＥａｔｏｎ Ｉｎｔｅｌｌｉｇｅｎｔ Ｐｏｗｅｒ Ｌｉｍｉｔｅｄ | Current transformer |
| WO2020194374A1 (en) * | 2019-03-22 | 2020-10-01 | 日新電機株式会社 | Ferroresonance suppression device and voltage transformer provided with same |
-
1983
- 1983-12-13 JP JP19111483U patent/JPS6099837U/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008053334A (en) * | 2006-08-23 | 2008-03-06 | Kansai Denki Hoan Kyokai | Voltage transformer for gage, electric facility using the same, high pressure load switching box, and voltage/current transformer for gage |
| JP4615490B2 (en) * | 2006-08-23 | 2011-01-19 | 財団法人 関西電気保安協会 | Instrument transformer and electrical equipment, high-voltage load switch and instrument transformer |
| JP2019110294A (en) * | 2017-12-04 | 2019-07-04 | イートン インテリジェント パワー リミテッドＥａｔｏｎ Ｉｎｔｅｌｌｉｇｅｎｔ Ｐｏｗｅｒ Ｌｉｍｉｔｅｄ | Current transformer |
| WO2020194374A1 (en) * | 2019-03-22 | 2020-10-01 | 日新電機株式会社 | Ferroresonance suppression device and voltage transformer provided with same |
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