JPS5812871U - Insulation resistance measuring device - Google Patents
Insulation resistance measuring deviceInfo
- Publication number
- JPS5812871U JPS5812871U JP10568681U JP10568681U JPS5812871U JP S5812871 U JPS5812871 U JP S5812871U JP 10568681 U JP10568681 U JP 10568681U JP 10568681 U JP10568681 U JP 10568681U JP S5812871 U JPS5812871 U JP S5812871U
- Authority
- JP
- Japan
- Prior art keywords
- measuring device
- insulation resistance
- voltage system
- primary winding
- resistance measuring
- 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
- Measurement Of Resistance Or Impedance (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図は従来の信号一括注入方式による絶縁抵抗装置の
高圧系統への適用回路図、第２図は本考案に従う信号単
相注入、順次切換方式による絶縁抵抗装置の高圧系統へ
の適用回路図である。
１２：接地形計器用変圧器。Figure 1 is a circuit diagram of an insulation resistance device applied to a high-voltage system using the conventional signal batch injection method, and Figure 2 is a circuit diagram of an insulation resistance device applied to a high-voltage system using the signal single-phase injection and sequential switching method according to the present invention. It is. 12: Grounded instrument transformer.
Claims (1)
この１次巻線の各相に結合した２次巻線を有する接地形
計器用変圧器を使用し、高圧系統の周波数より低周波の
電圧信号をこの計器用変圧器の２次より１次に伝え、高
圧系統を経て接地線に戻ってきた電流信号を検出するこ
とにより高圧系統の絶縁抵抗を測定する絶縁抵抗測定装
置において、前記電圧信号をｐ波器を介して前記計器用
変圧器の２次巻線のいずれかひとつの相にのみ印加し、
かつ印加する相を順次切換えるようにしたことを特徴と
する絶縁測定装置。The primary winding wire inserted between the grounding wire and each electric circuit of the high voltage system,
A grounded instrument transformer having a secondary winding coupled to each phase of this primary winding is used to transfer a voltage signal of a lower frequency than the frequency of the high voltage system from the secondary of this instrument transformer to the primary winding. In an insulation resistance measuring device that measures the insulation resistance of a high-voltage system by detecting a current signal transmitted through the high-voltage system and returned to a grounding wire, the voltage signal is passed through a p-wave device to two of the potential transformers. Apply only to one phase of the next winding,
An insulation measuring device characterized in that the phases to be applied are sequentially switched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10568681U JPS5812871U (en) | 1981-07-16 | 1981-07-16 | Insulation resistance measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10568681U JPS5812871U (en) | 1981-07-16 | 1981-07-16 | Insulation resistance measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5812871U true JPS5812871U (en) | 1983-01-27 |
Family
ID=29900216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10568681U Pending JPS5812871U (en) | 1981-07-16 | 1981-07-16 | Insulation resistance measuring device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5812871U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014211400A (en) * | 2013-04-22 | 2014-11-13 | 中国電力株式会社 | Indirect ac megger measuring instrument and insulation resistance measuring method |
-
1981
- 1981-07-16 JP JP10568681U patent/JPS5812871U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014211400A (en) * | 2013-04-22 | 2014-11-13 | 中国電力株式会社 | Indirect ac megger measuring instrument and insulation resistance measuring method |
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