JPS5396428A - Transformer for earthing resistance measuring device - Google Patents
Transformer for earthing resistance measuring deviceInfo
- Publication number
- JPS5396428A JPS5396428A JP1054277A JP1054277A JPS5396428A JP S5396428 A JPS5396428 A JP S5396428A JP 1054277 A JP1054277 A JP 1054277A JP 1054277 A JP1054277 A JP 1054277A JP S5396428 A JPS5396428 A JP S5396428A
- Authority
- JP
- Japan
- Prior art keywords
- transformer
- measuring device
- resistance measuring
- earthing resistance
- cores
- 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
Abstract
PURPOSE: To eliminate the effect of external magnetic field and of interference on cores wound with pouring coils and on cores wound with detecting coils, by putting these cores into separated shield rooms constituted in one body.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52010542A JPS5949547B2 (en) | 1977-02-02 | 1977-02-02 | Transformer for earth resistance measuring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52010542A JPS5949547B2 (en) | 1977-02-02 | 1977-02-02 | Transformer for earth resistance measuring device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5396428A true JPS5396428A (en) | 1978-08-23 |
JPS5949547B2 JPS5949547B2 (en) | 1984-12-03 |
Family
ID=11753138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52010542A Expired JPS5949547B2 (en) | 1977-02-02 | 1977-02-02 | Transformer for earth resistance measuring device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5949547B2 (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5473975U (en) * | 1977-11-04 | 1979-05-25 | ||
JPS553711U (en) * | 1978-06-21 | 1980-01-11 | ||
JPS553710U (en) * | 1978-06-21 | 1980-01-11 | ||
JPS5865575U (en) * | 1981-10-28 | 1983-05-04 | 高周波熱錬株式会社 | Current transformer for high frequency large current measurement |
JPH08220141A (en) * | 1995-02-15 | 1996-08-30 | Multi Keisokki Kk | Split dc zero-phase current transformer |
JP2007309732A (en) * | 2006-05-17 | 2007-11-29 | Hioki Ee Corp | Magnetic sensor and current measurement apparatus |
JP2010203874A (en) * | 2009-03-03 | 2010-09-16 | Hioki Ee Corp | Device for measuring resistance |
JP2013231625A (en) * | 2012-04-27 | 2013-11-14 | Hioki Ee Corp | Clamping impedance measuring device |
US8914249B2 (en) | 2008-06-30 | 2014-12-16 | Hioki Denki Kabushiki Kaisha | Resistance measuring apparatus |
JP2021530683A (en) * | 2018-07-02 | 2021-11-11 | フルークコーポレイションFluke Corporation | Current transformer |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62119325U (en) * | 1986-01-20 | 1987-07-29 | ||
JPH0664757A (en) * | 1992-08-20 | 1994-03-08 | Shimamura Haguruma Seisakusho:Kk | Loading/unloading device for truck |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5616384A (en) * | 1979-07-20 | 1981-02-17 | Dainippon Printing Co Ltd | Transmissive type color television apparatus |
-
1977
- 1977-02-02 JP JP52010542A patent/JPS5949547B2/en not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5616384A (en) * | 1979-07-20 | 1981-02-17 | Dainippon Printing Co Ltd | Transmissive type color television apparatus |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5473975U (en) * | 1977-11-04 | 1979-05-25 | ||
JPS553711U (en) * | 1978-06-21 | 1980-01-11 | ||
JPS553710U (en) * | 1978-06-21 | 1980-01-11 | ||
JPS5865575U (en) * | 1981-10-28 | 1983-05-04 | 高周波熱錬株式会社 | Current transformer for high frequency large current measurement |
JPS6313497Y2 (en) * | 1981-10-28 | 1988-04-16 | ||
JPH08220141A (en) * | 1995-02-15 | 1996-08-30 | Multi Keisokki Kk | Split dc zero-phase current transformer |
JP2007309732A (en) * | 2006-05-17 | 2007-11-29 | Hioki Ee Corp | Magnetic sensor and current measurement apparatus |
JP4648241B2 (en) * | 2006-05-17 | 2011-03-09 | 日置電機株式会社 | Magnetic sensor and current measuring device |
US8914249B2 (en) | 2008-06-30 | 2014-12-16 | Hioki Denki Kabushiki Kaisha | Resistance measuring apparatus |
JP2010203874A (en) * | 2009-03-03 | 2010-09-16 | Hioki Ee Corp | Device for measuring resistance |
JP2013231625A (en) * | 2012-04-27 | 2013-11-14 | Hioki Ee Corp | Clamping impedance measuring device |
JP2021530683A (en) * | 2018-07-02 | 2021-11-11 | フルークコーポレイションFluke Corporation | Current transformer |
EP3819923A4 (en) * | 2018-07-02 | 2022-04-06 | Fluke Corporation | Current transformer |
Also Published As
Publication number | Publication date |
---|---|
JPS5949547B2 (en) | 1984-12-03 |
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