JPS4891520A - - Google Patents
Info
- Publication number
- JPS4891520A JPS4891520A JP2294172A JP2294172A JPS4891520A JP S4891520 A JPS4891520 A JP S4891520A JP 2294172 A JP2294172 A JP 2294172A JP 2294172 A JP2294172 A JP 2294172A JP S4891520 A JPS4891520 A JP S4891520A
- Authority
- JP
- Japan
- 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2294172A JPS4891520A (en) | 1972-03-06 | 1972-03-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2294172A JPS4891520A (en) | 1972-03-06 | 1972-03-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4891520A true JPS4891520A (en) | 1973-11-28 |
Family
ID=12096638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2294172A Pending JPS4891520A (en) | 1972-03-06 | 1972-03-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4891520A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58136229A (en) * | 1982-02-04 | 1983-08-13 | 日新電機株式会社 | Transformer for instrument with relay error operation preventing unit |
| JP2012503960A (en) * | 2008-09-24 | 2012-02-09 | アーベーベー・リサーチ・リミテッド | Method and apparatus for managing a secondary circuit of an instrument transformer in a power system |
| JP2013135129A (en) * | 2011-12-27 | 2013-07-08 | Toshiba Corp | Abnormality detection method of instrument transformer and protection method of circuit |
-
1972
- 1972-03-06 JP JP2294172A patent/JPS4891520A/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58136229A (en) * | 1982-02-04 | 1983-08-13 | 日新電機株式会社 | Transformer for instrument with relay error operation preventing unit |
| JP2012503960A (en) * | 2008-09-24 | 2012-02-09 | アーベーベー・リサーチ・リミテッド | Method and apparatus for managing a secondary circuit of an instrument transformer in a power system |
| JP2013135129A (en) * | 2011-12-27 | 2013-07-08 | Toshiba Corp | Abnormality detection method of instrument transformer and protection method of circuit |