JPS49740A - - Google Patents
Info
- Publication number
- JPS49740A JPS49740A JP2653373A JP2653373A JPS49740A JP S49740 A JPS49740 A JP S49740A JP 2653373 A JP2653373 A JP 2653373A JP 2653373 A JP2653373 A JP 2653373A JP S49740 A JPS49740 A JP S49740A
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/06—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using spark-gap arresters
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/04—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Regulation Of General Use Transformers (AREA)
- Protection Of Transformers (AREA)
- Testing Relating To Insulation (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722211986 DE2211986B2 (en) | 1972-03-09 | 1972-03-09 | Overvoltage protection for HV test transformers - uses spark-gaps triggered to short-circuit primary winding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS49740A true JPS49740A (en) | 1974-01-07 |
| JPS5745129B2 JPS5745129B2 (en) | 1982-09-25 |
Family
ID=5838712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48026533A Expired JPS5745129B2 (en) | 1972-03-09 | 1973-03-06 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5745129B2 (en) |
| DE (1) | DE2211986B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5987123U (en) * | 1982-12-02 | 1984-06-13 | アルプス電気株式会社 | Power transformer with discharge device |
| JPS6012294A (en) * | 1983-06-30 | 1985-01-22 | Sanou Kogyo Kk | Production of composite pipe |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2523292A1 (en) * | 2011-05-09 | 2012-11-14 | ABB Technology AG | A method and a system for protecting a power transformer against voltage surges while the circuit breaker is opening |
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1972
- 1972-03-09 DE DE19722211986 patent/DE2211986B2/en not_active Ceased
-
1973
- 1973-03-06 JP JP48026533A patent/JPS5745129B2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5987123U (en) * | 1982-12-02 | 1984-06-13 | アルプス電気株式会社 | Power transformer with discharge device |
| JPS6012294A (en) * | 1983-06-30 | 1985-01-22 | Sanou Kogyo Kk | Production of composite pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2211986B2 (en) | 1979-05-23 |
| DE2211986A1 (en) | 1973-09-20 |
| JPS5745129B2 (en) | 1982-09-25 |