DE2451940C2 - - Google Patents
Info
- Publication number
- DE2451940C2 DE2451940C2 DE2451940A DE2451940A DE2451940C2 DE 2451940 C2 DE2451940 C2 DE 2451940C2 DE 2451940 A DE2451940 A DE 2451940A DE 2451940 A DE2451940 A DE 2451940A DE 2451940 C2 DE2451940 C2 DE 2451940C2
- Authority
- DE
- Germany
- 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.)
- Expired
Links
Classifications
-
- 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
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/268—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured for dc systems
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP48122859A JPS5231067B2 (de) | 1973-11-02 | 1973-11-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2451940A1 DE2451940A1 (de) | 1975-05-28 |
DE2451940C2 true DE2451940C2 (de) | 1987-01-08 |
Family
ID=14846393
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19742451940 Granted DE2451940A1 (de) | 1973-11-02 | 1974-10-31 | Schutzeinrichtung fuer gleichstromuebertragungsleitungen |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5231067B2 (de) |
DE (1) | DE2451940A1 (de) |
GB (1) | GB1492181A (de) |
SE (1) | SE402190B (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4628395A (en) * | 1983-11-21 | 1986-12-09 | Mitsubishi Denki Kabushiki Kaisha | Overload protecting circuit for an inverter device |
US9496702B2 (en) | 2013-07-15 | 2016-11-15 | General Electric Company | Method and system for control and protection of direct current subsea power systems |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH349687A (de) * | 1954-09-07 | 1960-10-31 | Asea Ab |
-
1973
- 1973-11-02 JP JP48122859A patent/JPS5231067B2/ja not_active Expired
-
1974
- 1974-10-30 GB GB47017/74A patent/GB1492181A/en not_active Expired
- 1974-10-31 DE DE19742451940 patent/DE2451940A1/de active Granted
- 1974-11-01 SE SE7413772A patent/SE402190B/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB1492181A (en) | 1977-11-16 |
JPS5073158A (de) | 1975-06-17 |
DE2451940A1 (de) | 1975-05-28 |
SE402190B (sv) | 1978-06-19 |
SE7413772L (de) | 1975-05-05 |
JPS5231067B2 (de) | 1977-08-12 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8128 | New person/name/address of the agent |
Representative=s name: VON FUENER, A., DIPL.-CHEM. DR.RER.NAT. STREHL, P. |
|
8128 | New person/name/address of the agent |
Representative=s name: VON FUENER, A., DIPL.-CHEM. DR.RER.NAT. EBBINGHAUS |
|
8125 | Change of the main classification |
Ipc: H02J 3/36 |
|
D2 | Grant after examination | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: HITACHI, LTD. ELECTRIC POWER DEVELOPMENT CO., LTD. |
|
8364 | No opposition during term of opposition |