BE380305A - - Google Patents
Info
- Publication number
- BE380305A BE380305A BE380305DA BE380305A BE 380305 A BE380305 A BE 380305A BE 380305D A BE380305D A BE 380305DA BE 380305 A BE380305 A BE 380305A
- Authority
- BE
- Belgium
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
- H02H7/261—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 involving signal transmission between at least two stations
- H02H7/262—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 involving signal transmission between at least two stations involving transmissions of switching or blocking orders
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR884982X | 1930-06-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE380305A true BE380305A (ja) |
Family
ID=9375198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE380305D BE380305A (ja) | 1930-06-05 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2075709A (ja) |
| BE (1) | BE380305A (ja) |
| DE (1) | DE884982C (ja) |
| FR (1) | FR711986A (ja) |
| GB (1) | GB383972A (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2425735A (en) * | 1945-03-29 | 1947-08-19 | Westinghouse Electric Corp | Impedance type distance relay |
| CH320547A (de) * | 1954-07-10 | 1957-03-31 | Bbc Brown Boveri & Cie | Schutzschaltung für Hochspannungsleitungen mit Seriekondensatoren |
| US3072827A (en) * | 1957-04-01 | 1963-01-08 | Joy Mfg Co | Circuit protecting device |
| DE1280971B (de) * | 1965-01-07 | 1968-10-24 | Horst Bender | Schutzeinrichtung fuer elektrische Netze oder Anlagen |
| FR2523779A1 (fr) * | 1982-03-22 | 1983-09-23 | Berdanos Guy | Dispositif isole de transmission binaire par ligne electrique |
-
0
- BE BE380305D patent/BE380305A/xx unknown
-
1930
- 1930-06-05 FR FR711986D patent/FR711986A/fr not_active Expired
-
1931
- 1931-06-02 US US541652A patent/US2075709A/en not_active Expired - Lifetime
- 1931-06-03 DE DEA8566D patent/DE884982C/de not_active Expired
- 1931-06-05 GB GB16483/31A patent/GB383972A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2075709A (en) | 1937-03-30 |
| GB383972A (en) | 1932-12-01 |
| DE884982C (de) | 1953-07-30 |
| FR711986A (fr) | 1931-09-22 |