FR548153A - - Google Patents
Info
- Publication number
- FR548153A FR548153A FR548153DA FR548153A FR 548153 A FR548153 A FR 548153A FR 548153D A FR548153D A FR 548153DA FR 548153 A FR548153 A FR 548153A
- Authority
- FR
- France
- 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
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/08—Limitation or suppression of earth fault currents, e.g. Petersen coil
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT391230X | 1921-02-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR548153A true FR548153A (en) | 1923-01-09 |
Family
ID=3673343
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR548153D Expired FR548153A (en) | 1921-02-17 | ||
| FR29493D Expired FR29493E (en) | 1921-02-17 | 1924-08-14 | Coil for extinguishing discharges to earth |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR29493D Expired FR29493E (en) | 1921-02-17 | 1924-08-14 | Coil for extinguishing discharges to earth |
Country Status (2)
| Country | Link |
|---|---|
| DE (2) | DE391230C (en) |
| FR (2) | FR29493E (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2824978A (en) * | 1953-11-09 | 1958-02-25 | Asea Ab | Arrangement for polyphase networks provided with means for high speed reclosing |
| US3509507A (en) * | 1968-12-30 | 1970-04-28 | Westinghouse Electric Corp | Grounded y - y three-phase transformer |
-
0
- FR FR548153D patent/FR548153A/fr not_active Expired
-
1921
- 1921-07-17 DE DEG54341D patent/DE391230C/en not_active Expired
-
1924
- 1924-07-29 DE DEE31052D patent/DE451583C/en not_active Expired
- 1924-08-14 FR FR29493D patent/FR29493E/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE391230C (en) | 1924-02-29 |
| FR29493E (en) | 1925-08-07 |
| DE451583C (en) | 1927-10-21 |