SE342944B - - Google Patents
Info
- Publication number
- SE342944B SE342944B SE270467A SE270467A SE342944B SE 342944 B SE342944 B SE 342944B SE 270467 A SE270467 A SE 270467A SE 270467 A SE270467 A SE 270467A SE 342944 B SE342944 B SE 342944B
- Authority
- SE
- Sweden
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/38—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current
- H02H3/382—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current involving phase comparison between current and voltage or between values derived from current and voltage
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1966D0049484 DE1538421B2 (de) | 1966-03-02 | 1966-03-02 | Schnelldistanzschutz nach dem prinzip des nulldurchgangsvergleiches mit einem auch bei transienten vorgaengen unveraenderlichen ausloesepolygon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE342944B true SE342944B (en:Method) | 1972-02-21 |
Family
ID=7051924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE270467A SE342944B (en:Method) | 1966-03-02 | 1967-02-27 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE694779A (en:Method) |
| CH (1) | CH489932A (en:Method) |
| DE (1) | DE1538421B2 (en:Method) |
| NL (1) | NL6703112A (en:Method) |
| SE (1) | SE342944B (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6240019A (ja) * | 1985-08-13 | 1987-02-21 | 三菱電機株式会社 | デジタル距離継電方式 |
| AU603871B2 (en) * | 1987-03-03 | 1990-11-29 | Mitsubishi Denki Kabushiki Kaisha | Digital locator |
-
1966
- 1966-03-02 DE DE1966D0049484 patent/DE1538421B2/de not_active Withdrawn
-
1967
- 1967-02-27 NL NL6703112A patent/NL6703112A/xx unknown
- 1967-02-27 SE SE270467A patent/SE342944B/xx unknown
- 1967-02-28 BE BE694779D patent/BE694779A/xx unknown
- 1967-02-28 CH CH326767A patent/CH489932A/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH489932A (de) | 1970-04-30 |
| DE1538421A1 (de) | 1970-02-26 |
| NL6703112A (en:Method) | 1967-09-04 |
| BE694779A (en:Method) | 1967-07-31 |
| DE1538421B2 (de) | 1977-10-20 |