FR1221838A - Disjoncteur à relais différentiel perfectionné - Google Patents
Disjoncteur à relais différentiel perfectionnéInfo
- Publication number
- FR1221838A FR1221838A FR784089A FR784089A FR1221838A FR 1221838 A FR1221838 A FR 1221838A FR 784089 A FR784089 A FR 784089A FR 784089 A FR784089 A FR 784089A FR 1221838 A FR1221838 A FR 1221838A
- Authority
- FR
- France
- Prior art keywords
- circuit breaker
- relay circuit
- differential relay
- advanced differential
- advanced
- Prior art date
- 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
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
- H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR784089A FR1221838A (fr) | 1959-01-15 | 1959-01-15 | Disjoncteur à relais différentiel perfectionné |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR784089A FR1221838A (fr) | 1959-01-15 | 1959-01-15 | Disjoncteur à relais différentiel perfectionné |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1221838A true FR1221838A (fr) | 1960-06-03 |
Family
ID=8710172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR784089A Expired FR1221838A (fr) | 1959-01-15 | 1959-01-15 | Disjoncteur à relais différentiel perfectionné |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1221838A (fr) |
-
1959
- 1959-01-15 FR FR784089A patent/FR1221838A/fr not_active Expired
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