FR2059627A1 - - Google Patents
Info
- Publication number
- FR2059627A1 FR2059627A1 FR7030546A FR7030546A FR2059627A1 FR 2059627 A1 FR2059627 A1 FR 2059627A1 FR 7030546 A FR7030546 A FR 7030546A FR 7030546 A FR7030546 A FR 7030546A FR 2059627 A1 FR2059627 A1 FR 2059627A1
- 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.)
- Withdrawn
Links
Classifications
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- 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
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- 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
- H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
- H02H3/33—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US85652369A | 1969-08-22 | 1969-08-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2059627A1 true FR2059627A1 (fr) | 1971-06-04 |
Family
ID=25323842
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7030546A Withdrawn FR2059627A1 (fr) | 1969-08-22 | 1970-08-20 |
Country Status (4)
Country | Link |
---|---|
AU (1) | AU1768770A (fr) |
DE (1) | DE2036134A1 (fr) |
FR (1) | FR2059627A1 (fr) |
ZA (1) | ZA704647B (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54135331A (en) * | 1978-04-11 | 1979-10-20 | Mitsubishi Electric Corp | Ground fault detector |
EP0177879A3 (fr) * | 1984-10-06 | 1987-08-19 | WIK Elektro-Hausgeräte-Vertriebsgesellschaft mbH & Co. Produktions-Kommanditgesellschaft | Circuit sensible aux courants de défaut |
CN118091486B (zh) * | 2024-04-18 | 2024-06-28 | 山东云开电力有限公司 | 一种电力开关柜状态监测系统 |
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1970
- 1970-07-06 ZA ZA704647A patent/ZA704647B/xx unknown
- 1970-07-16 AU AU17687/70A patent/AU1768770A/en not_active Expired
- 1970-07-21 DE DE19702036134 patent/DE2036134A1/de active Pending
- 1970-08-20 FR FR7030546A patent/FR2059627A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
AU1768770A (en) | 1972-01-20 |
ZA704647B (en) | 1971-03-31 |
DE2036134A1 (de) | 1971-02-25 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |