FR2460558B1 - - Google Patents
Info
- Publication number
- FR2460558B1 FR2460558B1 FR7916826A FR7916826A FR2460558B1 FR 2460558 B1 FR2460558 B1 FR 2460558B1 FR 7916826 A FR7916826 A FR 7916826A FR 7916826 A FR7916826 A FR 7916826A FR 2460558 B1 FR2460558 B1 FR 2460558B1
- 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
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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
- H02H3/16—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 fault current to earth, frame or mass
- H02H3/17—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 fault current to earth, frame or mass by means of an auxiliary voltage injected into the installation to be protected
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
- G01R27/18—Measuring resistance to earth, i.e. line to ground
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7916826A FR2460558A1 (fr) | 1979-06-29 | 1979-06-29 | Controleur permanent d'isolement electrique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7916826A FR2460558A1 (fr) | 1979-06-29 | 1979-06-29 | Controleur permanent d'isolement electrique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2460558A1 FR2460558A1 (fr) | 1981-01-23 |
| FR2460558B1 true FR2460558B1 (enExample) | 1981-07-31 |
Family
ID=9227271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7916826A Granted FR2460558A1 (fr) | 1979-06-29 | 1979-06-29 | Controleur permanent d'isolement electrique |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2460558A1 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3429067A1 (de) * | 1984-08-07 | 1986-02-20 | Elektromanufaktur Zangenstein Hanauer GmbH & Co, 8471 Altendorf | Schaltung zur kontinuierlichen ueberwachung des erdungswiderstandes elektrischer geraete |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2347807A1 (fr) * | 1976-04-05 | 1977-11-04 | Forclum Force Lumiere Elect | Appareil pour la protection d'un equipement electronique alimente par un reseau de courant continu |
| DE2743159B2 (de) * | 1977-09-26 | 1980-07-10 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Erdschlußüberwachung bei statischen Mittelfrequenzumrichtern |
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1979
- 1979-06-29 FR FR7916826A patent/FR2460558A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2460558A1 (fr) | 1981-01-23 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CL | Concession to grant licenses | ||
| ST | Notification of lapse |