FR2659744B1 - DEVICE FOR DETECTING FAULTS IN ELECTRICAL INSULATION FOR INSTALLATION UNDER VOLTAGE. - Google Patents
DEVICE FOR DETECTING FAULTS IN ELECTRICAL INSULATION FOR INSTALLATION UNDER VOLTAGE.Info
- Publication number
- FR2659744B1 FR2659744B1 FR9003384A FR9003384A FR2659744B1 FR 2659744 B1 FR2659744 B1 FR 2659744B1 FR 9003384 A FR9003384 A FR 9003384A FR 9003384 A FR9003384 A FR 9003384A FR 2659744 B1 FR2659744 B1 FR 2659744B1
- Authority
- FR
- France
- Prior art keywords
- electrical insulation
- under voltage
- detecting faults
- installation under
- faults
- 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 - Lifetime
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
- H02H3/14—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 occurrence of voltage on parts normally at earth potential
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Emergency Protection Circuit Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9003384A FR2659744B1 (en) | 1990-03-16 | 1990-03-16 | DEVICE FOR DETECTING FAULTS IN ELECTRICAL INSULATION FOR INSTALLATION UNDER VOLTAGE. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9003384A FR2659744B1 (en) | 1990-03-16 | 1990-03-16 | DEVICE FOR DETECTING FAULTS IN ELECTRICAL INSULATION FOR INSTALLATION UNDER VOLTAGE. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2659744A1 FR2659744A1 (en) | 1991-09-20 |
FR2659744B1 true FR2659744B1 (en) | 1992-07-24 |
Family
ID=9394816
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9003384A Expired - Lifetime FR2659744B1 (en) | 1990-03-16 | 1990-03-16 | DEVICE FOR DETECTING FAULTS IN ELECTRICAL INSULATION FOR INSTALLATION UNDER VOLTAGE. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2659744B1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2947054A1 (en) * | 2009-06-23 | 2010-12-24 | Schneider Electric Ind Sas | DEVICE AND METHOD FOR INDICATING ELECTRICAL DEFECTS, ASSEMBLY AND ELECTRICAL TABLE COMPRISING SUCH A DEVICE |
NL2003829C2 (en) * | 2009-11-19 | 2011-05-23 | Liandon B V | ELECTRICITY DISTRIBUTION SYSTEM, AND METHOD FOR ADAPTING A TT ELECTRICITY DISTRIBUTION NETWORK. |
CN113125915B (en) * | 2020-01-15 | 2024-06-25 | 上海海拉电子有限公司 | Detection circuit and method for rapidly diagnosing insulation fault |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7600903A (en) * | 1975-01-31 | 1976-08-03 | Henri Parrier Jean Parrier En | SECURITY DEVICE. |
FR2444359A1 (en) * | 1978-12-12 | 1980-07-11 | Barthelemy Louis | Power equipment circuit for electrocution protection - overcomes sensitivity problems by measuring imbalance between abnormal earth leakage currents, power input and power output currents |
FR2468130A1 (en) * | 1979-10-23 | 1981-04-30 | Sfec | Mains isolation fault detector - has rectifier bridge and circuit activating relay connected to light emitting diode when leakage exceeds threshold |
-
1990
- 1990-03-16 FR FR9003384A patent/FR2659744B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2659744A1 (en) | 1991-09-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |