GB9403463D0 - An electrical earth leakage circuit - Google Patents
An electrical earth leakage circuitInfo
- Publication number
- GB9403463D0 GB9403463D0 GB9403463A GB9403463A GB9403463D0 GB 9403463 D0 GB9403463 D0 GB 9403463D0 GB 9403463 A GB9403463 A GB 9403463A GB 9403463 A GB9403463 A GB 9403463A GB 9403463 D0 GB9403463 D0 GB 9403463D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- earth leakage
- leakage circuit
- electrical earth
- electrical
- circuit
- 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.)
- Pending
Links
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9403463A GB9403463D0 (en) | 1994-02-23 | 1994-02-23 | An electrical earth leakage circuit |
GB9414931A GB2286933A (en) | 1994-02-23 | 1994-07-25 | Earth leakage detection circuit and differential transformer |
TW83107373A TW288103B (en) | 1994-02-23 | 1994-08-12 | |
PCT/SG1995/000001 WO1996026567A1 (en) | 1994-02-23 | 1995-02-23 | An earth leakage detector circuit |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9403463A GB9403463D0 (en) | 1994-02-23 | 1994-02-23 | An electrical earth leakage circuit |
PCT/SG1995/000001 WO1996026567A1 (en) | 1994-02-23 | 1995-02-23 | An earth leakage detector circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
GB9403463D0 true GB9403463D0 (en) | 1994-04-13 |
Family
ID=26304382
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9403463A Pending GB9403463D0 (en) | 1994-02-23 | 1994-02-23 | An electrical earth leakage circuit |
GB9414931A Withdrawn GB2286933A (en) | 1994-02-23 | 1994-07-25 | Earth leakage detection circuit and differential transformer |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9414931A Withdrawn GB2286933A (en) | 1994-02-23 | 1994-07-25 | Earth leakage detection circuit and differential transformer |
Country Status (2)
Country | Link |
---|---|
GB (2) | GB9403463D0 (en) |
WO (1) | WO1996026567A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6388451B1 (en) * | 2000-08-16 | 2002-05-14 | Ford Global Technologies, Inc. | Leakage current cancellation device |
CA2693300C (en) * | 2007-07-24 | 2012-10-23 | Panasonic Electric Works Co., Ltd. | Charging monitor |
RU204520U1 (en) * | 2021-04-22 | 2021-05-28 | Евгений Николаевич Коптяев | LEAKAGE CURRENT SENSOR |
RU206047U1 (en) * | 2021-06-12 | 2021-08-17 | Евгений Николаевич Коптяев | IMPROVED LEAKAGE CURRENT SENSOR |
RU206272U1 (en) * | 2021-06-13 | 2021-09-02 | Евгений Николаевич Коптяев | LEAKAGE CURRENT SENSOR WITH INCREASED SENSITIVITY |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1538369B2 (en) * | 1966-10-14 | 1975-07-24 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Residual current circuit breaker |
US4216515A (en) * | 1973-03-28 | 1980-08-05 | Eaton Corporation | Ground fault interrupter |
US3953767A (en) * | 1974-04-15 | 1976-04-27 | Rca Corporation | Ground fault detection apparatus |
US3996513A (en) * | 1975-04-24 | 1976-12-07 | Butler Fred C | Differential microampere current sensor |
FR2449992A1 (en) * | 1979-02-20 | 1980-09-19 | Osmond Max | Safety circuit to prevent electrocution - has parallel resistance and few-turns coil in mains earth lead controlling mains switch via close-coupled sensing coil of control circuit |
FR2454198A2 (en) * | 1979-04-09 | 1980-11-07 | Osmond Max | Enhanced sensitivity earth leakage cut=out - has toroidal transformer with differential line and neutral windings |
GB2108339B (en) * | 1981-07-07 | 1985-08-07 | Secr Defence | Electric protective circuits |
DE3402028C2 (en) * | 1984-01-21 | 1986-04-24 | Felten & Guilleaume Energietechnik GmbH, 5000 Köln | Protection circuit for a safety device to increase the protection level |
DE3571173D1 (en) * | 1985-01-28 | 1989-07-27 | Kopp Gmbh & Co Kg Heinrich | Gfi circuit breaker in the form of a connecting plug |
GB2177859B (en) * | 1985-07-19 | 1989-07-26 | Mk Electric Ltd | Protection apparatus for use in a power supply circuit |
GB2178915B (en) * | 1985-08-05 | 1988-12-14 | Mk Electric Ltd | Power supply protection apparatus |
JPH0475414A (en) * | 1990-07-13 | 1992-03-10 | Mitsubishi Electric Corp | Leakage circuit breaker |
GB2268011B (en) * | 1992-06-18 | 1995-11-29 | Shakira Ltd | A residual current device |
-
1994
- 1994-02-23 GB GB9403463A patent/GB9403463D0/en active Pending
- 1994-07-25 GB GB9414931A patent/GB2286933A/en not_active Withdrawn
-
1995
- 1995-02-23 WO PCT/SG1995/000001 patent/WO1996026567A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
GB2286933A (en) | 1995-08-30 |
WO1996026567A1 (en) | 1996-08-29 |
GB9414931D0 (en) | 1994-09-14 |
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