AU1658492A - Electrical protection devices - Google Patents
Electrical protection devicesInfo
- Publication number
- AU1658492A AU1658492A AU16584/92A AU1658492A AU1658492A AU 1658492 A AU1658492 A AU 1658492A AU 16584/92 A AU16584/92 A AU 16584/92A AU 1658492 A AU1658492 A AU 1658492A AU 1658492 A AU1658492 A AU 1658492A
- Authority
- AU
- Australia
- Prior art keywords
- protection devices
- electrical protection
- electrical
- devices
- protection
- 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.)
- Abandoned
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
- H02H3/26—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
-
- 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
- H02H3/338—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 also responsive to wiring error, e.g. loss of neutral, break
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9109477 | 1991-05-02 | ||
GB919109477A GB9109477D0 (en) | 1991-05-02 | 1991-05-02 | Electrical protection devices |
Publications (1)
Publication Number | Publication Date |
---|---|
AU1658492A true AU1658492A (en) | 1992-12-21 |
Family
ID=10694328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU16584/92A Abandoned AU1658492A (en) | 1991-05-02 | 1992-05-01 | Electrical protection devices |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU1658492A (en) |
GB (2) | GB9109477D0 (en) |
WO (1) | WO1992020130A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7190124B2 (en) | 2005-05-16 | 2007-03-13 | Lutron Electronics Co., Inc. | Two-wire dimmer with power supply and load protection circuit in the event of switch failure |
US8179157B2 (en) | 2009-01-21 | 2012-05-15 | Trane International Inc. | Setup and method for testing a permanent magnet motor |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3963963A (en) * | 1975-04-22 | 1976-06-15 | Rca Corporation | Ground-fault detection system |
US4180841A (en) * | 1977-11-21 | 1979-12-25 | Westinghouse Electric Corp. | Ground fault circuit interrupter with grounded neutral protection |
GB2081994B (en) * | 1980-08-11 | 1983-04-07 | South Eastern Elec Board | Pulse sampled e l c b |
GB2159354B (en) * | 1984-04-03 | 1987-10-28 | Birmid Qualcast | Electrical protective devices |
IE56011B1 (en) * | 1985-01-29 | 1991-03-13 | Atreus Enterprises Limited | Improved residual current device |
GB8512133D0 (en) * | 1985-05-14 | 1985-06-19 | Dorman Smith Switchgear Ltd | Residual current detector |
GB8524705D0 (en) * | 1985-10-07 | 1985-11-13 | Duraplug Elect Ltd | Residual current circuit breaker |
IE880341L (en) * | 1988-02-08 | 1989-08-08 | Patrick Ward | Ground fault current interrupter circuit |
GB2224404B (en) * | 1988-10-25 | 1993-03-17 | Shakira Ltd | Residual current device |
GB2244398B (en) * | 1990-05-25 | 1994-03-16 | Mk Electric Ltd | Electrical protection devices |
-
1991
- 1991-05-02 GB GB919109477A patent/GB9109477D0/en active Pending
-
1992
- 1992-05-01 GB GB9209542A patent/GB2255456B/en not_active Expired - Fee Related
- 1992-05-01 AU AU16584/92A patent/AU1658492A/en not_active Abandoned
- 1992-05-01 WO PCT/GB1992/000809 patent/WO1992020130A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB9109477D0 (en) | 1991-06-26 |
GB2255456B (en) | 1995-02-01 |
WO1992020130A1 (en) | 1992-11-12 |
GB9209542D0 (en) | 1992-06-17 |
GB2255456A (en) | 1992-11-04 |
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