DK465381A - FLOOD PROTECTION DEVICES - Google Patents
FLOOD PROTECTION DEVICESInfo
- Publication number
- DK465381A DK465381A DK465381A DK465381A DK465381A DK 465381 A DK465381 A DK 465381A DK 465381 A DK465381 A DK 465381A DK 465381 A DK465381 A DK 465381A DK 465381 A DK465381 A DK 465381A
- Authority
- DK
- Denmark
- Prior art keywords
- protection devices
- flood protection
- flood
- devices
- protection
- Prior art date
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
- H02H3/08—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 excess current
- H02H3/093—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 excess current with timing means
- H02H3/0935—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 excess current with timing means the timing being determined by numerical means
-
- 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
- H02H3/08—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 excess current
- H02H3/10—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 excess current additionally responsive to some other abnormal electrical conditions
- H02H3/105—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 excess current additionally responsive to some other abnormal electrical conditions responsive to excess current and fault current to earth
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8006199 | 1980-02-23 | ||
PCT/GB1981/000026 WO1981002496A1 (en) | 1980-02-23 | 1981-02-23 | Overcurrent protection devices |
Publications (1)
Publication Number | Publication Date |
---|---|
DK465381A true DK465381A (en) | 1981-10-21 |
Family
ID=10511631
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK465381A DK465381A (en) | 1980-02-23 | 1981-10-21 | FLOOD PROTECTION DEVICES |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0047749A1 (en) |
JP (1) | JPS57500313A (en) |
DK (1) | DK465381A (en) |
WO (1) | WO1981002496A1 (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NZ196611A (en) * | 1980-04-15 | 1985-07-31 | Westinghouse Electric Corp | Microprocessor control of interrupter trip functions |
DE3137496C2 (en) * | 1981-09-21 | 1990-01-25 | Siemens AG, 1000 Berlin und 8000 München | Digital overcurrent release |
JPS58172927A (en) * | 1982-04-02 | 1983-10-11 | 株式会社日立製作所 | Overload protecting device |
DE3311240A1 (en) * | 1982-04-05 | 1983-10-13 | Siemens-Allis, Inc., 30338 Atlanta, Ga. | Monitoring apparatus with a switching device |
CA1193317A (en) * | 1982-05-07 | 1985-09-10 | Canadian General Electric Company Limited | Thermal model for electrical apparatus |
FR2578090B1 (en) * | 1985-02-25 | 1989-12-01 | Merlin Gerin | CIRCUIT BREAKER WITH DIGITAL STATIC TRIGGER WITH REVERSE TIME TRIGGERING FUNCTION |
FR2578092B1 (en) * | 1985-02-25 | 1987-03-06 | Merlin Gerin | CIRCUIT BREAKER WITH STATIC TRIGGER WITH SAMPLING AND LOCK AT THE LAST SIGNAL CRETE |
FR2578113B1 (en) * | 1985-02-25 | 1988-04-15 | Merlin Gerin | DIGITAL STATIC TRIGGER WITH OPTIONAL FUNCTIONS FOR AN ELECTRIC CIRCUIT BREAKER |
FR2578112B1 (en) * | 1985-02-25 | 1988-03-18 | Merlin Gerin | CIRCUIT BREAKER WITH STATIC TRIGGER WITH DIGITAL PROCESSING CHAIN SHUNTE BY AN ANALOGUE PROCESSING CHAIN |
EP0222688A3 (en) * | 1985-11-08 | 1989-03-01 | Siemens Aktiengesellschaft | Device for remote-controlled modification of tripping values of a switchgear and procedure for converting a switchgear |
US4967304A (en) * | 1988-10-11 | 1990-10-30 | General Electric Company | Digital circuit interrupter with electric motor trip parameters |
FR2691302B1 (en) * | 1992-05-12 | 1997-04-04 | Merlin Gerin | ELECTRONIC TRIGGER COMPRISING A CORRECTION DEVICE. |
JPH1042452A (en) * | 1996-07-25 | 1998-02-13 | Hitachi Ltd | Circuit breaker |
US6011416A (en) * | 1997-02-19 | 2000-01-04 | Harness System Technologies Research Ltd. | Switch circuit having excess-current detection function |
DE10244749B3 (en) * | 2002-09-25 | 2004-04-08 | Siemens Ag | Circuit arrangement for limiting overvoltages in power semiconductor components and method for controlling a power semiconductor component |
CN103354967B (en) | 2010-10-28 | 2016-05-11 | Abb技术有限公司 | The protective relay of sensitive earth-fault protection |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4017766A (en) * | 1975-08-04 | 1977-04-12 | Westinghouse Electric Corporation | Inverse time-overcurrent relay using successive linear approximations |
ES468764A1 (en) * | 1978-04-13 | 1979-10-01 | Arteche Instr Sistemas | A new delayed action electrical protection device, depending on an adjusted magnitude. |
GB2020124B (en) * | 1978-04-27 | 1982-08-25 | Tokyo Shibaura Electric Co | Overcurrent protection |
-
1981
- 1981-02-23 WO PCT/GB1981/000026 patent/WO1981002496A1/en not_active Application Discontinuation
- 1981-02-23 JP JP50064681A patent/JPS57500313A/ja active Pending
- 1981-02-23 EP EP19810900439 patent/EP0047749A1/en not_active Withdrawn
- 1981-10-21 DK DK465381A patent/DK465381A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPS57500313A (en) | 1982-02-18 |
WO1981002496A1 (en) | 1981-09-03 |
EP0047749A1 (en) | 1982-03-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHB | Application shelved due to non-payment |