PT800251E - Sistema de proteccao de um transformador de distribuicao trifasico isolado num dielectrico liquido - Google Patents
Sistema de proteccao de um transformador de distribuicao trifasico isolado num dielectrico liquidoInfo
- Publication number
- PT800251E PT800251E PT97400556T PT97400556T PT800251E PT 800251 E PT800251 E PT 800251E PT 97400556 T PT97400556 T PT 97400556T PT 97400556 T PT97400556 T PT 97400556T PT 800251 E PT800251 E PT 800251E
- Authority
- PT
- Portugal
- Prior art keywords
- voltage
- protecting
- phase distribution
- distribution transformer
- liquid dielectric
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/04—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for transformers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/0241—Structural association of a fuse and another component or apparatus
- H01H2085/0291—Structural association with a current transformer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/122—Automatic release mechanisms with or without manual release actuated by blowing of a fuse
-
- 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
- H02H3/02—Details
- H02H3/021—Details concerning the disconnection itself, e.g. at a particular instant, particularly at zero value of current, disconnection in a predetermined order
- H02H3/023—Details concerning the disconnection itself, e.g. at a particular instant, particularly at zero value of current, disconnection in a predetermined order by short-circuiting
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Protection Of Transformers (AREA)
- Insulating Of Coils (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9604248A FR2747245B1 (fr) | 1996-04-04 | 1996-04-04 | Systeme de protection d'un transformateur de distribution triphase a isolation dans un dielectrique liquide |
Publications (1)
Publication Number | Publication Date |
---|---|
PT800251E true PT800251E (pt) | 2004-06-30 |
Family
ID=9490913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT97400556T PT800251E (pt) | 1996-04-04 | 1997-03-13 | Sistema de proteccao de um transformador de distribuicao trifasico isolado num dielectrico liquido |
Country Status (9)
Country | Link |
---|---|
US (1) | US5898556A (pt) |
EP (1) | EP0800251B1 (pt) |
AT (1) | ATE257625T1 (pt) |
CA (1) | CA2201770A1 (pt) |
DE (1) | DE69727093T2 (pt) |
DK (1) | DK0800251T3 (pt) |
ES (1) | ES2213809T3 (pt) |
FR (1) | FR2747245B1 (pt) |
PT (1) | PT800251E (pt) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2801141B1 (fr) * | 1999-11-17 | 2001-12-14 | Alstom | Systeme de protection d'un transformateur de distribution triphase a isolation dans un dielectrique liquide comportant un micro-sectionneur |
FR2804549B1 (fr) * | 2000-01-31 | 2002-08-09 | Transfix Toulon Soc Nouv | Dispositif de protection perfectionne contre les effets des defauts internes d'un transformateur diphase |
FR2831342B1 (fr) * | 2001-10-22 | 2003-12-19 | Alstom | Systeme de protection d'un transformateur de distribution triphase a isolation dans un dielectrique liquide comportant un interrupteur sectionneur de phase |
FR2837304B1 (fr) * | 2002-03-13 | 2004-05-28 | Commissariat Energie Atomique | Dispositif electronique securise |
FR2854725B1 (fr) * | 2003-05-09 | 2006-12-29 | Alstom | Dispositif de protection d'un transformateur de distribution a isolation dans un dielectrique liquide |
FR2886480B1 (fr) * | 2005-05-31 | 2007-06-29 | Areva T & D Sa | Dispositif de detection fusible avec controle d'arc pour transformateur auto-protege |
US7298055B2 (en) * | 2005-07-15 | 2007-11-20 | Abb Technology Ag | Auxiliary power supply for a wind turbine |
US7750501B2 (en) * | 2005-10-27 | 2010-07-06 | Continental Automotive Systems Us, Inc. | System and method of over voltage control for a power system |
EP1806817A1 (en) | 2006-01-09 | 2007-07-11 | Luis Gonzalo Flores Losada | Oil-immersed electrical equipment with a short-circuiting safety device |
EP2075807B1 (en) | 2007-12-28 | 2014-09-17 | Constructora de Transformadores de Distribucion Cotradis, S.L.U. | Electrical equipment for distribution network with fault detection, disconnection and elimination system |
US8345393B1 (en) | 2008-05-02 | 2013-01-01 | Mike Martinez | Exterior primary fuse system for transformers |
DE102008047931A1 (de) * | 2008-09-19 | 2010-04-08 | Siemens Aktiengesellschaft | Vorrichtung zur Absicherung eines mehrphasig betriebenen elektrischen Gerätes, mechanischer Trennschalter und Betriebsverfahren |
FR2936909B1 (fr) * | 2008-10-08 | 2010-11-19 | Matelec S A L | Systeme de protection pour transformateur electrique polyphase et transformateur electrique comprenant un tel systeme de protection |
FR2942353B1 (fr) | 2009-02-19 | 2011-06-17 | Transfix Toulon Sa Soc Nouv | Procede, dispositif et systeme de protection d'un appareil electrique, ainsi que transformateur et poste comportant un tel dispositif ou systeme |
EP2282322B9 (en) * | 2009-08-07 | 2012-05-16 | ABB Technology AG | A disconnector for electric power equipment filled with dielectic liquid |
US8400320B2 (en) * | 2009-12-30 | 2013-03-19 | Eduardo Pedrosa Santos | System for monitoring oil level and detecting leaks in power transformers, reactors, current and potential transformers, high voltage bushings and the like |
US8994208B2 (en) * | 2010-03-15 | 2015-03-31 | Magna Electronics Inc. | Backup power for overvoltage protection for electric vehicle |
PL2395534T3 (pl) * | 2010-06-08 | 2013-10-31 | Eaton Electrical Ip Gmbh & Co | Układ wyzwalający w wyłączniku |
FR3026573B1 (fr) * | 2014-09-30 | 2018-04-27 | Transfix | Systeme de protection pour transformateur electrique, et transformateur electrique associe |
CN111477523B (zh) * | 2020-04-14 | 2022-09-13 | 阳光电源股份有限公司 | 逆变箱变一体机及其保护方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2817794A (en) * | 1955-09-09 | 1957-12-24 | Mc Graw Edison Co | Transformer overload protection |
US3445726A (en) * | 1966-12-15 | 1969-05-20 | Gen Electric | Protective system for gas-filled electric apparatus |
US3666992A (en) * | 1970-10-22 | 1972-05-30 | Allis Chalmers Mfg Co | Protective means for distribution transformer |
US3916259A (en) * | 1974-04-08 | 1975-10-28 | Kuhlman Corp | Fuse holder assembly |
US4002949A (en) * | 1975-11-13 | 1977-01-11 | Kearney-National, Inc. | Transformer protective system |
US4223364A (en) * | 1978-05-25 | 1980-09-16 | Sangster Harold L | Pressure and temperature responsive protective devices |
DE3027564C2 (de) * | 1980-07-21 | 1982-05-27 | Claus Koenig Kg, 8520 Erlangen | Klebstoffbeschichtungsgerät zur Beschichtung von flächigem Material |
US5119262A (en) * | 1988-08-22 | 1992-06-02 | Murata Mfg. Co., Ltd. | High-voltage transformer protection circuit |
FR2712730B1 (fr) * | 1993-11-15 | 1995-12-29 | France Transfo Sa | Transformateur électrique imergé protégé. |
-
1996
- 1996-04-04 FR FR9604248A patent/FR2747245B1/fr not_active Expired - Fee Related
-
1997
- 1997-03-13 ES ES97400556T patent/ES2213809T3/es not_active Expired - Lifetime
- 1997-03-13 AT AT97400556T patent/ATE257625T1/de not_active IP Right Cessation
- 1997-03-13 EP EP97400556A patent/EP0800251B1/fr not_active Expired - Lifetime
- 1997-03-13 PT PT97400556T patent/PT800251E/pt unknown
- 1997-03-13 DE DE69727093T patent/DE69727093T2/de not_active Expired - Lifetime
- 1997-03-13 DK DK97400556T patent/DK0800251T3/da active
- 1997-04-03 CA CA002201770A patent/CA2201770A1/fr not_active Abandoned
- 1997-04-03 US US08/825,743 patent/US5898556A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA2201770A1 (fr) | 1997-10-04 |
DE69727093D1 (de) | 2004-02-12 |
EP0800251A1 (fr) | 1997-10-08 |
EP0800251B1 (fr) | 2004-01-07 |
FR2747245A1 (fr) | 1997-10-10 |
DK0800251T3 (da) | 2004-04-13 |
ATE257625T1 (de) | 2004-01-15 |
FR2747245B1 (fr) | 1998-05-15 |
DE69727093T2 (de) | 2004-08-05 |
US5898556A (en) | 1999-04-27 |
ES2213809T3 (es) | 2004-09-01 |
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