ES2174198T3 - Dispositivo de proteccion contra los efectos de los defectos internos de un aparato electrico. - Google Patents

Dispositivo de proteccion contra los efectos de los defectos internos de un aparato electrico.

Info

Publication number
ES2174198T3
ES2174198T3 ES97401477T ES97401477T ES2174198T3 ES 2174198 T3 ES2174198 T3 ES 2174198T3 ES 97401477 T ES97401477 T ES 97401477T ES 97401477 T ES97401477 T ES 97401477T ES 2174198 T3 ES2174198 T3 ES 2174198T3
Authority
ES
Spain
Prior art keywords
effects
internal defects
protection device
electrical device
earth
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
Application number
ES97401477T
Other languages
English (en)
Inventor
Michel Aufray
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Societe Nouvelle Transfix SA
Original Assignee
Societe Nouvelle Transfix SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Societe Nouvelle Transfix SA filed Critical Societe Nouvelle Transfix SA
Application granted granted Critical
Publication of ES2174198T3 publication Critical patent/ES2174198T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • H02H3/16—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 fault current to earth, frame or mass
    • H02H3/162—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 fault current to earth, frame or mass for ac systems
    • H02H3/165—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 fault current to earth, frame or mass for ac systems for three-phase systems
    • 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
    • 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
    • H01H85/46—Circuit arrangements not adapted to a particular application of the protective device

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Fuses (AREA)
  • Emergency Protection Circuit Devices (AREA)

Abstract

LA INVENCION SE REFIERE A UN DISPOSITIVO DE PROTECCION CONTRA EFECTOS DE LOS DEFECTOS INTERNOS DE UN APARATO ELECTRICO, PARTICULARMENTE DE UN TRANSFORMADOR ELECTRICO DE DISTRIBUCION (1), ESTANDO DICHO APARATO DESTINADO A ESTAR INMERSO EN UN LIQUIDO DIELECTRICO CONTENIDO EN UNA CUBA (2) Y SIENDO DEL TIPO POLIFASICO, ESTANDO LA CUBA (2) CONECTADA A TIERRA (3) Y A UNA MASA DE LA PARTE ACTIVA (4) DEL APARATO. ESTE DISPOSITIVO COMPRENDE UN SISTEMA DE DESCONEXION DE DICHAS FASES QUE LLEVA UN SISTEMA DE BLOQUEO EN POSICION CONECTADA, UN MEDIO DE DETECCION (5) DE UNA CORRIENTE DE TIERRA QUE CIRCULA ENTRE LA TIERRA Y LA MASA DE LA PARTE ACTIVA (4) DEL APARATO; CONTROLADO EL MEDIO DE DETECCION (5) DE LA CORRIENTE DE TIERRA EL SISTEMA DE BLOQUEO CUANDO UNA CORRIENTE DE TIERRA ES DETECTADA DE MANERA QUE EL SISTEMA DE DESCONEXION SE COLOCA EN POSICION DESCONECTADA.
ES97401477T 1996-07-02 1997-06-25 Dispositivo de proteccion contra los efectos de los defectos internos de un aparato electrico. Expired - Lifetime ES2174198T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9608223A FR2750809B1 (fr) 1996-07-02 1996-07-02 Dispositif de protection contre des effets des defauts internes d'un appareil electrique

Publications (1)

Publication Number Publication Date
ES2174198T3 true ES2174198T3 (es) 2002-11-01

Family

ID=9493634

Family Applications (1)

Application Number Title Priority Date Filing Date
ES97401477T Expired - Lifetime ES2174198T3 (es) 1996-07-02 1997-06-25 Dispositivo de proteccion contra los efectos de los defectos internos de un aparato electrico.

Country Status (5)

Country Link
EP (1) EP0817346B1 (es)
DE (1) DE69711277T2 (es)
ES (1) ES2174198T3 (es)
FR (1) FR2750809B1 (es)
PT (1) PT817346E (es)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI102329B (fi) 1997-02-06 1998-11-13 Abb Transmit Oy Kytkin sähköisen laitteen erottamiseksi sähköverkosta
FR2782409B1 (fr) * 1998-08-14 2002-11-29 Schneider Electric Ind Sa Transformateur immerge auto-protege par un dispositif incluant un disjoncteur et des fusibles
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
FR2820876B1 (fr) * 2001-02-14 2003-06-20 Transfix Soc Nouv Integration d'un dispositif de protection dans un transformateur existant
FR2822601B1 (fr) * 2001-03-21 2004-12-24 Transfix Toulon Soc Nouv Poste de transformation evolutif pour reseaux en coupure d'artere
FR2884642B1 (fr) * 2005-04-13 2007-06-15 Transfix Toulon Sa Sa Soc Nouv Dispositif de protection d'un transformateur a isolation par bain dans une cuve contenant un dielectrique liquide
EP1806817A1 (en) 2006-01-09 2007-07-11 Luis Gonzalo Flores Losada Oil-immersed electrical equipment with a short-circuiting safety device
FR2915632B1 (fr) * 2007-04-24 2009-06-26 Transfix Toulon Sa Sa Soc Nouv Procede et dispositif de protection electrique des liaisons avales d'un transformateur, ainsi que poste de transformation equipe d'un tel dispositif
FR2920603B1 (fr) 2007-09-03 2009-11-27 Transfix Toulon Sa Soc Nouv Dispositif de protection contre des effets de defauts d'isolement dans un appareil electrique polyphase alimente par un reseau electrique
PT2075807E (pt) 2007-12-28 2014-12-31 Constructora De Transformadores De Distribucion Cotradis S L U Equipamento elétrico para redes de distribuição com sistema de deteção de falhas, sistema de desligamento e de eliminação de falhas
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
PL2282322T4 (pl) 2009-08-07 2012-06-29 Abb Schweiz Ag Rozłącznik dla urządzeń elektroenergetycznych wypełnionych cieczą dielektryczną
WO2011032585A1 (en) * 2009-09-16 2011-03-24 EMAC (Electromechanical Applications Consulting) Limited Apparatus for protecting a medium voltage distribution transformer and the distribution line upstream of the transformer
FR2963498B1 (fr) * 2010-07-28 2013-07-05 Transfix Toulon Soc Nouv Systeme de protection pour transformateur electrique
FR3088475B1 (fr) * 2018-11-08 2022-11-25 Thales Sa Système de détection et de limitation des effets de perte d'isolement d'un transformateur électrique

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB270456A (en) * 1926-03-13 1927-05-12 David Reginald Davies Improvements in or relating to circuit interrupters
FR1226418A (fr) * 1957-09-03 1960-07-11 Dispositif de sécurité contre l'électrocution et le défaut d'isolement
FR2441938A1 (fr) * 1978-11-17 1980-06-13 Merlin Gerin Dispositif de declenchement a percuteur pour coupe-circuit a fusibles incorpores dans une cellule prefabriquee moyenne tension

Also Published As

Publication number Publication date
FR2750809A1 (fr) 1998-01-09
DE69711277D1 (de) 2002-05-02
EP0817346A1 (fr) 1998-01-07
FR2750809B1 (fr) 1998-10-30
EP0817346B1 (fr) 2002-03-27
DE69711277T2 (de) 2002-11-21
PT817346E (pt) 2002-08-30

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