ES2150975T3 - Dispositivo electronico de proteccion termica. - Google Patents

Dispositivo electronico de proteccion termica.

Info

Publication number
ES2150975T3
ES2150975T3 ES94403022T ES94403022T ES2150975T3 ES 2150975 T3 ES2150975 T3 ES 2150975T3 ES 94403022 T ES94403022 T ES 94403022T ES 94403022 T ES94403022 T ES 94403022T ES 2150975 T3 ES2150975 T3 ES 2150975T3
Authority
ES
Spain
Prior art keywords
protection device
resistive element
thermal protection
electronic thermal
detector
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
ES94403022T
Other languages
English (en)
Inventor
Gilles Baurand
Antoine Stentz
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.)
Schneider Electric Industries SAS
Original Assignee
Schneider Electric Industries SAS
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 Schneider Electric Industries SAS filed Critical Schneider Electric Industries SAS
Application granted granted Critical
Publication of ES2150975T3 publication Critical patent/ES2150975T3/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
    • 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
    • H02H3/085—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 making use of a thermal sensor, e.g. thermistor, heated by the excess current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0038—Details of emergency protective circuit arrangements concerning the connection of the detecting means, e.g. for reducing their number
    • 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
    • H02H3/083—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 for three-phase systems

Landscapes

  • Emergency Protection Circuit Devices (AREA)

Abstract

LA PRESENTE INVENCION SE REFIERE A UN DISPOSITIVO ELECTRONICO DE PROTECCION TERMICA DESTINADO A INTERRUMPIR LA ALIMENTACION SOBRE UNA LINEA POLIFASICA (L1, L2, L3) QUE COMPRENDE UN DETECTOR TERMICO (1) DOTADO CON UN ELEMENTO RESISTIVO (11) TERMICAMENTE ACOPLADO A UN DETECTOR DE TEMPERATURA (14), ESTANDO ESTE CONECTADO A UN CIRCUITO DIGITAL DE TRATAMIENTO (3) APTO PARA PROPORCIONAR UNA ORDEN DE CONTROL EN FUNCION DE LA SOBRECARGA DETECTADA POR EL DETECTOR DE TEMPERATURA (143) Y CARACTERIZADO POR EL HECHO DE QUE EL ELEMENTO RESISTIVO (11) DE DETECTOR TERMICO ESTA CONECTADO A LOS DISTINTOS RECTIFICADORES (R1, R2, R3) ALIMENTADOS CADA UNO POR UN TRANSFORMADOR DE INTENSIDAD (TI1, TI2, TI3) INSTALADO SOBRE UN HILO DE MANERA QUE DICHO ELEMENTO RESISTIVO (11) SEA RECORRIDO POR LA SUMA DE LAS CORRIENTES (I2) PROPOCIONADAS POR LOS RECTIFICADORES (R1, R2, R3).
ES94403022T 1994-01-10 1994-12-26 Dispositivo electronico de proteccion termica. Expired - Lifetime ES2150975T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9400240A FR2715009B1 (fr) 1994-01-10 1994-01-10 Dispositif électronique de protection thermique.

Publications (1)

Publication Number Publication Date
ES2150975T3 true ES2150975T3 (es) 2000-12-16

Family

ID=9458940

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94403022T Expired - Lifetime ES2150975T3 (es) 1994-01-10 1994-12-26 Dispositivo electronico de proteccion termica.

Country Status (6)

Country Link
US (1) US5585995A (es)
EP (1) EP0662743B1 (es)
CA (1) CA2139815A1 (es)
DE (1) DE69425955T2 (es)
ES (1) ES2150975T3 (es)
FR (1) FR2715009B1 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5805403A (en) * 1996-03-28 1998-09-08 3Com Ltd. Integrated circuit temperature monitoring and protection system
US5946181A (en) * 1997-04-30 1999-08-31 Burr-Brown Corporation Thermal shutdown circuit and method for sensing thermal gradients to extrapolate hot spot temperature
US6313977B1 (en) * 1998-10-16 2001-11-06 Siemens Aktiengesellschaft Circuit configuration for regulating the current fed to an electromechanical component in a motor vehicle
US6078511A (en) * 1998-12-01 2000-06-20 Lucent Technologies, Inc. Temperature protection circuit for power converter and method of operation thereof
FR2802019B1 (fr) * 1999-12-06 2002-01-18 Schneider Electric Ind Sa Relais de protection thermique
US7123995B1 (en) * 2004-05-03 2006-10-17 Sun Microsystems, Inc. Dynamic circuit operation adjustment based on distributed on-chip temperature sensors
US8218280B2 (en) * 2010-07-08 2012-07-10 Schneider Electric USA, Inc. Secondary thermal sensor for primary conductors
US8665574B2 (en) * 2010-11-12 2014-03-04 Schneider Electric USA, Inc. Thermal memory in a fault powered system
JP6702294B2 (ja) * 2017-11-27 2020-06-03 アンデン株式会社 過電流保護装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE534444C (de) * 1930-12-27 1931-09-26 Octave Mavaut Schuhwerk mit Lueftung
DE1563736A1 (de) * 1966-08-25 1970-05-21 Siemens Ag Ausloeseeinrichtung fuer Mittelspannungsleistungsschalter bei Kurzschluss- und/oder UEberstroemen
CH534444A (de) * 1972-05-23 1973-02-28 Sprecher & Schuh Ag Elektronisches Motorschutzrelais mit stromabhängiger Auslösung
FR2309063A1 (fr) * 1975-04-22 1976-11-19 Gardy Sa Declencheur a image thermique, notamment pour disjoncteur de protection de transformateur
US4054934A (en) * 1976-02-27 1977-10-18 Rte Corporation Solid state inverse overcurrent relay
FR2439405A1 (fr) * 1978-10-20 1980-05-16 Gardy Sa Indicateur de surcharge pour appareillage electrique, notamment pour transformateur, protege par image thermique
FR2586489B1 (fr) * 1985-08-23 1988-02-26 Telemecanique Electrique Dispositif de determination numerique et de sauvegarde d'une image thermique
FR2641410B1 (fr) * 1989-01-05 1993-12-31 Telemecanique Electrique Relais thermique electronique et element thermique approprie
CA2050223C (en) * 1990-09-27 1995-10-10 Richard W. Waltz Overload current protection apparatus

Also Published As

Publication number Publication date
EP0662743B1 (fr) 2000-09-20
FR2715009B1 (fr) 1996-03-08
FR2715009A1 (fr) 1995-07-13
DE69425955D1 (de) 2000-10-26
CA2139815A1 (fr) 1995-07-11
US5585995A (en) 1996-12-17
EP0662743A1 (fr) 1995-07-12
DE69425955T2 (de) 2001-03-29

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