ZA99972B - Differential protection device. - Google Patents

Differential protection device.

Info

Publication number
ZA99972B
ZA99972B ZA9900972A ZA99972A ZA99972B ZA 99972 B ZA99972 B ZA 99972B ZA 9900972 A ZA9900972 A ZA 9900972A ZA 99972 A ZA99972 A ZA 99972A ZA 99972 B ZA99972 B ZA 99972B
Authority
ZA
South Africa
Prior art keywords
secondary winding
load
protection device
circuit
signaling
Prior art date
Application number
ZA9900972A
Other languages
English (en)
Inventor
Marc Paupert
Michel Jacquot
Original Assignee
Schneider Electric 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9523025&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA99972(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Schneider Electric Sa filed Critical Schneider Electric Sa
Publication of ZA99972B publication Critical patent/ZA99972B/xx

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
    • H02H3/334—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 with means to produce an artificial unbalance for other protection or monitoring reasons or remote control
    • H02H3/335—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 with means to produce an artificial unbalance for other protection or monitoring reasons or remote control the main function being self testing of the device
    • 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
    • H02H3/006—Calibration or setting of parameters
    • 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
    • H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
    • 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
    • H02H3/05—Details with means for increasing reliability, e.g. redundancy arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Pyrrole Compounds (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Semiconductor Lasers (AREA)
  • Facsimile Transmission Control (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Power Steering Mechanism (AREA)
  • Window Of Vehicle (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
ZA9900972A 1998-02-11 1999-02-08 Differential protection device. ZA99972B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9801858A FR2774822B1 (fr) 1998-02-11 1998-02-11 Dispositif de protection differentielle

Publications (1)

Publication Number Publication Date
ZA99972B true ZA99972B (en) 1999-08-11

Family

ID=9523025

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9900972A ZA99972B (en) 1998-02-11 1999-02-08 Differential protection device.

Country Status (7)

Country Link
EP (1) EP0936716B2 (xx)
CN (1) CN1103506C (xx)
AT (1) ATE430394T1 (xx)
DE (1) DE69940796D1 (xx)
ES (1) ES2323295T3 (xx)
FR (1) FR2774822B1 (xx)
ZA (1) ZA99972B (xx)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2824951B1 (fr) * 2001-05-21 2003-07-25 Schneider Electric Ind Sa Transformateur de detection pour dispositif de protection differentielle et dispositif de protection comportant un tel transformateur
CN1310390C (zh) * 2002-06-02 2007-04-11 国电南京自动化股份有限公司 并联电抗器差动保护容错快速复判法
CN100353630C (zh) * 2003-11-06 2007-12-05 北京四方继保自动化有限公司 线路纵联差动保护制动曲线和闭锁角试验方法
FR2865582B1 (fr) * 2004-01-22 2006-03-10 Schneider Electric Ind Sas Dispositif de protection differentielle avec moyens de reglage simplifies des parametres de protection
FR2891093B1 (fr) * 2005-09-16 2007-10-26 Schneider Electric Ind Sas Declencheur electronique pourvu de moyens de surveillance, disjoncteur comportant un tel declencheur et procede de surveillance.
FR2910189B1 (fr) * 2006-12-18 2009-01-09 Schneider Electric Ind Sas Dispositif de protection differentielle.
US7633399B2 (en) * 2007-02-27 2009-12-15 Eaton Corporation Configurable arc fault or ground fault circuit interrupter and method
AT509252B1 (de) * 2008-11-13 2022-11-15 Moeller Gebaeudeautomation Gmbh Fehlerstromschutzschalter
CN101464473B (zh) * 2008-12-31 2011-08-17 深圳创维－Rgb电子有限公司 应用于电路板测试中的电压异常保护装置
CN102005721B (zh) * 2009-08-31 2014-09-03 西门子公司 一种差动电流互感器及剩余电流动作保护器
AT510330A2 (de) * 2010-08-19 2012-03-15 Eaton Gmbh Schaltgerät
FR3026847B1 (fr) * 2014-10-01 2019-04-26 Schneider Electric Industries Sas Dispositif et procede de surveillance de l'etat d'un circuit de protection ou d'alimentation electrique dans un reseau ou circuit de distribution d'energie electrique, et reseau et circuit de distribution correspondants

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4209818A (en) † 1978-03-15 1980-06-24 Square D Company Circuit breaker having an electronic fault sensing and trip initiating unit
GB2072441A (en) † 1980-02-23 1981-09-30 Redsure Elp Ltd Apparatus for monitoring electrical earth leakage currents
DE3114213C3 (de) † 1980-04-15 1994-09-01 Westinghouse Electric Corp Verfahren zum Betreiben eines Trennschalters
US4335413A (en) † 1980-04-15 1982-06-15 Westinghouse Electric Corp. Circuit interrupter with remote indicator and power supply
US4351013A (en) † 1980-04-15 1982-09-21 Westinghouse Electric Corp. Circuit interrupter with multiple display and parameter entry means
GB2162002A (en) † 1984-07-20 1986-01-22 Hsieh Teng Jui Circuit breaker with load alarm
US4837519A (en) † 1985-09-06 1989-06-06 Southern California Edison Company Fault detection
FR2604294B1 (fr) † 1986-09-23 1994-05-20 Merlin Et Gerin Disjoncteur differentiel multipolaire a assemblage modulaire
US4833564A (en) * 1987-09-24 1989-05-23 Siemens Energy & Automation, Inc. Current sensing relay circuit with adjustable sensitivity and tracking test circuit
US5283553A (en) † 1988-07-07 1994-02-01 Mitsubishi Denki Kabushiki Kaisha Switch with pre-alarm means
JPH03210726A (ja) † 1990-01-12 1991-09-13 Mitsubishi Electric Corp 漏電警報機能付き配線用遮断器
IL97694A0 (en) † 1991-03-27 1992-06-21 Amit Electronics & Engineering Device and method for gfci time response and ground test
US5373411A (en) † 1991-09-30 1994-12-13 Eaton Corporation Remote control circuit breaker system
CA2093061C (en) * 1992-07-22 2005-02-15 Raymond H. Legatti Leakage current protection device adapted to a wide variety of domestic and international applications

Also Published As

Publication number Publication date
CN1103506C (zh) 2003-03-19
EP0936716B1 (fr) 2009-04-29
EP0936716B2 (fr) 2015-12-30
DE69940796D1 (de) 2009-06-10
CN1226098A (zh) 1999-08-18
FR2774822A1 (fr) 1999-08-13
ES2323295T3 (es) 2009-07-10
FR2774822B1 (fr) 2000-03-17
EP0936716A1 (fr) 1999-08-18
ATE430394T1 (de) 2009-05-15

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