EP0959484A3 - Abschirmung für Summenstrom-Wandleranordnung für Fehlerstrom-Schutzschalter - Google Patents

Abschirmung für Summenstrom-Wandleranordnung für Fehlerstrom-Schutzschalter Download PDF

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Publication number
EP0959484A3
EP0959484A3 EP99108970A EP99108970A EP0959484A3 EP 0959484 A3 EP0959484 A3 EP 0959484A3 EP 99108970 A EP99108970 A EP 99108970A EP 99108970 A EP99108970 A EP 99108970A EP 0959484 A3 EP0959484 A3 EP 0959484A3
Authority
EP
European Patent Office
Prior art keywords
shielding
circuit breaker
earth fault
differential transformer
fault circuit
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.)
Withdrawn
Application number
EP99108970A
Other languages
English (en)
French (fr)
Other versions
EP0959484A2 (de
Inventor
Peter Dipl.-Ing. Henninger
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.)
Siemens AG
Siemens Corp
Original Assignee
Siemens AG
Siemens Corp
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 Siemens AG, Siemens Corp filed Critical Siemens AG
Publication of EP0959484A2 publication Critical patent/EP0959484A2/de
Publication of EP0959484A3 publication Critical patent/EP0959484A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/14—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection
    • H01H83/144—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by imbalance of two or more currents or voltages, e.g. for differential protection with differential transformer

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Regulation Of General Use Transformers (AREA)
  • Emergency Protection Circuit Devices (AREA)

Abstract

Summenstrom-Wandleranordnung für insbesondere Fehlerstrom-Schutzschalter mit verbesserter Abschirmung (148) gegen insbesondere Dipolanteile des magnetischen Wechselfluß-Feldes der Primärstromleitung.
Ausführung der Abschirmung aus elektrisch hochohmigem Material oder aus Material mit bemessener Dicke als mehrschalige oder geblechte Abschirmung.
EP99108970A 1998-05-19 1999-05-06 Abschirmung für Summenstrom-Wandleranordnung für Fehlerstrom-Schutzschalter Withdrawn EP0959484A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19822515 1998-05-19
DE1998122515 DE19822515C2 (de) 1998-05-19 1998-05-19 Abschirmung für Summenstrom-Wandleranordnung für Fehlerstrom-Schutzschalter

Publications (2)

Publication Number Publication Date
EP0959484A2 EP0959484A2 (de) 1999-11-24
EP0959484A3 true EP0959484A3 (de) 2000-08-09

Family

ID=7868327

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99108970A Withdrawn EP0959484A3 (de) 1998-05-19 1999-05-06 Abschirmung für Summenstrom-Wandleranordnung für Fehlerstrom-Schutzschalter

Country Status (2)

Country Link
EP (1) EP0959484A3 (de)
DE (1) DE19822515C2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10246543A1 (de) * 2002-09-30 2003-06-18 Siemens Ag Wicklungsanordnung
DE10331339A1 (de) 2003-07-10 2005-02-03 Siemens Ag Elektromagnetisches Schaltgerät
DE102005007334B4 (de) 2005-02-17 2007-02-08 Siemens Ag Summenstromwandler zur allstromsensitiven Erfassung eines elektrischen Differenzstromes
FR2887634B1 (fr) 2005-06-24 2007-08-10 Schneider Electric Ind Sas Dispositif de mesure de courant differentiel, module de declenchement comportant un tel dispositif de mesure et dispositif de coupure ayant un tel module
DE102017205004B4 (de) * 2017-03-24 2022-12-08 Siemens Aktiengesellschaft Leistungsschalter
CN110534909B (zh) * 2019-09-04 2021-07-30 哈尔滨理工大学 一种基于mems平面结构重构的环偶与电偶可切换的太赫兹超材料转换器及其制备方法
DE102020116428A1 (de) 2020-06-22 2021-12-23 Magnetec Gmbh Sensor, Schutzschalter, Ladekabel und Ladestation
US20250079071A1 (en) * 2023-08-30 2025-03-06 Siemens Industry, Inc. Magnetic shielding system for a differential current transformer in a circuit breaker to provide shielding at multiple locations

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2512811A1 (de) * 1975-03-03 1976-09-23 Bbc Brown Boveri & Cie Einrichtung zur stromdurchflutungserfassung
DE4215900C1 (de) * 1992-05-14 1993-12-23 Siemens Ag Anordnung zum Erfassen von Differenzströmen

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1211366A (en) * 1967-05-01 1970-11-04 Iain Weir Jones Improvements in and relating to earth leakage current detectors
DE1779492A1 (de) * 1968-08-19 1971-11-04 Manfred Roser Vorrichtung zum Aufreihen und ueberfuehren von Gardinen tragenden Aufhaengern auf Gardinenschienen
DK169008B1 (da) * 1990-06-01 1994-07-25 Holec Lk A S Fremgangsmåde og skærm til afskærmning af en strømtransformer samt strømtransformer med en sådan afskærmning
US5400006A (en) * 1993-04-23 1995-03-21 Schlumberger Industries Current transformer with plural part core
FR2701591B1 (fr) * 1994-01-11 1995-11-24 Schlumberger Ind Inc Transformateur de courant non blindé à couplage par de l'air.
DE4432739B4 (de) * 1994-09-14 2005-03-17 Epcos Ag Induktives elektrisches Bauteil
DE19653552C2 (de) * 1996-12-20 2000-07-13 Siemens Ag Summenstrom-Wandleranordnung
DE19710742C2 (de) * 1997-03-14 1999-07-01 Siemens Ag Summenstrom-Wandleranordnung

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2512811A1 (de) * 1975-03-03 1976-09-23 Bbc Brown Boveri & Cie Einrichtung zur stromdurchflutungserfassung
DE4215900C1 (de) * 1992-05-14 1993-12-23 Siemens Ag Anordnung zum Erfassen von Differenzströmen

Also Published As

Publication number Publication date
DE19822515C2 (de) 2000-07-06
EP0959484A2 (de) 1999-11-24
DE19822515A1 (de) 1999-12-09

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