FI944860A0 - Vikavirtasuojakytkin - Google Patents

Vikavirtasuojakytkin

Info

Publication number
FI944860A0
FI944860A0 FI944860A FI944860A FI944860A0 FI 944860 A0 FI944860 A0 FI 944860A0 FI 944860 A FI944860 A FI 944860A FI 944860 A FI944860 A FI 944860A FI 944860 A0 FI944860 A0 FI 944860A0
Authority
FI
Finland
Prior art keywords
secondary winding
conductor
oscillator
relay
produced
Prior art date
Application number
FI944860A
Other languages
English (en)
Swedish (sv)
Other versions
FI944860A (fi
Inventor
Hans-Juergen Fleckenstein
Norbert Holscher
Original Assignee
Kopp Heinrich Ag
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 Kopp Heinrich Ag filed Critical Kopp Heinrich Ag
Publication of FI944860A0 publication Critical patent/FI944860A0/fi
Publication of FI944860A publication Critical patent/FI944860A/fi

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Keying Circuit Devices (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pyrane Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
  • Amplifiers (AREA)
  • Control Of Ac Motors In General (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Radio Transmission System (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Error Detection And Correction (AREA)
  • Electronic Switches (AREA)
FI944860A 1993-11-30 1994-10-14 Vikavirtasuojakytkin FI944860A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4340737A DE4340737A1 (de) 1993-11-30 1993-11-30 Fehlerstromschutzschalter

Publications (2)

Publication Number Publication Date
FI944860A0 true FI944860A0 (fi) 1994-10-14
FI944860A FI944860A (fi) 1995-05-31

Family

ID=6503778

Family Applications (1)

Application Number Title Priority Date Filing Date
FI944860A FI944860A (fi) 1993-11-30 1994-10-14 Vikavirtasuojakytkin

Country Status (7)

Country Link
EP (1) EP0655820B1 (fi)
AT (1) ATE152299T1 (fi)
AU (1) AU679574B2 (fi)
DE (2) DE4340737A1 (fi)
FI (1) FI944860A (fi)
NO (1) NO943983L (fi)
NZ (1) NZ270016A (fi)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19618279A1 (de) 1996-05-07 1997-11-13 Kopp Heinrich Ag DI-Schutzschalteinrichtung
DE19636975A1 (de) * 1996-09-12 1998-03-19 Turck Werner Kg Fehlerstromschutzschalter
DE19818054A1 (de) 1998-04-22 1999-10-28 Siemens Ag Schutzschaltgerät
DE19938315A1 (de) * 1999-08-12 2001-03-15 Moeller Gmbh Stromerfassungseinrichtung
DE10120570A1 (de) * 2001-04-26 2002-11-21 Siemens Ag Fehlerspannungs-Schutzeinrichtung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3786356A (en) * 1972-06-30 1974-01-15 Federal Pacific Electric Co Ground fault detector
SU855829A1 (ru) * 1979-11-29 1981-08-15 Всесоюзный Научно-Исследовательский Институт Информации И Технико-Экономических Исследований В Электротехнике Устройство дл защитного отключени электроустановки в электрической сети
SU1116490A1 (ru) * 1983-02-21 1984-09-30 Всесоюзный Научно-Исследовательский И Проектно-Конструкторский Институт Механизированного И Ручного Строительно-Монтажного Инструмента,Вибраторов И Строительно-Отделочных Машин Устройство дл защитного отключени трехфазной электроустановки переменного тока
DE3537140A1 (de) * 1985-10-18 1987-04-23 Turck Werner Kg Selbstueberwachender fehlerstromschutzschalter
GB2203907A (en) * 1987-03-09 1988-10-26 Qualcast Garden Prod Testing residual current circuit breakers
SU1444913A1 (ru) * 1987-04-13 1988-12-15 Харьковское Высшее Военное Командно-Инженерное Училище Ракетных Войск Им.Маршала Советского Союза Крылова Н.И. Устройство дл защитного отключени в сети переменного тока
US4833564A (en) * 1987-09-24 1989-05-23 Siemens Energy & Automation, Inc. Current sensing relay circuit with adjustable sensitivity and tracking test circuit
SU1735958A1 (ru) * 1990-05-03 1992-05-23 Всесоюзный научно-исследовательский, проектно-конструкторский и технологический институт низковольтного аппаратостроения Устройство дл защиты от токов утечки в сети переменного тока
DE4205208A1 (de) * 1992-02-20 1993-08-26 Siemens Ag Fehlerstromschutzschalter

Also Published As

Publication number Publication date
AU679574B2 (en) 1997-07-03
EP0655820A1 (de) 1995-05-31
ATE152299T1 (de) 1997-05-15
NO943983D0 (no) 1994-10-20
NO943983L (no) 1995-05-31
DE59402511D1 (de) 1997-05-28
DE4340737A1 (de) 1995-06-01
NZ270016A (en) 1996-12-20
EP0655820B1 (de) 1997-04-23
FI944860A (fi) 1995-05-31
AU7883694A (en) 1995-06-08

Similar Documents

Publication Publication Date Title
GB2412511B (en) Measuring devices
US4052751A (en) Ground fault interrupter circuit
KR840006743A (ko) 텔레비젼 수상기의 스윗치형 전원장치
KR930010685B1 (ko) 회로차단기
FI944860A0 (fi) Vikavirtasuojakytkin
EP0575715A3 (de) Verfahren und Vorrichtung zur Einschaltstromstoss-Vermeidung.
TW223714B (fi)
GB2037509A (en) Improvements in or Relating to Electronic Trigger Systems
RU97111743A (ru) Способ автоматической настройки дугогасящего реактора и устройство для его осуществления
SU1834601A1 (ru) Устройство ограничения феррорезонансных процессов и резонансных перенапряжений
RU2191467C2 (ru) Устройство управления автоматического выключателя, управляемого дифференциальным током
RU2006152C1 (ru) Устройство для управления коммутирующим элементом
KR870011736A (ko) 전기변환기
KR920014370A (ko) 형광램프 시스템
RU2054346C1 (ru) Устройство для сварки
ES2064837T3 (es) Interruptor de proteccion de corriente de defecto.
SU1426872A1 (ru) Устройство дл защиты т говой сети
SU1427462A1 (ru) Устройство дл защитного отключени в сети с глухозаземленной нейтралью
SU1269168A1 (ru) Устройство дл управлени и сигнализации неисправности в электрических цеп х
RU95102587A (ru) Источник вторичного электропитания
SU909788A2 (ru) Устройство дл управлени тиристорами с антипараллельным включением высоковольтного переключател
NO944472L (no) Feilströmbeskyttelsesbryter
SU1576393A1 (ru) Устройство дл контрол ламп светофора
SU1279009A1 (ru) Устройство дл защиты трехфазного потребител от обрыва фазы
ES2129838T3 (es) Sistema de control de alimentacion electrica.