KR900017248A - 잔류전류 회로차단기 및 그것의 트립핑범위 설정방법 - Google Patents

잔류전류 회로차단기 및 그것의 트립핑범위 설정방법 Download PDF

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Publication number
KR900017248A
KR900017248A KR1019900005759A KR900005759A KR900017248A KR 900017248 A KR900017248 A KR 900017248A KR 1019900005759 A KR1019900005759 A KR 1019900005759A KR 900005759 A KR900005759 A KR 900005759A KR 900017248 A KR900017248 A KR 900017248A
Authority
KR
South Korea
Prior art keywords
generator
circuit breaker
current circuit
residual current
frequency
Prior art date
Application number
KR1019900005759A
Other languages
English (en)
Inventor
디이터 하르
Original Assignee
크리스트, 퀼
지멘스 악티엔게젤샤프트
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 크리스트, 퀼, 지멘스 악티엔게젤샤프트 filed Critical 크리스트, 퀼
Publication of KR900017248A publication Critical patent/KR900017248A/ko

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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
    • 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
    • H02H3/332—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 responsive to dc component in the fault current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Breakers (AREA)

Abstract

내용 없음

Description

잔류전류 회로찬단기 및 그것의 트립핑범위 설정방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
본 발명에 따른 실시예를 나타내는 도면.

Claims (3)

  1. 2차권선(7)이 측정션트(9)와 함께 교번자화용 제너레이터(5), 특히 구형파 제너레이터와 직렬로 연결되고, 평가회로(10)가 2차권선(7)과 측정션트(9)간의 탭에 연결되고 그리고 차단기구(12)을 통해 감시될 라인(1,2)의 스위칭접점(14)에 작용하는 트립핑장치(11)에 연결되어 있는, 변환기회로와 작용하는 잔류전류 회로차단기에 있어서, 제너레이터(5)는 제너레이터 자체에서의 호용오차 보정을 위한 제너레이터 주파수를 설정하는데 필요한 것보다 더 큰 주파수 범위로 주파수를 설정하기 위한 수단을 갖는 것을 특징으로 하는 잔류전류 회로차단기.
  2. 제1항에 있어서, 제너레이터(5)는 RC 소자와 가변 레지스터 및/또는 가변 캐패시터를 갖는 것을 특징으로 하는 잔류전류 회로차단기.
  3. 제1항에 따른 잔류전류 회로차단기의 트립핑범위를 설정하기 위한 방법에 있어서, 타입시리즈내에서 트립핑 범위가 제너레이터 주파수에 의해 설정되는 것을 특징으로 하는 잔류전류 회로차단기의 트립핑범위 설정방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900005759A 1989-04-24 1990-04-24 잔류전류 회로차단기 및 그것의 트립핑범위 설정방법 KR900017248A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP89107388,4 1989-04-24
EP89107388A EP0394509B1 (de) 1989-04-24 1989-04-24 Differenzstromschutzschalter und Verfahren zum Einstellen der Auslösebereiche

Publications (1)

Publication Number Publication Date
KR900017248A true KR900017248A (ko) 1990-11-15

Family

ID=8201278

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900005759A KR900017248A (ko) 1989-04-24 1990-04-24 잔류전류 회로차단기 및 그것의 트립핑범위 설정방법

Country Status (6)

Country Link
US (1) US5195008A (ko)
EP (1) EP0394509B1 (ko)
KR (1) KR900017248A (ko)
AT (1) ATE107807T1 (ko)
DE (1) DE58907960D1 (ko)
ZA (1) ZA903050B (ko)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK0741927T3 (da) * 1994-01-24 1999-01-25 Schrack Eh Energietechnik Gmbh Differensstrøms-beskyttelsesafbryder
DE19735412A1 (de) * 1997-08-14 1999-02-18 Siemens Ag Fehlerstrom-Schutzeinrichtung
PL333471A1 (en) * 1999-05-27 2000-12-04 Abb Sp Zoo Earth-fault protection circuit for a generator's stator winding
US6407894B1 (en) 1999-11-05 2002-06-18 Siemens Energy & Automation, Inc. Method and apparatus for differentially sensing ground fault and individual phases
US6625551B1 (en) * 2000-06-09 2003-09-23 Siemens Aktiengesellschaft Fault current and differential current detection system capable of preventing spurious triggering of a protection system due to transient interference pulses
DE10101744C1 (de) * 2001-01-16 2002-08-08 Siemens Ag Elektronische Schalteinrichtung und Betriebsverfahren
DE102005007378A1 (de) * 2005-02-17 2006-08-24 Siemens Ag Vorrichtung zur induktiven Gleichstomerfassung
US8018235B2 (en) * 2006-11-02 2011-09-13 Texas Instruments Incorporated Methods and apparatus to facilitate ground fault detection with a single coil and an oscillator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1513571B2 (de) * 1965-12-22 1971-01-07 Schaltbau Gesellschaft mbH 8000 München Gerat zum Überwachen und Anzeigen von Fehlerstromen in zwei elektrischen Leitern und Fehlerstromschutzschalter mit diesem Gerat
FR2430680A1 (fr) * 1978-07-05 1980-02-01 Saparel Detecteur de courant de defaut continu ou alternatif
EP0167079B1 (de) * 1984-07-06 1989-01-25 Siemens Aktiengesellschaft Differenzstromschutzschalter
DE3643981C2 (de) * 1986-12-22 1993-10-21 Siemens Ag Differenzstromschutzschalter
US5075642A (en) * 1990-08-10 1991-12-24 Potter & Brumfield, Inc. Oscillator circuit

Also Published As

Publication number Publication date
EP0394509A1 (de) 1990-10-31
EP0394509B1 (de) 1994-06-22
ZA903050B (en) 1990-12-28
ATE107807T1 (de) 1994-07-15
DE58907960D1 (de) 1994-07-28
US5195008A (en) 1993-03-16

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E902 Notification of reason for refusal
E801 Decision on dismissal of amendment
E902 Notification of reason for refusal
E601 Decision to refuse application