FR2275920A1 - Circuit de filtrage pour dispositif de protection a relais - Google Patents

Circuit de filtrage pour dispositif de protection a relais

Info

Publication number
FR2275920A1
FR2275920A1 FR7517568A FR7517568A FR2275920A1 FR 2275920 A1 FR2275920 A1 FR 2275920A1 FR 7517568 A FR7517568 A FR 7517568A FR 7517568 A FR7517568 A FR 7517568A FR 2275920 A1 FR2275920 A1 FR 2275920A1
Authority
FR
France
Prior art keywords
protection device
filter circuit
relay protection
relay
filter
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.)
Granted
Application number
FR7517568A
Other languages
English (en)
Other versions
FR2275920B1 (fr
Inventor
Lennart Thornell
Leif Eriksson
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.)
ABB Norden Holding AB
Original Assignee
ASEA AB
Allmanna Svenska Elektriska AB
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 ASEA AB, Allmanna Svenska Elektriska AB filed Critical ASEA AB
Publication of FR2275920A1 publication Critical patent/FR2275920A1/fr
Application granted granted Critical
Publication of FR2275920B1 publication Critical patent/FR2275920B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/04—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of dc component by short circuits in ac networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
FR7517568A 1974-06-20 1975-06-05 Circuit de filtrage pour dispositif de protection a relais Granted FR2275920A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7408158A SE384611B (sv) 1974-06-20 1974-06-20 Filtreringsanordning vid releskydd

Publications (2)

Publication Number Publication Date
FR2275920A1 true FR2275920A1 (fr) 1976-01-16
FR2275920B1 FR2275920B1 (fr) 1982-04-30

Family

ID=20321489

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7517568A Granted FR2275920A1 (fr) 1974-06-20 1975-06-05 Circuit de filtrage pour dispositif de protection a relais

Country Status (7)

Country Link
US (1) US3976920A (fr)
CH (1) CH596691A5 (fr)
DE (1) DE2525729C3 (fr)
FR (1) FR2275920A1 (fr)
GB (1) GB1503335A (fr)
SE (1) SE384611B (fr)
YU (1) YU36319B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR880006815A (ko) * 1986-11-12 1988-07-25 시키 모리야 고장구간 검출장치
US5798932A (en) * 1996-05-21 1998-08-25 General Electric Company Methods and apparatus for removing error due to decaying offsets from measured power system currents
JP2000048344A (ja) * 1998-07-30 2000-02-18 Showa Alum Corp 磁気ディスク用基板
JP2002262447A (ja) * 2001-03-02 2002-09-13 Toshiba Corp 保護継電装置
CN101841151B (zh) * 2009-03-20 2012-07-18 南京南瑞继保电气有限公司 一种自动切换工频保护定值的方法
DE102010018755A1 (de) 2010-04-29 2011-11-03 Kissling Elektrotechnik Gmbh Relais mit integrierter Sicherheitsbeschaltung
CN104124671A (zh) * 2014-07-24 2014-10-29 南京国电南自软件工程有限公司 一种智能操作箱出口继电器加速回路
CN109638958B (zh) * 2018-11-20 2020-11-17 许继集团有限公司 一种断路器智能终端快速出口电路及智能终端

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA866426A (en) * 1966-10-22 1971-03-16 M. Crockett John Product responsive relay
US3471750A (en) * 1966-11-17 1969-10-07 Ex Cell O Corp Circuit for and method of control signal generation in response to a transient signal
GB1400054A (en) * 1971-09-24 1975-07-16 Unisearch Ltd Protection of transformers

Also Published As

Publication number Publication date
CH596691A5 (fr) 1978-03-15
DE2525729B2 (de) 1978-04-20
US3976920A (en) 1976-08-24
FR2275920B1 (fr) 1982-04-30
GB1503335A (en) 1978-03-08
SE7408158L (sv) 1975-12-22
DE2525729A1 (de) 1976-01-08
SE384611B (sv) 1976-05-10
YU36319B (en) 1982-06-18
YU156875A (en) 1981-08-31
DE2525729C3 (de) 1978-12-14

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse