GB1503335A - Relay protection arrangement for high-voltage networks - Google Patents

Relay protection arrangement for high-voltage networks

Info

Publication number
GB1503335A
GB1503335A GB20559/75A GB2055975A GB1503335A GB 1503335 A GB1503335 A GB 1503335A GB 20559/75 A GB20559/75 A GB 20559/75A GB 2055975 A GB2055975 A GB 2055975A GB 1503335 A GB1503335 A GB 1503335A
Authority
GB
United Kingdom
Prior art keywords
relay
filter
causes
fault
undervoltage
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.)
Expired
Application number
GB20559/75A
Other languages
English (en)
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
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 filed Critical ASEA AB
Publication of GB1503335A publication Critical patent/GB1503335A/en
Expired 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)
GB20559/75A 1974-06-20 1975-05-15 Relay protection arrangement for high-voltage networks Expired GB1503335A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1503335A true GB1503335A (en) 1978-03-08

Family

ID=20321489

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20559/75A Expired GB1503335A (en) 1974-06-20 1975-05-15 Relay protection arrangement for high-voltage networks

Country Status (7)

Country Link
US (1) US3976920A (US07368563-20080506-C00056.png)
CH (1) CH596691A5 (US07368563-20080506-C00056.png)
DE (1) DE2525729C3 (US07368563-20080506-C00056.png)
FR (1) FR2275920A1 (US07368563-20080506-C00056.png)
GB (1) GB1503335A (US07368563-20080506-C00056.png)
SE (1) SE384611B (US07368563-20080506-C00056.png)
YU (1) YU36319B (US07368563-20080506-C00056.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2313500A (en) * 1996-05-21 1997-11-26 Gen Electric Eliminating error due to decaying offsets from measured power system currents

Families Citing this family (7)

* 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
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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2313500A (en) * 1996-05-21 1997-11-26 Gen Electric Eliminating error due to decaying offsets from measured power system currents
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
GB2313500B (en) * 1996-05-21 2000-05-17 Gen Electric Methods and apparatus for removing error due to decaying offsets from measured power system currents

Also Published As

Publication number Publication date
US3976920A (en) 1976-08-24
DE2525729C3 (de) 1978-12-14
DE2525729A1 (de) 1976-01-08
SE384611B (sv) 1976-05-10
SE7408158L (sv) 1975-12-22
FR2275920A1 (fr) 1976-01-16
CH596691A5 (US07368563-20080506-C00056.png) 1978-03-15
DE2525729B2 (de) 1978-04-20
YU36319B (en) 1982-06-18
YU156875A (en) 1981-08-31
FR2275920B1 (US07368563-20080506-C00056.png) 1982-04-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930515