GB1559228A - Electric automatic cut out for overload and short-circuit current tripping - Google Patents

Electric automatic cut out for overload and short-circuit current tripping Download PDF

Info

Publication number
GB1559228A
GB1559228A GB4312677A GB4312677A GB1559228A GB 1559228 A GB1559228 A GB 1559228A GB 4312677 A GB4312677 A GB 4312677A GB 4312677 A GB4312677 A GB 4312677A GB 1559228 A GB1559228 A GB 1559228A
Authority
GB
United Kingdom
Prior art keywords
bimetal strip
magnet core
magnet
projection
thermal
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
GB4312677A
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.)
BBC Brown Boveri AG Germany
BBC Brown Boveri France SA
Original Assignee
Brown Boveri und Cie AG Germany
BBC Brown Boveri France SA
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 Brown Boveri und Cie AG Germany, BBC Brown Boveri France SA filed Critical Brown Boveri und Cie AG Germany
Publication of GB1559228A publication Critical patent/GB1559228A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/40—Combined electrothermal and electromagnetic mechanisms
    • H01H71/402—Combined electrothermal and electromagnetic mechanisms in which the thermal mechanism influences the magnetic circuit of the electromagnetic mechanism

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
  • Electromagnets (AREA)
GB4312677A 1976-10-18 1977-10-17 Electric automatic cut out for overload and short-circuit current tripping Expired GB1559228A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762646916 DE2646916A1 (de) 1976-10-18 1976-10-18 Elektrischer leitungsschutzschalter fuer ueberstrom- und kurzschlusstromausloesung

Publications (1)

Publication Number Publication Date
GB1559228A true GB1559228A (en) 1980-01-16

Family

ID=5990706

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4312677A Expired GB1559228A (en) 1976-10-18 1977-10-17 Electric automatic cut out for overload and short-circuit current tripping

Country Status (4)

Country Link
DE (1) DE2646916A1 (it)
FR (1) FR2368139A1 (it)
GB (1) GB1559228A (it)
IT (1) IT1090040B (it)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1345245A2 (de) * 2002-03-15 2003-09-17 Siemens Aktiengesellschaft Auslösevorrichtung für ein Schaltgerät
US8872606B1 (en) 2013-04-23 2014-10-28 Eaton Corporation Bimetal and magnetic armature providing an arc splatter resistant offset therebetween, and circuit breaker including the same
CN107210170A (zh) * 2014-11-20 2017-09-26 伊顿工业（奥地利）有限公司 包括作用于电磁脱扣装置的磁轭的被动加热的双金属元件的断路器
CN108878229A (zh) * 2017-05-15 2018-11-23 上海良信电器股份有限公司 一种小型热磁脱扣器

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2557353B1 (fr) * 1983-12-26 1986-04-11 Merlin Gerin Declencheur magnetothermique en materiau a memoire de forme, associe a un mecanisme de disjoncteur
FR2587829B1 (fr) * 1985-09-20 1993-05-07 Telemecanique Electrique Interrupteur de protection a biellette elastique

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1345245A2 (de) * 2002-03-15 2003-09-17 Siemens Aktiengesellschaft Auslösevorrichtung für ein Schaltgerät
EP1345245A3 (de) * 2002-03-15 2003-10-15 Siemens Aktiengesellschaft Auslösevorrichtung für ein Schaltgerät
US8872606B1 (en) 2013-04-23 2014-10-28 Eaton Corporation Bimetal and magnetic armature providing an arc splatter resistant offset therebetween, and circuit breaker including the same
CN107210170A (zh) * 2014-11-20 2017-09-26 伊顿工业（奥地利）有限公司 包括作用于电磁脱扣装置的磁轭的被动加热的双金属元件的断路器
CN107210170B (zh) * 2014-11-20 2019-12-03 伊顿工业（奥地利）有限公司 包括作用于电磁脱扣装置的磁轭的被动加热的双金属元件的断路器
CN108878229A (zh) * 2017-05-15 2018-11-23 上海良信电器股份有限公司 一种小型热磁脱扣器
CN108878229B (zh) * 2017-05-15 2024-02-27 上海良信电器股份有限公司 一种小型热磁脱扣器

Also Published As

Publication number Publication date
IT1090040B (it) 1985-06-18
FR2368139A1 (fr) 1978-05-12
DE2646916A1 (de) 1978-04-20

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Legal Events

Date Code Title Description
CSNS Application of which complete specification have been accepted and published, but patent is not sealed