GB1494461A - Fault-current operated circuit-breakers - Google Patents

Fault-current operated circuit-breakers

Info

Publication number
GB1494461A
GB1494461A GB7047/76A GB704776A GB1494461A GB 1494461 A GB1494461 A GB 1494461A GB 7047/76 A GB7047/76 A GB 7047/76A GB 704776 A GB704776 A GB 704776A GB 1494461 A GB1494461 A GB 1494461A
Authority
GB
United Kingdom
Prior art keywords
key
circuit breaker
turned
feb
guided
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
GB7047/76A
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 and CIE
BBC Brown Boveri AG Germany
Original Assignee
BBC BROWN BOVERI and CIE
Brown Boveri und Cie AG Germany
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 BBC BROWN BOVERI and CIE, Brown Boveri und Cie AG Germany filed Critical BBC BROWN BOVERI and CIE
Publication of GB1494461A publication Critical patent/GB1494461A/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
    • H01H71/50—Manual reset mechanisms which may be also used for manual release
    • H01H71/62—Manual reset mechanisms which may be also used for manual release with means for preventing resetting while abnormal condition persists, e.g. loose handle arrangement
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
    • H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H25/00—Switches with compound movement of handle or other operating part
    • H01H25/06—Operating part movable both angularly and rectilinearly, the rectilinear movement being along the axis of angular movement
    • 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
    • H01H71/128—Manual release or trip mechanisms, e.g. for test purposes

Landscapes

  • Breakers (AREA)
GB7047/76A 1975-02-21 1976-02-23 Fault-current operated circuit-breakers Expired GB1494461A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2507497A DE2507497C3 (de) 1975-02-21 1975-02-21 Fehlerstromschutzschalter mit Schaltwerk und Prüftaste

Publications (1)

Publication Number Publication Date
GB1494461A true GB1494461A (en) 1977-12-07

Family

ID=5939464

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7047/76A Expired GB1494461A (en) 1975-02-21 1976-02-23 Fault-current operated circuit-breakers

Country Status (7)

Country Link
JP (1) JPS51115669A (enExample)
CH (1) CH591761A5 (enExample)
DE (1) DE2507497C3 (enExample)
FR (1) FR2301912A1 (enExample)
GB (1) GB1494461A (enExample)
IT (1) IT1053498B (enExample)
SE (1) SE402670B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2139002A (en) * 1983-04-27 1984-10-31 Hotpoint Ltd Actuators
CN101681733B (zh) * 2007-04-19 2012-08-29 Abb股份有限公司 室内布线开关设备锁定装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2516700A1 (fr) * 1981-11-13 1983-05-20 Hager Electro Perfectionnements aux mecanismes a declenchement libre, du type a genouillere, pour disjoncteurs differentiels et analogues et disjoncteurs differentiels comportant un tel mecanisme
DE3342468A1 (de) * 1983-11-24 1985-06-05 Brown, Boveri & Cie Ag, 6800 Mannheim Elektrisches schaltgeraet
CN106683922B (zh) * 2016-12-14 2018-10-09 国家电网公司 一种高压断路器推进合闸闭锁装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2139002A (en) * 1983-04-27 1984-10-31 Hotpoint Ltd Actuators
CN101681733B (zh) * 2007-04-19 2012-08-29 Abb股份有限公司 室内布线开关设备锁定装置

Also Published As

Publication number Publication date
DE2507497B2 (de) 1977-10-13
SE7602041L (sv) 1976-08-23
JPS51115669A (en) 1976-10-12
CH591761A5 (enExample) 1977-09-30
DE2507497A1 (de) 1976-08-26
IT1053498B (it) 1981-08-31
DE2507497C3 (de) 1978-05-18
FR2301912A1 (fr) 1976-09-17
SE402670B (sv) 1978-07-10
FR2301912B1 (enExample) 1980-02-08

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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