ATE399385T1 - Verbessertes gasspeicherbuchholzrelais - Google Patents

Verbessertes gasspeicherbuchholzrelais

Info

Publication number
ATE399385T1
ATE399385T1 AT99104056T AT99104056T ATE399385T1 AT E399385 T1 ATE399385 T1 AT E399385T1 AT 99104056 T AT99104056 T AT 99104056T AT 99104056 T AT99104056 T AT 99104056T AT E399385 T1 ATE399385 T1 AT E399385T1
Authority
AT
Austria
Prior art keywords
relay
buchwood
float
gas storage
improved gas
Prior art date
Application number
AT99104056T
Other languages
German (de)
English (en)
Inventor
Lago Silvio Dal
Original Assignee
Comem Spa
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 Comem Spa filed Critical Comem Spa
Application granted granted Critical
Publication of ATE399385T1 publication Critical patent/ATE399385T1/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • H01H33/55—Oil reservoirs or tanks; Lowering means therefor
    • H01H33/555—Protective arrangements responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/40—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by devices allowing continual flow of fluid, e.g. vane
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H01H36/02—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding actuated by movement of a float carrying a magnet

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Power Engineering (AREA)
  • Level Indicators Using A Float (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Organic Insulating Materials (AREA)
AT99104056T 1998-03-24 1999-03-17 Verbessertes gasspeicherbuchholzrelais ATE399385T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT98PD000061A ITPD980061A1 (it) 1998-03-24 1998-03-24 Rele' perfezionato ad accumulo di gas tipo buchholz

Publications (1)

Publication Number Publication Date
ATE399385T1 true ATE399385T1 (de) 2008-07-15

Family

ID=11392112

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99104056T ATE399385T1 (de) 1998-03-24 1999-03-17 Verbessertes gasspeicherbuchholzrelais

Country Status (5)

Country Link
EP (1) EP0945951B1 (it)
AT (1) ATE399385T1 (it)
DE (1) DE69938948D1 (it)
ES (1) ES2310021T3 (it)
IT (1) ITPD980061A1 (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103620719B (zh) * 2011-06-22 2016-07-13 赖茵豪森机械制造公司 布克霍尔茨继电器
ES2560814T3 (es) * 2012-07-20 2016-02-22 Abb Technology Ag Dispositivo de seguridad para un transformador de energía, y transformador de energía relacionado que usa dicho dispositivo de seguridad
CN103681099B (zh) * 2013-12-11 2015-10-14 国家电网公司 一种带远程控制的瓦斯继电器
CN105826128B (zh) * 2015-01-07 2018-06-19 国家电网公司 多功能双浮子气体继电器
CN111161977B (zh) * 2020-01-23 2024-11-05 广东电网有限责任公司 一种多浮筒式瓦斯继电装置
CN112038172B (zh) * 2020-07-15 2023-03-10 国网山东省电力公司青岛供电公司 一种瓦斯继电器自动排气装置、排气方法及瓦斯继电器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1012247A (fr) * 1949-07-15 1952-07-07 Trist & Co Ltd Ronald Perfectionnements aux dispositifs magnétiques commandés par flotteur
ES324856A1 (es) * 1965-03-30 1967-02-16 Licentia Patent-Verwaltungs G M B H Sistema de vigilancia y de desconexion para aparatos electricos con aislamiento liquido.
US5426271A (en) * 1994-01-18 1995-06-20 Honeywell Inc. Liquid level sensor

Also Published As

Publication number Publication date
EP0945951B1 (en) 2008-06-25
ES2310021T3 (es) 2008-12-16
EP0945951A3 (en) 2000-06-07
DE69938948D1 (de) 2008-08-07
ITPD980061A1 (it) 1999-09-24
EP0945951A2 (en) 1999-09-29

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties