BRPI0813598A2 - conjunto de ajustagem de fluxo para um relê buchholz. - Google Patents

conjunto de ajustagem de fluxo para um relê buchholz.

Info

Publication number
BRPI0813598A2
BRPI0813598A2 BRPI0813598A BRPI0813598A BRPI0813598A2 BR PI0813598 A2 BRPI0813598 A2 BR PI0813598A2 BR PI0813598 A BRPI0813598 A BR PI0813598A BR PI0813598 A BRPI0813598 A BR PI0813598A BR PI0813598 A2 BRPI0813598 A2 BR PI0813598A2
Authority
BR
Brazil
Prior art keywords
flow adjustment
adjustment set
buchholz relay
buchholz
relay
Prior art date
Application number
BRPI0813598A
Other languages
English (en)
Inventor
Silvio Dal Lago
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39791207&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0813598(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Comem Spa filed Critical Comem Spa
Publication of BRPI0813598A2 publication Critical patent/BRPI0813598A2/pt

Links

Classifications

    • 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
    • H01H35/405—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 the switch being of the reed switch type
    • 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
    • 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)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Magnetically Actuated Valves (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Organic Insulating Materials (AREA)
  • Breakers (AREA)
BRPI0813598A 2007-08-07 2008-07-29 conjunto de ajustagem de fluxo para um relê buchholz. BRPI0813598A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT000223A ITVI20070223A1 (it) 2007-08-07 2007-08-07 Rele di buchholz per la protezione di apparecchiature elettriche di potenza isolate in olio.
PCT/IT2008/000512 WO2009019732A1 (en) 2007-08-07 2008-07-29 Flow adjustment arrangement for a buchholz relay

Publications (1)

Publication Number Publication Date
BRPI0813598A2 true BRPI0813598A2 (pt) 2015-09-15

Family

ID=39791207

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0813598A BRPI0813598A2 (pt) 2007-08-07 2008-07-29 conjunto de ajustagem de fluxo para um relê buchholz.

Country Status (11)

Country Link
EP (1) EP2176875B1 (pt)
CN (1) CN101821828B (pt)
BR (1) BRPI0813598A2 (pt)
CO (1) CO6270279A2 (pt)
ES (1) ES2450267T3 (pt)
IT (1) ITVI20070223A1 (pt)
PL (1) PL2176875T3 (pt)
RU (1) RU2468461C2 (pt)
UA (1) UA96652C2 (pt)
WO (1) WO2009019732A1 (pt)
ZA (1) ZA201000534B (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012175252A1 (de) * 2011-06-22 2012-12-27 Maschinenfabrik Reinhausen Gmbh Buchholzrelais
PL2669910T3 (pl) * 2012-05-31 2016-04-29 Abb Schweiz Ag Urządzenie zabezpieczające do transformatorów elektrycznych i związany z nim transformator elektryczny
EP3098827B1 (en) 2015-05-26 2018-10-17 ABB Schweiz AG Flow vent adjustable system for buchholz relay

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU472395A1 (ru) * 1962-05-30 1975-05-30 Газовое поплавковое реле
DE2744901C2 (de) * 1977-10-06 1985-06-13 Turbo-Werk Messtechnik GmbH, 5000 Köln Wächter für den Durchfluß oder Füllstand von Medien
WO1993001606A1 (en) * 1991-07-05 1993-01-21 Kerry James Field Fluid flow sensing switch
ITPD980059A1 (it) * 1998-03-19 1999-09-19 Comem Spa Rele' perfezionato di tipo buchholz
US6548775B1 (en) * 2002-06-21 2003-04-15 Breed Automotive Technology, Inc. Paddle flow monitoring device

Also Published As

Publication number Publication date
CN101821828B (zh) 2013-03-13
PL2176875T3 (pl) 2014-06-30
EP2176875A1 (en) 2010-04-21
RU2468461C2 (ru) 2012-11-27
ES2450267T3 (es) 2014-03-24
CO6270279A2 (es) 2011-04-20
CN101821828A (zh) 2010-09-01
ZA201000534B (en) 2010-09-29
UA96652C2 (ru) 2011-11-25
ITVI20070223A1 (it) 2009-02-08
RU2010102795A (ru) 2011-09-20
EP2176875B1 (en) 2013-12-11
WO2009019732A1 (en) 2009-02-12

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Legal Events

Date Code Title Description
B09A Decision: intention to grant
B11D Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time