ZA201000534B - Flow adjustment arrangement for buchholz relay - Google Patents

Flow adjustment arrangement for buchholz relay

Info

Publication number
ZA201000534B
ZA201000534B ZA201000534A ZA201000534A ZA201000534B ZA 201000534 B ZA201000534 B ZA 201000534B ZA 201000534 A ZA201000534 A ZA 201000534A ZA 201000534 A ZA201000534 A ZA 201000534A ZA 201000534 B ZA201000534 B ZA 201000534B
Authority
ZA
South Africa
Prior art keywords
flow adjustment
adjustment arrangement
buchholz relay
buchholz
relay
Prior art date
Application number
ZA201000534A
Other languages
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
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=ZA201000534(B) "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 ZA201000534B publication Critical patent/ZA201000534B/xx

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)
ZA201000534A 2007-08-07 2010-01-21 Flow adjustment arrangement for buchholz relay ZA201000534B (en)

Applications Claiming Priority (1)

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.

Publications (1)

Publication Number Publication Date
ZA201000534B true ZA201000534B (en) 2010-09-29

Family

ID=39791207

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA201000534A ZA201000534B (en) 2007-08-07 2010-01-21 Flow adjustment arrangement for buchholz relay

Country Status (11)

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

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
UA96652C2 (ru) 2011-11-25
ITVI20070223A1 (it) 2009-02-08
RU2010102795A (ru) 2011-09-20
BRPI0813598A2 (pt) 2015-09-15
EP2176875B1 (en) 2013-12-11
WO2009019732A1 (en) 2009-02-12

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