FR829388A - Protective device operating in the event of an oil current and in the event of gas being released, for electrical appliances filled with oil - Google Patents

Protective device operating in the event of an oil current and in the event of gas being released, for electrical appliances filled with oil

Info

Publication number
FR829388A
FR829388A FR829388DA FR829388A FR 829388 A FR829388 A FR 829388A FR 829388D A FR829388D A FR 829388DA FR 829388 A FR829388 A FR 829388A
Authority
FR
France
Prior art keywords
event
oil
released
filled
gas
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
Other languages
French (fr)
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.)
Siemens Schuckertwerke AG
Siemens AG
Original Assignee
Siemens Schuckertwerke AG
Siemens AG
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 Siemens Schuckertwerke AG, Siemens AG filed Critical Siemens Schuckertwerke AG
Application granted granted Critical
Publication of FR829388A publication Critical patent/FR829388A/en
Expired legal-status Critical Current

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
    • H01H35/18—Switches operated by change of liquid level or of liquid density, e.g. float switch
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Power Engineering (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Transformer Cooling (AREA)
FR829388D 1936-11-19 1937-11-17 Protective device operating in the event of an oil current and in the event of gas being released, for electrical appliances filled with oil Expired FR829388A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES124992D DE664701C (en) 1936-11-19 1936-11-19 Protection device for oil-filled electrical equipment

Publications (1)

Publication Number Publication Date
FR829388A true FR829388A (en) 1938-06-24

Family

ID=50552529

Family Applications (1)

Application Number Title Priority Date Filing Date
FR829388D Expired FR829388A (en) 1936-11-19 1937-11-17 Protective device operating in the event of an oil current and in the event of gas being released, for electrical appliances filled with oil

Country Status (4)

Country Link
CH (1) CH200165A (en)
DE (1) DE664701C (en)
FR (1) FR829388A (en)
GB (1) GB484457A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE766253C (en) * 1938-09-13 1952-05-15 Siemens Schuckertwerke A G OElschuetz
DE741490C (en) * 1940-09-25 1943-11-11 Max Bucholz Device for transferring a movement caused by the accumulation of air or gas in a vessel filled with liquid to a display or contact device
DE744392C (en) * 1940-10-04 1944-01-14 Max Buchholz Protection device for electrical devices with liquid insulation, e.g. B. Oil transformers
DE755544C (en) * 1941-06-04 1953-08-31 Siemens Schuckertwerke A G Protective device for displaying malfunctions in liquid-filled containers, in particular electrical equipment and machine housings
DE760881C (en) * 1941-07-03 1954-03-15 Siemens Schuckertwerke A G Protective device for electrical machines and devices filled with a liquid insulating agent
DE943544C (en) * 1944-08-05 1956-05-24 Aeg Liquid-filled high-voltage electrical apparatus
DE974715C (en) * 1953-08-28 1961-04-06 Bosch Gmbh Robert Switch-off device for capacitors built into the housing
DE10361884B3 (en) 2003-12-19 2005-08-11 Siemens Ag Apparatus and method for monitoring a gas volume in a liquid-filled plant

Also Published As

Publication number Publication date
CH200165A (en) 1938-09-30
GB484457A (en) 1938-05-05
DE664701C (en) 1938-09-05

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