FR1415293A - Relais de protection pour transformateur à huile - Google Patents

Relais de protection pour transformateur à huile

Info

Publication number
FR1415293A
FR1415293A FR996782A FR996782A FR1415293A FR 1415293 A FR1415293 A FR 1415293A FR 996782 A FR996782 A FR 996782A FR 996782 A FR996782 A FR 996782A FR 1415293 A FR1415293 A FR 1415293A
Authority
FR
France
Prior art keywords
protection relay
oil transformers
transformers
oil
relay
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
FR996782A
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.)
RAIONNOE ENERGETITCHESKOE UPRA
Original Assignee
RAIONNOE ENERGETITCHESKOE UPRA
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 RAIONNOE ENERGETITCHESKOE UPRA filed Critical RAIONNOE ENERGETITCHESKOE UPRA
Priority to FR996782A priority Critical patent/FR1415293A/fr
Priority claimed from GB4895064A external-priority patent/GB1085900A/en
Application granted granted Critical
Publication of FR1415293A publication Critical patent/FR1415293A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means
    • 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
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means
    • H01F2027/404—Protective devices specially adapted for fluid filled transformers
    • 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

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
FR996782A 1964-11-30 1964-11-30 Relais de protection pour transformateur à huile Expired FR1415293A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR996782A FR1415293A (fr) 1964-11-30 1964-11-30 Relais de protection pour transformateur à huile

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR996782A FR1415293A (fr) 1964-11-30 1964-11-30 Relais de protection pour transformateur à huile
GB4895064A GB1085900A (en) 1964-12-02 1964-12-02 Switch for protection of oil-filled transformers

Publications (1)

Publication Number Publication Date
FR1415293A true FR1415293A (fr) 1965-10-22

Family

ID=26211436

Family Applications (1)

Application Number Title Priority Date Filing Date
FR996782A Expired FR1415293A (fr) 1964-11-30 1964-11-30 Relais de protection pour transformateur à huile

Country Status (1)

Country Link
FR (1) FR1415293A (fr)

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