FIU20090184U0 - EMC-skydd för en distributionstransformator - Google Patents

EMC-skydd för en distributionstransformator

Info

Publication number
FIU20090184U0
FIU20090184U0 FI20090184U FIU20090184U FIU20090184U0 FI U20090184 U0 FIU20090184 U0 FI U20090184U0 FI 20090184 U FI20090184 U FI 20090184U FI U20090184 U FIU20090184 U FI U20090184U FI U20090184 U0 FIU20090184 U0 FI U20090184U0
Authority
FI
Finland
Prior art keywords
distribution transformer
emc protection
emc
protection
transformer
Prior art date
Application number
FI20090184U
Other languages
English (en)
Finnish (fi)
Inventor
Sakari Peltoniemi
Original Assignee
Sakari Peltoniemi
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 Sakari Peltoniemi filed Critical Sakari Peltoniemi
Priority to FI20090184U priority Critical patent/FI8475U1/sv
Publication of FIU20090184U0 publication Critical patent/FIU20090184U0/sv
Application granted granted Critical
Publication of FI8475U1 publication Critical patent/FI8475U1/sv

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
    • H01F27/08—Cooling; Ventilating
    • H01F27/20—Cooling by special gases or non-ambient air
    • 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
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
    • 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
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/366—Electric or magnetic shields or screens made of ferromagnetic material
    • 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
    • H01F27/02—Casings
    • H01F27/025—Constructional details relating to cooling
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Protection Of Transformers (AREA)
FI20090184U 2008-06-05 2009-05-08 EMC-skydd för en distributionstransformator FI8475U1 (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI20090184U FI8475U1 (sv) 2008-06-05 2009-05-08 EMC-skydd för en distributionstransformator

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20085561A FI20085561A0 (sv) 2008-06-05 2008-06-05 EMC-skydd för en distributionstransformator
FI20090184U FI8475U1 (sv) 2008-06-05 2009-05-08 EMC-skydd för en distributionstransformator

Publications (2)

Publication Number Publication Date
FIU20090184U0 true FIU20090184U0 (sv) 2009-05-08
FI8475U1 FI8475U1 (sv) 2009-10-23

Family

ID=39589327

Family Applications (2)

Application Number Title Priority Date Filing Date
FI20085561A FI20085561A0 (sv) 2008-06-05 2008-06-05 EMC-skydd för en distributionstransformator
FI20090184U FI8475U1 (sv) 2008-06-05 2009-05-08 EMC-skydd för en distributionstransformator

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FI20085561A FI20085561A0 (sv) 2008-06-05 2008-06-05 EMC-skydd för en distributionstransformator

Country Status (3)

Country Link
EP (1) EP2304745B1 (sv)
FI (2) FI20085561A0 (sv)
WO (1) WO2009147299A1 (sv)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4370512A (en) * 1981-02-23 1983-01-25 Westinghouse Electric Corp. Shielding device for electrical inductive structure
CN2368141Y (zh) * 1999-04-02 2000-03-08 王少华 一种互感器保护罩
DE19924431A1 (de) * 1999-05-28 2000-11-30 Alstom Energietechnik Gmbh Netzstation
CN2452102Y (zh) * 2000-11-23 2001-10-03 庞启东 干式变压器用的横流式多级调节风冷装置
US6842718B2 (en) * 2003-02-06 2005-01-11 General Electric Company Intelligent auxiliary cooling system
EP1480504A1 (de) 2003-05-17 2004-11-24 IEV - Institut für Elektromagnetische Verträglichkeit GmbH Vorrichtung zur Abschirmung
US7161454B2 (en) 2003-08-21 2007-01-09 General Electric Company Apparatus and method for cooling electrical transformers

Also Published As

Publication number Publication date
FI8475U1 (sv) 2009-10-23
EP2304745B1 (en) 2018-05-09
FI20085561A0 (sv) 2008-06-05
EP2304745A4 (en) 2014-04-09
EP2304745A1 (en) 2011-04-06
WO2009147299A1 (en) 2009-12-10

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