FI116328B - Genomföringsisolator eller spänningstransformator - Google Patents

Genomföringsisolator eller spänningstransformator Download PDF

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Publication number
FI116328B
FI116328B FI972131A FI972131A FI116328B FI 116328 B FI116328 B FI 116328B FI 972131 A FI972131 A FI 972131A FI 972131 A FI972131 A FI 972131A FI 116328 B FI116328 B FI 116328B
Authority
FI
Finland
Prior art keywords
fuse
insulator
transformer
casting resin
rubber
Prior art date
Application number
FI972131A
Other languages
English (en)
Finnish (fi)
Other versions
FI972131A0 (fi
FI972131A (sv
Inventor
Vesa Virtanen
Esa Virtanen
Tapani Tiitola
Jorma Jokinen
Original Assignee
Abb Technology 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 Abb Technology Ag filed Critical Abb Technology Ag
Priority to FI972131A priority Critical patent/FI116328B/sv
Publication of FI972131A0 publication Critical patent/FI972131A0/fi
Priority to DE1998619605 priority patent/DE69819605T2/de
Priority to EP19980660046 priority patent/EP0886287B1/en
Publication of FI972131A publication Critical patent/FI972131A/sv
Application granted granted Critical
Publication of FI116328B publication Critical patent/FI116328B/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
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H01B17/005—Insulators structurally associated with built-in electrical equipment
    • 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
    • H01F27/04—Leading of conductors or axles through casings, e.g. for tap-changing arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H2085/0225—Means for preventing discharge, e.g. corona ring

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Fuses (AREA)
  • Transformers For Measuring Instruments (AREA)

Claims (3)

1. Genomföringsisolator eller spänningstransformator, som omfattar en frän ände tili ände löpande primärströmsledare (1) och en runt primär- 5 strömsledaren avgjutharts (3) gjuten stomme (2), kännetecknad avatt primärströmsledaren (1) omfattar en ätminstone delvis i gjuthartset (3) vid gjutningen av stommen (2) lämnad, icke-utbytbar säkring (4), och att en del av den i gjuthartset (3) vid gjutning av stommen lämnade säkringen (4) är omgi-ven med ett skikt (6) av gummi eller annat motsvarande elastiskt material, vil-10 ket skikt i sin tur är omgivet med ett halvledande skikt (5).
2. Genomföringsisolator enligt patentkrav 1, kännetecknad av att nämnda gummi eller annat motsvarande elastiska material är halvledande.
3. Genomföringsisolator eller spänningstransformator, som omfattar 15 en frän ände tili ände löpande primärströmsledare (1) och en runt primärströmsledaren av gjutharts (3) gjuten stomme (2), kännetecknad av att primärströmsledaren (1) omfattar en ätminstone delvis i gjuthartset (3) vid gjutningen av stommen (2) lämnad, icke-utbytbar säkring (4), och att en del av den i gjuthartset (3) vid gjutning av stommen lämnade säkringen (4) är omgi- 20 ven med ett skikt av halvledande gummi eller annat motsvarande halvledande * ; elastiskt material. > · t · t
FI972131A 1997-05-19 1997-05-19 Genomföringsisolator eller spänningstransformator FI116328B (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI972131A FI116328B (sv) 1997-05-19 1997-05-19 Genomföringsisolator eller spänningstransformator
DE1998619605 DE69819605T2 (de) 1997-05-19 1998-05-18 Isolatorbuchse
EP19980660046 EP0886287B1 (en) 1997-05-19 1998-05-18 Bushing insulator

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI972131A FI116328B (sv) 1997-05-19 1997-05-19 Genomföringsisolator eller spänningstransformator
FI972131 1997-05-19

Publications (3)

Publication Number Publication Date
FI972131A0 FI972131A0 (fi) 1997-05-19
FI972131A FI972131A (sv) 1998-11-20
FI116328B true FI116328B (sv) 2005-10-31

Family

ID=8548876

Family Applications (1)

Application Number Title Priority Date Filing Date
FI972131A FI116328B (sv) 1997-05-19 1997-05-19 Genomföringsisolator eller spänningstransformator

Country Status (3)

Country Link
EP (1) EP0886287B1 (sv)
DE (1) DE69819605T2 (sv)
FI (1) FI116328B (sv)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3666992A (en) * 1970-10-22 1972-05-30 Allis Chalmers Mfg Co Protective means for distribution transformer
US3678432A (en) * 1971-04-26 1972-07-18 Gen Electric Vented fuse module for underground power cable system

Also Published As

Publication number Publication date
FI972131A0 (fi) 1997-05-19
EP0886287A2 (en) 1998-12-23
FI972131A (sv) 1998-11-20
EP0886287A3 (en) 1999-09-22
DE69819605T2 (de) 2004-09-23
DE69819605D1 (de) 2003-12-18
EP0886287B1 (en) 2003-11-12

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