FI116328B - Genomföringsisolator eller spänningstransformator - Google Patents
Genomföringsisolator eller spänningstransformator Download PDFInfo
- 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
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
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI972131A FI116328B (sv) | 1997-05-19 | 1997-05-19 | Genomföringsisolator eller spänningstransformator |
EP19980660046 EP0886287B1 (en) | 1997-05-19 | 1998-05-18 | Bushing insulator |
DE1998619605 DE69819605T2 (de) | 1997-05-19 | 1998-05-18 | Isolatorbuchse |
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)
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 |
-
1997
- 1997-05-19 FI FI972131A patent/FI116328B/sv not_active IP Right Cessation
-
1998
- 1998-05-18 EP EP19980660046 patent/EP0886287B1/en not_active Expired - Lifetime
- 1998-05-18 DE DE1998619605 patent/DE69819605T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FI972131A0 (fi) | 1997-05-19 |
EP0886287A3 (en) | 1999-09-22 |
FI972131A (sv) | 1998-11-20 |
EP0886287B1 (en) | 2003-11-12 |
DE69819605D1 (de) | 2003-12-18 |
EP0886287A2 (en) | 1998-12-23 |
DE69819605T2 (de) | 2004-09-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Transfer of assignment of patent |
Owner name: ABB TECHNOLOGY AG Free format text: ABB TECHNOLOGY AG |
|
FG | Patent granted |
Ref document number: 116328 Country of ref document: FI |
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MM | Patent lapsed |