IT1299218B1 - Trasformatore di potenza e/o di distribuzione dotato di commutatore sotto carico - Google Patents
Trasformatore di potenza e/o di distribuzione dotato di commutatore sotto caricoInfo
- Publication number
- IT1299218B1 IT1299218B1 ITMI981021A IT1299218B1 IT 1299218 B1 IT1299218 B1 IT 1299218B1 IT MI981021 A ITMI981021 A IT MI981021A IT 1299218 B1 IT1299218 B1 IT 1299218B1
- Authority
- IT
- Italy
- Prior art keywords
- power
- under load
- distribution transformer
- switch under
- transformer equipped
- 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
- H01F27/08—Cooling; Ventilating
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
- H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
-
- 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
-
- 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
- H01F27/10—Liquid cooling
- H01F27/12—Oil cooling
- H01F27/125—Cooling by synthetic insulating and incombustible liquid
-
- 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
- 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
- H01F2027/406—Temperature sensor or protection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/0005—Tap change devices
- H01H2009/0055—Oil filters for tap change devices
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Transformer Cooling (AREA)
- Housings And Mounting Of Transformers (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI981021 IT1299218B1 (it) | 1998-05-11 | 1998-05-11 | Trasformatore di potenza e/o di distribuzione dotato di commutatore sotto carico |
EP99201458A EP0957496A3 (en) | 1998-05-11 | 1999-05-11 | Power and/or distribution transformer equipped with on-load tap-changer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI981021 IT1299218B1 (it) | 1998-05-11 | 1998-05-11 | Trasformatore di potenza e/o di distribuzione dotato di commutatore sotto carico |
Publications (2)
Publication Number | Publication Date |
---|---|
ITMI981021A1 ITMI981021A1 (it) | 1999-11-11 |
IT1299218B1 true IT1299218B1 (it) | 2000-02-29 |
Family
ID=11379996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITMI981021 IT1299218B1 (it) | 1998-05-11 | 1998-05-11 | Trasformatore di potenza e/o di distribuzione dotato di commutatore sotto carico |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0957496A3 (it) |
IT (1) | IT1299218B1 (it) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1113548A1 (en) * | 1999-12-30 | 2001-07-04 | ABB T&D Technologies Ltd. | Electric substation |
EP1113549A1 (en) * | 1999-12-30 | 2001-07-04 | ABB T&D Technologies Ltd. | Electric substation |
US7842122B2 (en) * | 2003-10-31 | 2010-11-30 | Waukesha Electric Systems Incorporated | Gas remover apparatus and method |
US7847189B2 (en) * | 2005-07-01 | 2010-12-07 | Siemens Aktiengesellschaft | Electrical Component |
CN101223613A (zh) * | 2005-07-17 | 2008-07-16 | 西门子公司 | 密封的电设备 |
US7572133B2 (en) | 2005-11-14 | 2009-08-11 | Cooper Technologies Company | Separable loadbreak connector and system |
US20070295692A1 (en) * | 2006-06-22 | 2007-12-27 | Frank John Muench | Fault tolerant high voltage switching elements and electrical components |
US7854620B2 (en) | 2007-02-20 | 2010-12-21 | Cooper Technologies Company | Shield housing for a separable connector |
US7950939B2 (en) | 2007-02-22 | 2011-05-31 | Cooper Technologies Company | Medium voltage separable insulated energized break connector |
US7666012B2 (en) | 2007-03-20 | 2010-02-23 | Cooper Technologies Company | Separable loadbreak connector for making or breaking an energized connection in a power distribution network |
US7661979B2 (en) | 2007-06-01 | 2010-02-16 | Cooper Technologies Company | Jacket sleeve with grippable tabs for a cable connector |
US7695291B2 (en) | 2007-10-31 | 2010-04-13 | Cooper Technologies Company | Fully insulated fuse test and ground device |
US7905735B2 (en) | 2008-02-25 | 2011-03-15 | Cooper Technologies Company | Push-then-pull operation of a separable connector system |
US7950940B2 (en) | 2008-02-25 | 2011-05-31 | Cooper Technologies Company | Separable connector with reduced surface contact |
US7670162B2 (en) | 2008-02-25 | 2010-03-02 | Cooper Technologies Company | Separable connector with interface undercut |
US8056226B2 (en) | 2008-02-25 | 2011-11-15 | Cooper Technologies Company | Method of manufacturing a dual interface separable insulated connector with overmolded faraday cage |
US8109776B2 (en) | 2008-02-27 | 2012-02-07 | Cooper Technologies Company | Two-material separable insulated connector |
US7811113B2 (en) | 2008-03-12 | 2010-10-12 | Cooper Technologies Company | Electrical connector with fault closure lockout |
US7878849B2 (en) | 2008-04-11 | 2011-02-01 | Cooper Technologies Company | Extender for a separable insulated connector |
US7958631B2 (en) | 2008-04-11 | 2011-06-14 | Cooper Technologies Company | Method of using an extender for a separable insulated connector |
FR2971357B1 (fr) | 2011-02-08 | 2013-02-15 | Philippe Magnier Llc | Dispositif de prevention contre l'explosion d'un transformateur electrique muni d'un indicateur de liquide |
DE102013100266A1 (de) * | 2013-01-11 | 2014-07-17 | Maschinenfabrik Reinhausen Gmbh | Laststufenschalter |
KR101768849B1 (ko) * | 2016-04-05 | 2017-08-17 | 엘에스산전 주식회사 | 고압 인버터 시스템의 유입식 위상변이 변압기 |
CN111508688A (zh) * | 2020-05-27 | 2020-08-07 | 卧龙电气银川变压器有限公司 | 一种有载低压调压变压器 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2554514C3 (de) * | 1975-12-04 | 1982-02-11 | Transformatoren Union Ag, 7000 Stuttgart | Transformator für große elektrische Leistungen |
US4437082A (en) * | 1982-07-12 | 1984-03-13 | Westinghouse Electric Corp. | Apparatus for continually upgrading transformer dielectric liquid |
US5336847A (en) * | 1991-05-09 | 1994-08-09 | Fuji Electric Co., Ltd. | Stationary induction apparatus containing uninflammable insulating liquid |
-
1998
- 1998-05-11 IT ITMI981021 patent/IT1299218B1/it active IP Right Grant
-
1999
- 1999-05-11 EP EP99201458A patent/EP0957496A3/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP0957496A2 (en) | 1999-11-17 |
EP0957496A3 (en) | 2000-02-23 |
ITMI981021A1 (it) | 1999-11-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |