WO2022194328A3 - Niederspannungsabschirmkörper, niederspannungsstromwandler, niederspannungsstromwandleranordnung bzw. niederspannungselektrikanordnung - Google Patents
Niederspannungsabschirmkörper, niederspannungsstromwandler, niederspannungsstromwandleranordnung bzw. niederspannungselektrikanordnung Download PDFInfo
- Publication number
- WO2022194328A3 WO2022194328A3 PCT/DE2022/100210 DE2022100210W WO2022194328A3 WO 2022194328 A3 WO2022194328 A3 WO 2022194328A3 DE 2022100210 W DE2022100210 W DE 2022100210W WO 2022194328 A3 WO2022194328 A3 WO 2022194328A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- low voltage
- current transformer
- arrangement
- voltage current
- shielding element
- 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
- H01F27/34—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
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/28—Current transformers
- H01F38/30—Constructions
-
- 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
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformers For Measuring Instruments (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP22718050.2A EP4309197A2 (de) | 2021-03-19 | 2022-03-17 | Niederspannungsabschirmkörper, niederspannungsstromwandler, niederspannungsstromwandleranordnung bzw. niederspannungselektrikanordnung |
DE112022001632.9T DE112022001632A5 (de) | 2021-03-19 | 2022-03-17 | Niederspannungsabschirmkörper, Niederspannungsstromwandler, Niederspannungsstromwandleranordnung bzw. Niederspannungselektrikanordnung |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102021106843.6A DE102021106843A1 (de) | 2021-03-19 | 2021-03-19 | Niederspannungsabschirmkörper, Niederspannungsstromwandler, Niederspannungsstromwandleranordnung bzw. Niederspannungselektrikanordnung |
DE102021106843.6 | 2021-03-19 | ||
DE102021115211.9 | 2021-06-11 | ||
DE102021115211 | 2021-06-11 | ||
DE102021122400.4 | 2021-08-30 | ||
DE102021122400 | 2021-08-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2022194328A2 WO2022194328A2 (de) | 2022-09-22 |
WO2022194328A3 true WO2022194328A3 (de) | 2022-12-15 |
Family
ID=81384834
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2022/100210 WO2022194328A2 (de) | 2021-03-19 | 2022-03-17 | Niederspannungsabschirmkörper, niederspannungsstromwandler, niederspannungsstromwandleranordnung bzw. niederspannungselektrikanordnung |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP4309197A2 (de) |
DE (1) | DE112022001632A5 (de) |
WO (1) | WO2022194328A2 (de) |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1287436A (fr) * | 1961-01-30 | 1962-03-16 | Compteurs Comp D | Perfectionnements aux transformateurs de courant pour montage sur barres |
US3962661A (en) * | 1975-04-22 | 1976-06-08 | International Telephone And Telegraph Corporation | Magnetically shunted current transformer |
JPS6119113A (ja) * | 1984-07-06 | 1986-01-28 | Nippon Kinzoku Kk | 変流器 |
JPH09320860A (ja) * | 1996-05-30 | 1997-12-12 | Toshiba Corp | 磁気シールド装置 |
JPH10116741A (ja) * | 1996-10-14 | 1998-05-06 | Toshiba Corp | 静止誘導電器の磁気シールド及びその取付方法 |
US20070086131A1 (en) * | 2005-10-19 | 2007-04-19 | Eaton Corporation | Current transformer including a low permeability shunt and a trip device employing the same |
JP2011243699A (ja) * | 2010-05-17 | 2011-12-01 | Kawamura Electric Inc | 零相変流器 |
US20130314199A1 (en) * | 2011-05-25 | 2013-11-28 | Mitsubishi Electric Corporation | Transformer |
US20150371769A1 (en) * | 2013-05-13 | 2015-12-24 | Mitsubishi Electric Corporation | Stationary induction device |
WO2017002225A1 (ja) * | 2015-07-01 | 2017-01-05 | 三菱電機株式会社 | 変圧器 |
CN105575629B (zh) * | 2016-02-29 | 2018-06-26 | 济南铂晶电子科技有限公司 | 一种改善开口式剩余电流互感器平衡性的方法及其装置 |
WO2020138654A1 (ko) * | 2018-12-26 | 2020-07-02 | 엘에스일렉트릭(주) | 기중회로차단기의 변류기 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3475682A (en) | 1967-07-17 | 1969-10-28 | Tektronix Inc | Shielded current measuring device |
DE2849559C2 (de) | 1978-11-13 | 1984-03-08 | Siemens AG, 1000 Berlin und 8000 München | Stromwandleranordnung für eine elektrische Energieversorgungsanlage |
US4321493A (en) | 1980-04-02 | 1982-03-23 | Sundstrand Corporation | Current transformer support assembly |
DK169008B1 (da) | 1990-06-01 | 1994-07-25 | Holec Lk A S | Fremgangsmåde og skærm til afskærmning af en strømtransformer samt strømtransformer med en sådan afskærmning |
JP3842056B2 (ja) | 2001-03-06 | 2006-11-08 | 三菱電機株式会社 | 三相一括形変流器 |
DE50206947D1 (de) | 2001-03-13 | 2006-07-06 | Schulz Uwe Emv Tech | Magnetfeldschirmung |
CN103632825B (zh) | 2012-08-23 | 2016-12-21 | 西门子公司 | 用于电流互感器的护壳及电流互感器组件 |
-
2022
- 2022-03-17 WO PCT/DE2022/100210 patent/WO2022194328A2/de active Application Filing
- 2022-03-17 EP EP22718050.2A patent/EP4309197A2/de active Pending
- 2022-03-17 DE DE112022001632.9T patent/DE112022001632A5/de active Pending
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1287436A (fr) * | 1961-01-30 | 1962-03-16 | Compteurs Comp D | Perfectionnements aux transformateurs de courant pour montage sur barres |
US3962661A (en) * | 1975-04-22 | 1976-06-08 | International Telephone And Telegraph Corporation | Magnetically shunted current transformer |
JPS6119113A (ja) * | 1984-07-06 | 1986-01-28 | Nippon Kinzoku Kk | 変流器 |
JPH09320860A (ja) * | 1996-05-30 | 1997-12-12 | Toshiba Corp | 磁気シールド装置 |
JPH10116741A (ja) * | 1996-10-14 | 1998-05-06 | Toshiba Corp | 静止誘導電器の磁気シールド及びその取付方法 |
US20070086131A1 (en) * | 2005-10-19 | 2007-04-19 | Eaton Corporation | Current transformer including a low permeability shunt and a trip device employing the same |
JP2011243699A (ja) * | 2010-05-17 | 2011-12-01 | Kawamura Electric Inc | 零相変流器 |
US20130314199A1 (en) * | 2011-05-25 | 2013-11-28 | Mitsubishi Electric Corporation | Transformer |
US20150371769A1 (en) * | 2013-05-13 | 2015-12-24 | Mitsubishi Electric Corporation | Stationary induction device |
WO2017002225A1 (ja) * | 2015-07-01 | 2017-01-05 | 三菱電機株式会社 | 変圧器 |
CN105575629B (zh) * | 2016-02-29 | 2018-06-26 | 济南铂晶电子科技有限公司 | 一种改善开口式剩余电流互感器平衡性的方法及其装置 |
WO2020138654A1 (ko) * | 2018-12-26 | 2020-07-02 | 엘에스일렉트릭(주) | 기중회로차단기의 변류기 |
Also Published As
Publication number | Publication date |
---|---|
EP4309197A2 (de) | 2024-01-24 |
DE112022001632A5 (de) | 2024-01-11 |
WO2022194328A2 (de) | 2022-09-22 |
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