CH486758A - Strom-Transformator - Google Patents

Strom-Transformator

Info

Publication number
CH486758A
CH486758A CH399169A CH399169A CH486758A CH 486758 A CH486758 A CH 486758A CH 399169 A CH399169 A CH 399169A CH 399169 A CH399169 A CH 399169A CH 486758 A CH486758 A CH 486758A
Authority
CH
Switzerland
Prior art keywords
electricity transformer
transformer
electricity
Prior art date
Application number
CH399169A
Other languages
German (de)
English (en)
Inventor
Lester Steen Floyd
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of CH486758A publication Critical patent/CH486758A/de

Links

Classifications

    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G01R15/181—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using coils without a magnetic core, e.g. Rogowski coils
    • 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
    • H01F2038/305—Constructions with toroidal magnetic core

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Coils Or Transformers For Communication (AREA)
CH399169A 1968-03-20 1969-03-17 Strom-Transformator CH486758A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71460568A 1968-03-20 1968-03-20

Publications (1)

Publication Number Publication Date
CH486758A true CH486758A (de) 1970-02-28

Family

ID=24870730

Family Applications (1)

Application Number Title Priority Date Filing Date
CH399169A CH486758A (de) 1968-03-20 1969-03-17 Strom-Transformator

Country Status (5)

Country Link
US (1) US3449703A (ko)
CH (1) CH486758A (ko)
DE (1) DE1913553A1 (ko)
FR (1) FR2004314A1 (ko)
GB (1) GB1231108A (ko)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE29019E (en) * 1969-01-22 1976-10-26 Yeda Research & Development Co. Ltd. Intruder detection system
US3754223A (en) * 1970-01-21 1973-08-21 Yeda Res & Dev Intruder detection system
US3806798A (en) * 1973-01-29 1974-04-23 Balsbaugh Labor Inc Electrodeless conductivity measuring system
US3867657A (en) * 1974-03-29 1975-02-18 Westinghouse Electric Corp Generator having shielded current transformers positioned therein
FR2471034A1 (fr) * 1979-12-04 1981-06-12 Merlin Gerin Capteur d'intensite a support souple deformable et son procede de fabrication
FR2564594B1 (fr) * 1984-05-21 1986-09-12 Merlin Gerin Capteur de courant a noyau amagnetique
AU611126B2 (en) * 1987-02-19 1991-06-06 Westinghouse Electric Corporation Electromagnetic contactor with lightweight wide range current transducer with sintered powdered metal core
US4887029A (en) * 1988-03-18 1989-12-12 Westinghouse Electric Corp. Mutual inductance current transducer, method of making and electric energy meter incorporating same
US5341083A (en) * 1991-09-27 1994-08-23 Electric Power Research Institute, Inc. Contactless battery charging system
US5301096A (en) * 1991-09-27 1994-04-05 Electric Power Research Institute Submersible contactless power delivery system
US5225769A (en) * 1992-02-21 1993-07-06 Zmd Corporation Defibrillation discharge current sensor
FR2712423B1 (fr) * 1993-11-08 1996-02-09 Gec Alsthom T & D Sa Bobine de Rogowski utilisable dans une installation électrique avec enveloppe métallique à la terre et procédé de fabrication d'une telle bobine.
US5615075A (en) * 1995-05-30 1997-03-25 General Electric Company AC/DC current sensor for a circuit breaker
JPH10214736A (ja) * 1997-01-28 1998-08-11 Toyo Denso Co Ltd 高電圧発生用トランス
US6566994B1 (en) * 1997-03-17 2003-05-20 Fluke Corporation Coil for an AC current sensor
FR2783085B1 (fr) * 1998-09-09 2000-10-06 Alstom Technology Bobinage torique sans noyau magnetique comportant deux enroulements superposes
TR200905709A2 (tr) * 2009-07-23 2009-09-23 Deni̇zoğlu Cemaletti̇n Düşük güçlü akım transformatörlerinde diş manyetik etkileri yok etme amaçlı sargı yöntemi.
US8957753B2 (en) * 2011-11-22 2015-02-17 Abb Technology Ag Current transformer
CN110676038A (zh) * 2018-07-02 2020-01-10 福迪威（上海）工业仪器技术研发有限公司 电流互感器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2241127A (en) * 1938-04-14 1941-05-06 Westinghouse Electric & Mfg Co Protective relay
US2975384A (en) * 1954-09-24 1961-03-14 Sprague Electric Co Toroidal inductor combinations
DE1248154B (de) * 1964-04-06 1967-08-24 Siemens Ag Mit einem Spannungwandler kombinierter Wandler
US3299384A (en) * 1964-07-01 1967-01-17 Ibm Wide-band transformer having neutralizing winding
US3353132A (en) * 1965-05-27 1967-11-14 Gen Electric Leakage flux suppressor windings for transformers

Also Published As

Publication number Publication date
GB1231108A (ko) 1971-05-12
US3449703A (en) 1969-06-10
DE1913553A1 (de) 1969-10-09
FR2004314A1 (fr) 1969-11-21

Similar Documents

Publication Publication Date Title
BR6909774D0 (pt) 3-(-4) -aroil-piperidinas 1-substituidas
FI53739C (fi) Behaollare foer behandlingsmaterial foer nedsaenkning i en spolningsbehaollare
DK131693C (da) Autovern
CH497160A (fr) Réchaud-gril
CH486758A (de) Strom-Transformator
FI54391B (fi) Boejlig kuggrem
BE751027A (fr) Scheepsschroefaskokerafdichting
BR6910255D0 (pt) Imidazolidino-quinazolinas
DE1925064B2 (de) Transformator
AT308224B (de) Stromverteileinrichtung
CH483734A (de) Schaltanlage
BR6908258D0 (pt) Siloxama-amino-hidroxisulfonatos
MC701A1 (fr) Transformateur
CH502540A (fr) Robinet
BR6909930D0 (pt) 1-carbamoil-3-aroil-pirrolidinas
BE748797A (fr) Werkanker
DE1909639B2 (de) Gleichrichteranordnung
FI56258B (fi) Oljeskrapring foer anvaendning i taetningsboxar
FR1538044A (fr) Transformateur perfectionné
FI54537B (fi) Stopp- eller regleringskran
BR6910136D0 (pt) 1-alcoil-inferior 3-azetidinois
AT301910B (de) Electrischer Mittelwerbilder
AT289562B (de) Skibob
AT291724B (de) Feldkonzentrator
AT281961B (de) Schultzchalter

Legal Events

Date Code Title Description
PL Patent ceased