FI910009A0 - Stroem-spaenningsomvandlare foer elektroniska hushaollselmaetare. - Google Patents

Stroem-spaenningsomvandlare foer elektroniska hushaollselmaetare.

Info

Publication number
FI910009A0
FI910009A0 FI910009A FI910009A FI910009A0 FI 910009 A0 FI910009 A0 FI 910009A0 FI 910009 A FI910009 A FI 910009A FI 910009 A FI910009 A FI 910009A FI 910009 A0 FI910009 A0 FI 910009A0
Authority
FI
Finland
Prior art keywords
spaenningsomvandlare
hushaollselmaetare
elektroniska
stroem
foer
Prior art date
Application number
FI910009A
Other languages
English (en)
Other versions
FI910009A (fi
Inventor
Manfred Schwendtner
Guenter Steinmueller
Wolfgang Dohmstreich
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of FI910009A0 publication Critical patent/FI910009A0/fi
Publication of FI910009A publication Critical patent/FI910009A/fi

Links

Classifications

    • 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
    • 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
    • G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
    • G01R11/02—Constructional details
    • G01R11/06—Magnetic circuits of induction meters
    • 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
    • G01R15/183—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core
    • G01R15/185—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core with compensation or feedback windings or interacting coils, e.g. 0-flux sensors
FI910009A 1990-01-23 1991-01-02 Stroem-spaenningsomvandlare foer elektroniska hushaollselmaetare. FI910009A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP90101335A EP0438616B1 (de) 1990-01-23 1990-01-23 Strom-Spannungswandler für elektronische Haushaltszähler

Publications (2)

Publication Number Publication Date
FI910009A0 true FI910009A0 (fi) 1991-01-02
FI910009A FI910009A (fi) 1991-07-24

Family

ID=8203528

Family Applications (1)

Application Number Title Priority Date Filing Date
FI910009A FI910009A (fi) 1990-01-23 1991-01-02 Stroem-spaenningsomvandlare foer elektroniska hushaollselmaetare.

Country Status (9)

Country Link
US (1) US5177433A (fi)
EP (1) EP0438616B1 (fi)
KR (1) KR910014711A (fi)
AT (1) ATE104774T1 (fi)
CA (1) CA2034636A1 (fi)
DE (1) DE59005455D1 (fi)
DK (1) DK0438616T3 (fi)
ES (1) ES2051393T3 (fi)
FI (1) FI910009A (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10112305B4 (de) * 2001-03-14 2004-01-08 Siemens Ag Gehörschutz und Verfahren zum Betrieb einer geräuschemittierenden Einrichtung
DE10240242A1 (de) * 2002-08-31 2004-03-11 Robert Bosch Gmbh Stromsensor mit orthogonaler Ummagnetisiereinrichtung
US7839605B2 (en) * 2005-11-13 2010-11-23 Hitachi Global Storage Technologies Netherlands B.V. Electrical signal-processing device integrating a flux sensor with a flux generator in a magnetic circuit
FR2920881B1 (fr) 2007-09-10 2010-03-05 Socomec Sa DISPOSITIF DE MESURE DE l'INTENSITE D'UN COURANT ELECTRIQUE ET APPAREIL ELECTRIQUE COMPORTANT UN TEL DISPOSITIF.
JP5820164B2 (ja) * 2011-07-01 2015-11-24 東光東芝メーターシステムズ株式会社 電流検出装置およびこれを用いた電力量計
CN103646768A (zh) * 2013-12-24 2014-03-19 国家电网公司 有源型电子式电流互感器

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2497669A (en) * 1950-02-14 Flux distribution compensator for
US1961823A (en) * 1931-02-19 1934-06-05 Gen Electric Electric measuring system
US2777116A (en) * 1952-05-13 1957-01-08 Bendix Aviat Corp Coil form
US2870407A (en) * 1954-10-06 1959-01-20 George E Baker Method of peak current measurement
US2920297A (en) * 1955-04-28 1960-01-05 Ite Circuit Breaker Ltd Current transformer
US3649912A (en) * 1968-04-10 1972-03-14 Tokyo Shibaura Electric Co Direct current transformer employing magnetoresistance diodes for use in current measurement
US3603864A (en) * 1969-12-31 1971-09-07 Nasa Current dependent filter inductance
US3812428A (en) * 1971-03-15 1974-05-21 Licentia Gmbh Method of and apparatus for the measuring of direct current
FR2312844A1 (fr) * 1975-05-29 1976-12-24 Cem Comp Electro Mec Perfectionnemen
US4706017A (en) * 1985-08-05 1987-11-10 Hamilton Standard Controls, Inc. Electrical current sensor
US4894610A (en) * 1985-09-14 1990-01-16 LOZ Landis & Gyr Zug AG Current-transformer arrangement for an electrostatic meter
DE3619423A1 (de) 1985-09-14 1987-04-16 Friedl Richard Stromwandleranordnung fuer einen statischen elektrizitaetszaehler
DE3614236A1 (de) * 1986-04-26 1987-10-29 Vdo Schindling Anordnung zur beruehrungslosen messung des elektrischen stroms in einem leiter
NL8602302A (nl) * 1986-09-12 1988-04-05 Philips Nv Inductieve inrichting met een kern van amorf materiaal.

Also Published As

Publication number Publication date
DE59005455D1 (de) 1994-05-26
ES2051393T3 (es) 1994-06-16
KR910014711A (ko) 1991-08-31
FI910009A (fi) 1991-07-24
US5177433A (en) 1993-01-05
EP0438616B1 (de) 1994-04-20
ATE104774T1 (de) 1994-05-15
CA2034636A1 (en) 1991-07-24
DK0438616T3 (da) 1994-08-29
EP0438616A1 (de) 1991-07-31

Similar Documents

Publication Publication Date Title
EP0467202A3 (en) Arrangement for testing of objects with magnetic properties
GB2245071B (en) Ferromagnetic eddy current probe having multiple levels of magnetization
KR900003907B1 (en) Magnetic objective lens for use in a scaning electron microscope
TW338168B (en) Choke coil
FI910009A0 (fi) Stroem-spaenningsomvandlare foer elektroniska hushaollselmaetare.
FI923858A0 (fi) Hoegeffektiv oevervaogsfilterreaktor.
ATE220828T1 (de) Schalteinrichtung zur stromlosschaltung eines transformators
TW363200B (en) Current sensor and electrical apparatus including it
ES2124323T3 (es) Estructura magnetica con espejo.
ES2085667T3 (es) Transformador de corriente, en especial para un contador electronico de electricidad.
DE59301868D1 (de) Resolver mit magnetischer Abschirmung
DK1399934T3 (da) E-I eller E-E transformer
NZ329349A (en) Current meter transformer with symmetric magnetic and current divider circuits
RU2004050C1 (ru) Электромагнитный вибратор
ITMI911556A1 (it) Disposizione e metodo per la misura della suscettibilita' elettromagnetica di un apparecchio elettrico.
NO882839L (no) Elektromagnetisk klaffankeranordning.
SE9704678D0 (sv) En transformator alternativt en induktor, omfattande en kärna magnetiserad med likström och med växelström och den elektriska kretsen omfattande den slutna magnetkretsen
SE9703063D0 (sv) En sluten magnetkrets, en transformator alternativt en induktor omfattande en kärna magnetiserad med likström och med växelström och den elektriska kretsen omfattande den slutna magnetkretsen
JPS5631636A (en) Ultrasonic wave flow detector of electromagnetic type
IT1245203B (it) Dispositivo rivestito in colata
JPS5294767A (en) Magnetic field type electronic lens

Legal Events

Date Code Title Description
FD Application lapsed