DE3678387D1 - Spannungsfuehler. - Google Patents

Spannungsfuehler.

Info

Publication number
DE3678387D1
DE3678387D1 DE8686115140T DE3678387T DE3678387D1 DE 3678387 D1 DE3678387 D1 DE 3678387D1 DE 8686115140 T DE8686115140 T DE 8686115140T DE 3678387 T DE3678387 T DE 3678387T DE 3678387 D1 DE3678387 D1 DE 3678387D1
Authority
DE
Germany
Prior art keywords
voltage sensor
voltage
sensor
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE8686115140T
Other languages
English (en)
Inventor
Taro Sometani
Naotoshi Takaoka
Mitsuo Aida
Mitsuharu Kudomi
Yasuhiro Tanahashi
Katsunori C O Company Hou Aoki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Energy Support Corp
Original Assignee
Energy Support Corp
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
Priority claimed from JP60251495A external-priority patent/JPH0668510B2/ja
Priority claimed from JP60251496A external-priority patent/JPS62112072A/ja
Application filed by Energy Support Corp filed Critical Energy Support Corp
Application granted granted Critical
Publication of DE3678387D1 publication Critical patent/DE3678387D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/145—Indicating the presence of current or voltage
    • G01R19/155—Indicating the presence of voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Current Or Voltage (AREA)
DE8686115140T 1985-11-01 1986-10-31 Spannungsfuehler. Expired - Fee Related DE3678387D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP24676385 1985-11-01
JP60251495A JPH0668510B2 (ja) 1985-11-01 1985-11-09 電圧センサ
JP60251496A JPS62112072A (ja) 1985-11-09 1985-11-09 電圧センサ及び同センサを用いた零相電圧検出装置

Publications (1)

Publication Number Publication Date
DE3678387D1 true DE3678387D1 (de) 1991-05-02

Family

ID=27333517

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686115140T Expired - Fee Related DE3678387D1 (de) 1985-11-01 1986-10-31 Spannungsfuehler.

Country Status (3)

Country Link
US (2) US4804922A (de)
EP (2) EP0398396A3 (de)
DE (1) DE3678387D1 (de)

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US5059896A (en) * 1989-09-25 1991-10-22 General Electric Company Electronic watthour meter
US5296844A (en) * 1992-01-27 1994-03-22 Ontario Hydro Electrical contact avoidance device
US5350999A (en) * 1992-03-27 1994-09-27 Brunda Daniel D Measurement system and method for determining the amount of electromagnetic radiation energy being absorbed by living beings
US5323115A (en) * 1992-05-05 1994-06-21 Xerox Corporation Electrostatic voltmeter producing a low voltage output
US5357393A (en) * 1992-05-05 1994-10-18 Xerox Corporation Integrated ultra low leakage high voltage protection circuit
US5270660A (en) * 1992-05-05 1993-12-14 Xerox Corporation Electrostatic voltmeter employing high voltage integrated circuit devices
FI93998C (fi) * 1992-06-22 1995-06-26 Sekko Ab Oy Menetelmä ja laite kiertosuunnan mittaamiseen
US5315255A (en) * 1992-07-16 1994-05-24 Micron Technology, Inc. Non-contact, electrostatic, discharge detector
FR2694408B1 (fr) * 1992-07-31 1994-10-21 Electricite De France Dispositif détecteur de défauts sur un réseau de distribution d'énergie électrique aérien.
US5406437A (en) * 1994-04-14 1995-04-11 Levin; Michael I. Zero phase sequence current filter with adjustable impedance
US5633700A (en) * 1994-10-31 1997-05-27 Xerox Corporation Actuator for actuating a surface contacting probe of a contacting electrostatic voltmeter
US5488301A (en) * 1994-12-19 1996-01-30 Xerox Corporation Electrostatic voltmeter employing a differential cascode
US5952820A (en) * 1996-02-16 1999-09-14 Thrasher; M. D. Foreign voltage detector
US5910775A (en) * 1996-08-29 1999-06-08 S&C Electric Company Phasing and indicator arrangements for switchgear or the like
US6411108B1 (en) 1999-11-05 2002-06-25 Sensor Technologies, Inc. Noncontact signal analyzer
SE519259C2 (sv) * 2000-02-25 2003-02-04 Vattenfall Ab Sätt och system för övervakning av en elfördelningscentral,samt användning av systemet
US6426630B1 (en) * 2000-11-29 2002-07-30 Xerox Corporation Electrostatic voltmeter with current source load
US6545483B1 (en) 2001-08-29 2003-04-08 Sensor Technologies, Inc. Analyzer sensor
US6828767B2 (en) 2002-03-20 2004-12-07 Santronics, Inc. Hand-held voltage detection probe
JP4511136B2 (ja) 2003-07-25 2010-07-28 日本高圧電気株式会社 非接触式センサ
US7466148B2 (en) * 2004-07-01 2008-12-16 Quantum Applied Science & Research, Inc. Sensor system for measuring an electric potential signal of an object
US7511909B2 (en) * 2004-09-20 2009-03-31 Agency For Science, Technology And Research Sector based timing recovery for a readback signal
US20060192545A1 (en) * 2005-02-28 2006-08-31 Static Control Components, Inc. Voltage detection pole
US8193802B2 (en) * 2008-04-09 2012-06-05 Milwaukee Electric Tool Corporation Slidably attachable non-contact voltage detector
JP5864721B2 (ja) 2011-04-14 2016-02-17 シーメンス アクチエンゲゼルシヤフトＳｉｅｍｅｎｓ Ａｋｔｉｅｎｇｅｓｅｌｌｓｃｈａｆｔ オブジェクトの電位を非接触で求めるための装置およびクランプメータ
TWI439700B (zh) 2012-01-19 2014-06-01 Ind Tech Res Inst 用於具有雙導線之電力電纜線的電力感測裝置
ES2667483T3 (es) * 2014-11-04 2018-05-11 Abb Schweiz Ag Una unidad de fuente de alimentación para un dispositivo electrónico inteligente auto-alimentado
US10132842B2 (en) * 2015-04-01 2018-11-20 Eaton Intelligent Power Limited Virtual ground sensing circuit for high impedance voltage sensors
USD769139S1 (en) 2015-12-10 2016-10-18 Power Solutions, Inc. Probe
DE102015121876A1 (de) 2015-12-15 2017-06-22 Bombardier Transportation Gmbh Vorrichtung zum Erkennen eines Spannungssystems
DE102015121879A1 (de) * 2015-12-15 2017-06-22 Bombardier Transportation Gmbh Verfahren zum Steuern einer Kontaktkraft zwischen einem Fahrdraht und mindestens einem Stromabnehmer eines Schienenfahrzeugs
US10466280B1 (en) 2018-04-13 2019-11-05 Power Solutions, Inc. Enhanced circuit and method for detecting hazardous foreign voltages on conductors

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1504614A (en) * 1921-09-01 1924-08-12 Westinghouse Electric & Mfg Co Electric measuring instrument
USRE21151E (en) * 1931-09-08 1939-07-18 Radio receiving system
US2137579A (en) * 1935-04-01 1938-11-22 Ericsson Telefon Ab L M Alternating current power circuit
US2468125A (en) * 1943-07-14 1949-04-26 Walter T Silver Standing wave indicator
US2756414A (en) * 1952-03-01 1956-07-24 Motorola Inc Coupling unit
DE1132653B (de) * 1959-12-18 1962-07-05 Peter Sidney Vick Elektrodensystem zum beruehrungslosen, kapazitiven Pruefen elektrischer, stromfuehrender Leiter
DE1134157B (de) * 1959-12-22 1962-08-02 John Lunn Douglas Vorrichtung zum Feststellen des Spannungsfuehrens von unter Wechselspannung setzbaren elektrischen Leitern
CH436475A (de) * 1964-09-30 1967-05-31 Promotechnic Ag Vorrichtung zum Nachweis von elektrischen Spannungen
US3383565A (en) * 1966-05-13 1968-05-14 Gen Electric Packaging of electrical components
US3524133A (en) * 1966-09-09 1970-08-11 Gen Electric Static state voltage and current monitoring device for electric power cable terminations
US3774108A (en) * 1971-12-13 1973-11-20 Frl Inc Electrostatic potential detector
FR2206507B1 (de) * 1972-11-10 1976-04-23 Electricite De France
US3825768A (en) * 1973-02-15 1974-07-23 Eaton Corp Phase sequence and power loss detector
US4121154A (en) * 1975-10-14 1978-10-17 The United States Of America As Represented By The Secretary Of The Interior Alternating current potential measuring device
US4146913A (en) * 1977-12-30 1979-03-27 Westinghouse Electric Corp. Symmetrical component sequence filter
US4197493A (en) * 1978-05-11 1980-04-08 Hewlett-Packard Company Electrostatic voltmeter
GB2035728B (en) * 1978-11-30 1982-10-13 Plessey Co Ltd Openphase detector
JPS55114962A (en) * 1979-02-28 1980-09-04 Ricoh Co Ltd Surface potentiometer
DE3119925C2 (de) * 1981-07-10 1983-07-21 András Dipl.-Ing. 1116 Budapest Bely Verfahren und Gerät zur Erdschlußortung an Starkstrom-Freileitungsnetzen
US4504781A (en) * 1982-09-30 1985-03-12 Hargrove Douglas L Voltage wand
US4427945A (en) * 1982-10-28 1984-01-24 Beckman Instruments, Inc. Molded conductivity cell body
US4520318A (en) * 1983-02-17 1985-05-28 Marcel Hascal Electric field strength indicator
US4479160A (en) * 1983-05-02 1984-10-23 Westinghouse Electric Corp. Band-pass sequence filters for symmetrical components of multiphase AC power systems
JPS6122463A (ja) * 1984-07-09 1986-01-31 Matsushita Electric Ind Co Ltd 磁気記録再生装置
JPS6122466A (ja) * 1984-07-10 1986-01-31 Matsushita Electric Ind Co Ltd カセツト移送装置
JPS6122465A (ja) * 1984-07-10 1986-01-31 Matsushita Electric Ind Co Ltd カセツト移送装置

Also Published As

Publication number Publication date
EP0398396A2 (de) 1990-11-22
EP0222278B1 (de) 1991-03-27
US4804922A (en) 1989-02-14
EP0398396A3 (de) 1991-03-20
US4879509A (en) 1989-11-07
EP0222278A1 (de) 1987-05-20

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Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Free format text: BERENDT, T., DIPL.-CHEM. DR. LEYH, H., DIPL.-ING. DR.-ING. HERING, H., DIPL.-ING., PAT.-ANWAELTE, 8000 MUENCHEN

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee