DK0925594T3 - Elektrisk kontaktslid og temperaturindikator - Google Patents

Elektrisk kontaktslid og temperaturindikator

Info

Publication number
DK0925594T3
DK0925594T3 DK97941011T DK97941011T DK0925594T3 DK 0925594 T3 DK0925594 T3 DK 0925594T3 DK 97941011 T DK97941011 T DK 97941011T DK 97941011 T DK97941011 T DK 97941011T DK 0925594 T3 DK0925594 T3 DK 0925594T3
Authority
DK
Denmark
Prior art keywords
wear
erosion
electrical contact
contact
temperature indicator
Prior art date
Application number
DK97941011T
Other languages
Danish (da)
English (en)
Inventor
Bruce W Nichols
Original Assignee
Bruce W Nichols
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 Bruce W Nichols filed Critical Bruce W Nichols
Application granted granted Critical
Publication of DK0925594T3 publication Critical patent/DK0925594T3/da

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/0015—Means for testing or for inspecting contacts, e.g. wear indicator
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/0015—Means for testing or for inspecting contacts, e.g. wear indicator
    • H01H2001/0026—Means for testing or for inspecting contacts, e.g. wear indicator wherein one or both contacts contain embedded contact wear signal material, e.g. radioactive material being released as soon as the contact wear reaches the embedded layer
    • 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
    • H01H2009/0061—Monitoring tap change switching devices

Landscapes

  • Manufacture Of Switches (AREA)
  • Contacts (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Thermally Actuated Switches (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Keying Circuit Devices (AREA)
DK97941011T 1996-09-10 1997-09-10 Elektrisk kontaktslid og temperaturindikator DK0925594T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/711,196 US5941370A (en) 1996-09-10 1996-09-10 Electrical contact wear
PCT/US1997/016036 WO1998011573A1 (en) 1996-09-10 1997-09-10 Electrical contact wear and temperature indicator

Publications (1)

Publication Number Publication Date
DK0925594T3 true DK0925594T3 (da) 2004-01-05

Family

ID=24857141

Family Applications (1)

Application Number Title Priority Date Filing Date
DK97941011T DK0925594T3 (da) 1996-09-10 1997-09-10 Elektrisk kontaktslid og temperaturindikator

Country Status (14)

Country Link
US (3) US5941370A (ja)
EP (1) EP0925594B1 (ja)
JP (1) JP2001500310A (ja)
KR (1) KR20000036000A (ja)
CN (1) CN1082709C (ja)
AT (1) ATE254798T1 (ja)
AU (1) AU4266297A (ja)
BR (1) BR9711723A (ja)
CA (1) CA2265816A1 (ja)
DE (1) DE69726295T2 (ja)
DK (1) DK0925594T3 (ja)
ES (1) ES2210571T3 (ja)
HK (1) HK1022778A1 (ja)
WO (1) WO1998011573A1 (ja)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5941370A (en) * 1996-09-10 1999-08-24 Nichols; Bruce W. Electrical contact wear
US6231227B1 (en) 1998-12-28 2001-05-15 General Electric Company Method of determining contact wear in a trip unit
US6466023B2 (en) 1998-12-28 2002-10-15 General Electric Company Method of determining contact wear in a trip unit
US6777948B2 (en) 2002-09-11 2004-08-17 Electric Power Research Institute, Inc. Method and apparatus for detecting wear in components of high voltage electrical equipment
US7053625B2 (en) * 2002-09-11 2006-05-30 Electric Power Research Institute, Inc. Method and apparatus for detecting wear in components of high voltage electrical equipment
US7038201B2 (en) * 2002-12-13 2006-05-02 Nichols Applied Technology, Llc Method and apparatus for determining electrical contact wear
US6884998B2 (en) * 2002-12-13 2005-04-26 Nichols Applied Technology, Llc Method and apparatus for determining electrical contact wear
DE102004050191B4 (de) * 2004-10-15 2016-02-11 Abb Ag Anordnung zur Überwachung einer Anlage auf thermische Belastung
CN103439026B (zh) * 2013-09-06 2015-08-26 太原鹏跃电子科技有限公司 化学温变头专用装置
JP6252051B2 (ja) * 2013-09-06 2017-12-27 株式会社村田製作所 電力変換器
DE102014200681A1 (de) * 2014-01-16 2015-07-16 Robert Bosch Gmbh Schaltvorrichtung zum Schalten hoher elektrischer Ströme und Batteriesystem mit einer solchen Schaltvorrichtung
US9329238B1 (en) * 2014-11-14 2016-05-03 Schneider Electric USA, Inc. Contact wear detection by spectral analysis shift
CN105304357B (zh) * 2015-09-15 2017-09-19 中国北车集团大连机车车辆有限公司 层式复合触点
CN106847562A (zh) * 2016-12-30 2017-06-13 无锡新宏泰电器科技股份有限公司 一种具有磨损指示的断路器触头系统
FI11883U1 (fi) 2017-09-15 2017-12-05 Abb Oy Sähkökytkin
US11004620B2 (en) 2019-03-18 2021-05-11 Eaton Intelligent Power Limited Circuit interrupter and method of determining contact wear based upon temperature

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE116530C (ja) *
US1746363A (en) * 1926-09-17 1930-02-11 Siemens Ag Electric switch
US3398246A (en) * 1966-06-29 1968-08-20 Linet William Brake wear alert device
US3440604A (en) * 1967-11-24 1969-04-22 William L Phillips Wear indicator for brakes
US3553642A (en) * 1968-07-19 1971-01-05 Gen Motors Corp Electrical brake lining wear indicator
US3660815A (en) * 1969-12-15 1972-05-02 Donald W Rees Abrasion wear warning device for vehicle brakes
US3716832A (en) * 1971-04-05 1973-02-13 G Johnson Brake lining condition inditor system
US3787651A (en) * 1972-06-08 1974-01-22 S & C Electric Co High voltage switch with high current closing contacts
US3800278A (en) * 1972-08-22 1974-03-26 S Jaye Brake lining wear warning gauge
JPS5332214Y2 (ja) * 1974-04-26 1978-08-10
DD116530A1 (ja) * 1974-12-04 1975-11-20
US4024525A (en) * 1976-01-07 1977-05-17 Towmotor Corporation Brush wear indicator
US4188613A (en) * 1978-05-31 1980-02-12 Wong Chia Hsiang Safety indicator for automobile braking system
US4298857A (en) * 1980-02-01 1981-11-03 Ford Motor Company Brake wear indicator system
US4333095A (en) * 1980-02-19 1982-06-01 Reliance Electric Company Brush wear indicator
US4471186A (en) * 1980-06-12 1984-09-11 Mitsubishi Denki Kabushiki Kaisha Abnormal condition detector of electric apparatus
CH652528A5 (de) * 1980-10-31 1985-11-15 Bbc Brown Boveri & Cie Druckgasschalter.
JPS57125334A (en) * 1981-01-28 1982-08-04 Mitsubishi Electric Corp Temperature sensor for electric appliance
US4536670A (en) * 1981-12-14 1985-08-20 Morganite Incorporated Electrical brushes with wear sensors
JPS58155323A (ja) * 1982-03-12 1983-09-16 Hitachi Ltd 電気機器の局部温度上昇監視装置
SE433546B (sv) * 1982-10-25 1984-05-28 Asea Ab Anordning for kontroll av kontaktavbrenning hos en elektrisk apparat anordning for kontroll av kontaktavbrenning hos en elektrisk apparat
US4562421A (en) * 1983-01-31 1985-12-31 Duffy Dennis A Brake wear sensor
US4636778A (en) * 1983-10-03 1987-01-13 Reliance Electric Company Brush wear monitor
SE439692B (sv) * 1983-10-24 1985-06-24 Asea Ab Anordning for overvakning av konditionen hos en elektrisk apparat med strombrytande kontakter, i synnerhet en hogspenningsbrytare
US4527022A (en) * 1984-04-10 1985-07-02 Vazquez Frank B Tap changer
DE3505818A1 (de) * 1985-02-20 1986-08-21 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Ueberwachungs- und kontrolleinrichtung fuer schaltgeraete
US4975800A (en) * 1988-03-14 1990-12-04 Hitachi, Ltd. Contact abnormality detecting system
US5214595A (en) * 1988-05-16 1993-05-25 Hitachi, Ltd. Abnormality diagnosing system and method for a high voltage power apparatus
US5013876A (en) * 1988-09-12 1991-05-07 S&C Electric Company Switch contacts with improved fault-closing capability
FR2662772B1 (fr) * 1990-05-31 1992-08-28 Bendix Europ Services Tech Temoin d'usure pour garniture de friction.
US5408225A (en) * 1992-10-09 1995-04-18 Stadelhofer; Eugene Misalignment sensing probe and switch
DE4315622C2 (de) * 1993-05-11 1997-01-16 Schunk Kohlenstofftechnik Gmbh Kohlebürste sowie Verfahren zum Anordnen und Befestigen einer Meldelitze in einer solchen
US5420571A (en) * 1994-01-11 1995-05-30 Honeywell Inc. Switch with end of life prediction capability
US5453591A (en) * 1994-04-05 1995-09-26 Abb Power T&D Company Inc. Sensing structure for component wear in high voltage circuit interrupters
US5941370A (en) * 1996-09-10 1999-08-24 Nichols; Bruce W. Electrical contact wear

Also Published As

Publication number Publication date
CN1235694A (zh) 1999-11-17
DE69726295T2 (de) 2004-09-09
AU4266297A (en) 1998-04-02
JP2001500310A (ja) 2001-01-09
ATE254798T1 (de) 2003-12-15
US6188035B1 (en) 2001-02-13
DE69726295D1 (de) 2003-12-24
EP0925594A1 (en) 1999-06-30
US5941370A (en) 1999-08-24
US6023036A (en) 2000-02-08
HK1022778A1 (en) 2000-08-18
KR20000036000A (ko) 2000-06-26
WO1998011573A1 (en) 1998-03-19
CN1082709C (zh) 2002-04-10
BR9711723A (pt) 2000-01-18
ES2210571T3 (es) 2004-07-01
CA2265816A1 (en) 1998-03-19
EP0925594B1 (en) 2003-11-19

Similar Documents

Publication Publication Date Title
DK0925594T3 (da) Elektrisk kontaktslid og temperaturindikator
IT1274993B (it) Circuito elettronico di base per interruttori di tipo differenziale dipendenti dalla tensione di rete
BR0104687A (pt) Comutador de desligamento compacto provido de fusìvel
ATE213092T1 (de) Temperaturabhängiger schalter mit stromübertragungsglied
ES289013U (es) Un conmutador giratorio,particularmente utilizable como dis-yuntor electrico o conmutador de ruptura en carga
NO904607D0 (no) Lav-temperaturs kjoeleinnretning som anvender stroem-foerende superledende modus/ikke-superledende modus forbindelse.
EP0912846A4 (en) CONNECTIONS FOR HYDRAULIC SYSTEMS
DE69108394D1 (de) Elektronischer hilfskontakt für einen schütz.
CA2259706A1 (en) Illuminated rocker assembly employing electroluminescent lamp member
GB2330291A (en) Electric heaters
EP1120801A3 (de) Verfahren zur Überwachung des Kontaktabbrandes bei Stufenschaltern
MX157707A (es) Mejoras en disyuntor primario inmersible en fluido
ATE241210T1 (de) Schalterpol mit integriertem optischen stromsensor
TW357270B (en) Semiconductor assembled circuit stationery current testing method, semiconductor assembled circuit
BR9811982A (pt) Célula eletroquìmica, e, instalação interruptora de corrente para uma célula eletroquìmica
EP0135380A3 (en) Loadbreak bushing and snuffer/contact assembly therefor
ATE318013T1 (de) Steckverbinder mit isolations- und dichtungselement
WO2003105177A3 (en) ELECTRIC LAMP
ES8702671A1 (es) Perfeccionamientos en manocontactos aptos para el control de una presion de trabajo
ATE311659T1 (de) Elektrischer schalter
DE50001496D1 (de) Schmelzsicherungsschalter
DE50107811D1 (de) Massekontakt für ein elektrisches Gerät
DK160027C (da) Fejlstroems- og ledningsbeskyttelsesafbryder med afbryder for en mellemleder
DE69307560D1 (de) Lasttrennschalter für hohe Nominal-Intensität und Verwendung für Zelle und für Mittel-Spannungsanlage
ES2158781B1 (es) Dispositivos para las subidas, bajadas o subidas y bajadas de la tension de la red.