[go: up one dir, main page]

SE8305842L - Tillstandsindikator - Google Patents

Tillstandsindikator

Info

Publication number
SE8305842L
SE8305842L SE8305842A SE8305842A SE8305842L SE 8305842 L SE8305842 L SE 8305842L SE 8305842 A SE8305842 A SE 8305842A SE 8305842 A SE8305842 A SE 8305842A SE 8305842 L SE8305842 L SE 8305842L
Authority
SE
Sweden
Prior art keywords
breaker
circuit
different
counter
contact
Prior art date
Application number
SE8305842A
Other languages
Unknown language ( )
English (en)
Other versions
SE439692B (sv
SE8305842D0 (sv
Inventor
K Alvin
K Hakansson
Original Assignee
Asea Ab
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 Asea Ab filed Critical Asea Ab
Priority to SE8305842A priority Critical patent/SE439692B/sv
Publication of SE8305842D0 publication Critical patent/SE8305842D0/sv
Priority to US06/663,369 priority patent/US4620156A/en
Publication of SE8305842L publication Critical patent/SE8305842L/sv
Publication of SE439692B publication Critical patent/SE439692B/sv

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
    • G01R31/3271—Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
    • G01R31/3275—Fault detection or status indication

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
SE8305842A 1983-10-24 1983-10-24 Anordning for overvakning av konditionen hos en elektrisk apparat med strombrytande kontakter, i synnerhet en hogspenningsbrytare SE439692B (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE8305842A SE439692B (sv) 1983-10-24 1983-10-24 Anordning for overvakning av konditionen hos en elektrisk apparat med strombrytande kontakter, i synnerhet en hogspenningsbrytare
US06/663,369 US4620156A (en) 1983-10-24 1984-10-22 Condition indicator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8305842A SE439692B (sv) 1983-10-24 1983-10-24 Anordning for overvakning av konditionen hos en elektrisk apparat med strombrytande kontakter, i synnerhet en hogspenningsbrytare

Publications (3)

Publication Number Publication Date
SE8305842D0 SE8305842D0 (sv) 1983-10-24
SE8305842L true SE8305842L (sv) 1985-04-25
SE439692B SE439692B (sv) 1985-06-24

Family

ID=20353029

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8305842A SE439692B (sv) 1983-10-24 1983-10-24 Anordning for overvakning av konditionen hos en elektrisk apparat med strombrytande kontakter, i synnerhet en hogspenningsbrytare

Country Status (2)

Country Link
US (1) US4620156A (sv)
SE (1) SE439692B (sv)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4977513A (en) * 1984-08-20 1990-12-11 Power Solutions, Inc. Circuit breaker current monitoring
FR2602610B1 (fr) * 1986-08-08 1994-05-20 Merlin Et Gerin Declencheur statique d'un disjoncteur electrique a indicateur d'usure des contacts
FR2715765B1 (fr) * 1994-02-01 1996-03-29 Gec Alsthom T & D Sa Dispositif pour la mesure de l'usure d'un disjoncteur.
DE19529013C2 (de) * 1995-07-26 1999-09-30 Siemens Ag Verfahren zur Funktionsprüfung eines mechanischen Schaltelementes und Einrichtung zur Durchführung des Verfahrens
US5751532A (en) * 1996-02-28 1998-05-12 Basler Electric Company Intergrating reset overcurrent relay
FR2751483B1 (fr) * 1996-07-18 1998-08-28 Gec Alsthom T & D Sa Procede de protection de defaillance d'un disjoncteur
US5941370A (en) * 1996-09-10 1999-08-24 Nichols; Bruce W. Electrical contact wear
DE19753852A1 (de) * 1997-12-04 1999-06-17 Siemens Ag Elektromagnetisches Relais
US6466023B2 (en) * 1998-12-28 2002-10-15 General Electric Company Method of determining contact wear in a trip unit
WO2000067272A1 (en) * 1999-05-02 2000-11-09 Elprocom, Ltd. Reed relay switches
US6535370B1 (en) 2000-03-17 2003-03-18 General Electric Company Apparatus and method for representing protection device trip response
NO313163B1 (no) * 2000-06-23 2002-08-19 Protura As Test- og inngrepsverktöy for komponenter i höyspenningsanlegg
DE50312381D1 (de) * 2003-05-07 2010-03-18 Abb Technology Ag Verfahren und Vorrichtung zur Ueberwachung von Schaltgeräten in elektrischen Schaltanlagen
US20130073257A1 (en) * 2011-09-19 2013-03-21 Craig Benjamin Williams Method, device, and system for monitoring a component
DE102018107475B4 (de) * 2017-05-24 2019-05-09 DEHN + SÖHNE GmbH + Co. KG. Vorrichtung zur Erfassung elektrischer Ströme an oder in der Nähe elektrischer Leiter
FR3069064B1 (fr) 2017-07-13 2022-02-11 Schneider Electric Ind Sas Dispositif de commutation electrique et procede de detection d'usure associe
DE102018111308B3 (de) 2018-03-28 2019-05-09 DEHN + SÖHNE GmbH + Co. KG. Vorrichtung zur Erfassung elektrischer Ströme an oder in der Nähe elektrischer Leiter

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1463043A (fr) * 1965-09-20 1966-06-03 Trt Telecom Radio Electr Conditionnement d'informations binaires, en vue de leur transmission
US4101826A (en) * 1977-06-13 1978-07-18 Hendrik Horsitmann Fault indicator including a reed relay responsive to above normal current flow in a conductor
DE2727378C2 (de) * 1977-06-15 1983-04-07 Siemens AG, 1000 Berlin und 8000 München Einrichtung zur Kontrolle der Betriebsfähigkeit von elektrischen Schaltgeräten
US4412267A (en) * 1980-02-06 1983-10-25 Eaton Corporation Time-delay current sensing circuit breaker relay
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

Also Published As

Publication number Publication date
US4620156A (en) 1986-10-28
SE439692B (sv) 1985-06-24
SE8305842D0 (sv) 1983-10-24

Similar Documents

Publication Publication Date Title
SE8305842L (sv) Tillstandsindikator
US4595914A (en) Self-testing combustion products detector
ATE177266T1 (de) Fehlerstromschutzschalter mit automatischer überwachungseinrichtung
SE7710961L (sv) Sekerhetsanordning
DE3689162D1 (de) Fehlernachweis und fehlerverdeckung mittels signalvorhersage.
DE68900707D1 (de) Temperaturmessvorrichtung mit einem alarmschalter.
KR860006307A (ko) 저항용접기 제어 시스템의 2차 도체 감시장치
GB974197A (en) Improvements in electro-chemical integrator
DE3887253D1 (de) Zählfehler-Erkennungseinrichtung für Messgeräte des Zähltyps.
KR890017117A (ko) 에어백 장치의 고장검출 장치
ATA87198A (de) Einrichtung zum überwachen von gleisfrei-meldeanlagen
JPS528453A (en) Fault detection relay
SU627341A1 (ru) Сигнализатор уровн
JPS6426176A (en) Automatic and real time disturbance monitoring/checking circuit network for microwave landing system
SU838380A1 (ru) Сигнализатор уровн
JPS56120427A (en) Direction indicator
SU369434A1 (ru) Устройство для измерения температуры
GB1586967A (en) Gas detection apparatus
JPS5566713A (en) Karman vortex value sensor
JPS5214488A (en) Monitoring device of automatic blood corpuscle measuring equpment
SU673507A1 (ru) Устройство контрол работы силового трансформатора сигнальной точки железных дорог
JPS5279959A (en) Self-checking sensor
GB1484332A (en) Electrical apparatus responding to the condition of a patient
KR850002121Y1 (ko) 화재 및 가스누설 경보장치
JPS51144510A (en) Fault detecting device for a transmission unit

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 8305842-0

Effective date: 19891023

Format of ref document f/p: F