FR2455790B1 - - Google Patents

Info

Publication number
FR2455790B1
FR2455790B1 FR8009614A FR8009614A FR2455790B1 FR 2455790 B1 FR2455790 B1 FR 2455790B1 FR 8009614 A FR8009614 A FR 8009614A FR 8009614 A FR8009614 A FR 8009614A FR 2455790 B1 FR2455790 B1 FR 2455790B1
Authority
FR
France
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
Application number
FR8009614A
Other languages
French (fr)
Other versions
FR2455790A1 (fr
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.)
Rockwell Automation Switzerland GmbH
Original Assignee
Sprecher und Schuh 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 Sprecher und Schuh AG filed Critical Sprecher und Schuh AG
Publication of FR2455790A1 publication Critical patent/FR2455790A1/fr
Application granted granted Critical
Publication of FR2455790B1 publication Critical patent/FR2455790B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G01R31/3272—Apparatus, systems or circuits therefor
    • G01R31/3274—Details related to measuring, e.g. sensing, displaying or computing; Measuring of variables related to the contact pieces, e.g. wear, position or resistance
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
FR8009614A 1979-04-30 1980-04-29 Procede et dispositif de surveillance de points de contact Granted FR2455790A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH405779A CH643085A5 (en) 1979-04-30 1979-04-30 Method and device for contact-point monitoring

Publications (2)

Publication Number Publication Date
FR2455790A1 FR2455790A1 (fr) 1980-11-28
FR2455790B1 true FR2455790B1 (enExample) 1984-07-13

Family

ID=4269010

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8009614A Granted FR2455790A1 (fr) 1979-04-30 1980-04-29 Procede et dispositif de surveillance de points de contact

Country Status (2)

Country Link
CH (1) CH643085A5 (enExample)
FR (1) FR2455790A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102901592A (zh) * 2012-10-11 2013-01-30 中国计量学院 磁保持继电器触点压力检测与动作测试装置及其使用方法

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5776436A (en) * 1980-10-31 1982-05-13 Toshiba Corp External diagnosis for trouble of switching apparatus
CH668669A5 (de) * 1985-10-08 1989-01-13 Sprecher Energie Ag Verfahren zum ermitteln des abbrandes der kontaktstuecke eines in einer gekapselten schaltanlage eingebauten schaltgeraetes.
DE19514514C2 (de) * 1995-04-11 1997-02-20 Siemens Ag Überwachung einer gasisolierten Hochspannungsschaltanlage
FR2773396B1 (fr) * 1998-01-06 2000-04-07 Gec Alsthom T & D Sa Outil de test pour determiner la pression des doigts de contact dans un disjoncteur
DE19915978A1 (de) * 1999-04-09 2000-10-12 Abb Patent Gmbh Verfahren zur Messung des Kontaktabbrandes eines Mittel- oder Hochspannungs-Leistungsschalters
DE102005045095A1 (de) * 2005-09-21 2007-04-05 Siemens Ag Verfahren zum Bestimmen des Abbrandes von Kontakten eines elektromagnetischen Schaltgerätes und elektromagnetisches Schaltgerät mit einer nach diesem Verfahren arbeitenden Einrichtung
CN103983448B (zh) * 2014-05-27 2017-10-31 江苏森源电气股份有限公司 机械特性在线检测装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3925722A (en) * 1972-05-01 1975-12-09 Gen Electric Wear indicator for vacuum circuit interrupter
FR2355364A1 (fr) * 1976-06-14 1978-01-13 Coq France Dispositif evitant la pollution de la face inaccessible des regards de visualisation des appareillages electriques sous enveloppes a enceinte gazeuse
JPS53121169A (en) * 1977-03-31 1978-10-23 Hitachi Ltd Breaker and method of inspecting same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102901592A (zh) * 2012-10-11 2013-01-30 中国计量学院 磁保持继电器触点压力检测与动作测试装置及其使用方法

Also Published As

Publication number Publication date
FR2455790A1 (fr) 1980-11-28
CH643085A5 (en) 1984-05-15

Similar Documents

Publication Publication Date Title
BR8002583A (enExample)
BR8006808A (enExample)
FR2447348B1 (enExample)
FR2447345B3 (enExample)
FR2448628B1 (enExample)
AU78389S (enExample)
AU79200S (enExample)
AU78270S (enExample)
AU78385S (enExample)
AU78386S (enExample)
AU77669S (enExample)
AU78390S (enExample)
AU78391S (enExample)
AU78569S (enExample)
AU77763S (enExample)
AU79557S (enExample)
AU79558S (enExample)
AU79559S (enExample)
AU79826S (enExample)
AU79950S (enExample)
AU80228S (enExample)
BR5901094U (enExample)
AU78271S (enExample)
BG28229A1 (enExample)
BG28728A1 (enExample)

Legal Events

Date Code Title Description
ST Notification of lapse