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
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)
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 (zh) | 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 (zh) |
FR (1) | FR2455790A1 (zh) |
Cited By (1)
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)
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)
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 |
-
1979
- 1979-04-30 CH CH405779A patent/CH643085A5/de not_active IP Right Cessation
-
1980
- 1980-04-29 FR FR8009614A patent/FR2455790A1/fr active Granted
Cited By (1)
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 |
---|---|
CH643085A5 (en) | 1984-05-15 |
FR2455790A1 (fr) | 1980-11-28 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |