DE2025120A1 - - Google Patents

Info

Publication number
DE2025120A1
DE2025120A1 DE19702025120 DE2025120A DE2025120A1 DE 2025120 A1 DE2025120 A1 DE 2025120A1 DE 19702025120 DE19702025120 DE 19702025120 DE 2025120 A DE2025120 A DE 2025120A DE 2025120 A1 DE2025120 A1 DE 2025120A1
Authority
DE
Germany
Prior art keywords
vacuum switch
load
star
rectifier
voltage
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.)
Granted
Application number
DE19702025120
Other languages
German (de)
English (en)
Other versions
DE2025120C3 (de
DE2025120B2 (de
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 filed Critical
Publication of DE2025120A1 publication Critical patent/DE2025120A1/de
Publication of DE2025120B2 publication Critical patent/DE2025120B2/de
Application granted granted Critical
Publication of DE2025120C3 publication Critical patent/DE2025120C3/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/06—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using spark-gap arresters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/22—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices
    • H02H7/222—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices for switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/668—Means for obtaining or monitoring the vacuum

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
DE2025120A 1969-05-22 1970-05-22 Mehrphasen-Vakuumschalteranordnung Expired DE2025120C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP44039453A JPS4947661B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-05-22 1969-05-22

Publications (3)

Publication Number Publication Date
DE2025120A1 true DE2025120A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-12-23
DE2025120B2 DE2025120B2 (de) 1972-07-06
DE2025120C3 DE2025120C3 (de) 1974-06-27

Family

ID=12553443

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2025120A Expired DE2025120C3 (de) 1969-05-22 1970-05-22 Mehrphasen-Vakuumschalteranordnung

Country Status (5)

Country Link
US (1) US3641394A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS4947661B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2025120C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2048650A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1285283A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3693053A (en) * 1971-10-29 1972-09-19 Gen Electric Metal oxide varistor polyphase transient voltage suppression
US3911322A (en) * 1974-03-05 1975-10-07 Westinghouse Electric Corp Method and circuit arrangement for an improved low cost lightning arrester
FR2480441A1 (fr) * 1980-04-15 1981-10-16 Enertec Procede et dispositifs d'identification de phases en defaut dans un reseau de distribution electrique
US4652867A (en) * 1984-09-25 1987-03-24 Masot Oscar V Circuit breaker indicator
GB8820953D0 (en) * 1988-09-07 1988-10-05 Furse W J & Co Ltd Apparatus suitable for use in protecting electrical installations from transients
FI116176B (fi) * 2004-05-18 2005-09-30 Abb Oy Maadoitus- ja ylijännitesuojausjärjestely
RU2304835C1 (ru) * 2006-01-10 2007-08-20 Государственное унитарное предприятие "Всероссийский электротехнический институт им. В.И. Ленина" Устройство защиты от перенапряжений
CN107768185B (zh) * 2016-08-16 2020-01-10 中国石油化工股份有限公司 一种真空室的真空度监测方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US897211A (en) * 1907-03-15 1908-08-25 Gen Electric Protective device for electrical systems.
US981742A (en) * 1907-06-01 1911-01-17 Gen Electric Lightning-arrester.
US2520956A (en) * 1947-03-14 1950-09-05 James P Parker Breakdown indicator for insulated aircraft antennas
NL280036A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1961-07-03

Also Published As

Publication number Publication date
DE2025120C3 (de) 1974-06-27
FR2048650A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-03-19
JPS4947661B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-12-17
DE2025120B2 (de) 1972-07-06
US3641394A (en) 1972-02-08
GB1285283A (en) 1972-08-16

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee