NL7403888A - - Google Patents

Info

Publication number
NL7403888A
NL7403888A NL7403888A NL7403888A NL7403888A NL 7403888 A NL7403888 A NL 7403888A NL 7403888 A NL7403888 A NL 7403888A NL 7403888 A NL7403888 A NL 7403888A NL 7403888 A NL7403888 A NL 7403888A
Authority
NL
Netherlands
Application number
NL7403888A
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 NL7403888A publication Critical patent/NL7403888A/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
    • H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
    • H02B13/035—Gas-insulated switchgear
    • H02B13/065—Means for detecting or reacting to mechanical or electrical defects

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Gas-Insulated Switchgears (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Testing Relating To Insulation (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Testing Of Engines (AREA)
NL7403888A 1973-03-23 1974-03-22 NL7403888A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2315323A DE2315323B2 (de) 1973-03-23 1973-03-23 Einrichtung zur Erfassung dielektrischer Durchschläge in metallgekapselten Hochspannungsschaltanlagen

Publications (1)

Publication Number Publication Date
NL7403888A true NL7403888A (de) 1974-09-25

Family

ID=5876115

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7403888A NL7403888A (de) 1973-03-23 1974-03-22

Country Status (9)

Country Link
US (1) US3887915A (de)
JP (1) JPS582540B2 (de)
CH (1) CH569372A5 (de)
DE (1) DE2315323B2 (de)
FR (1) FR2222777B1 (de)
GB (1) GB1460165A (de)
IT (1) IT1011608B (de)
NL (1) NL7403888A (de)
SE (1) SE397907B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5610008A (en) * 1979-07-03 1981-02-02 Mitsubishi Electric Corp Gas insulated switching unit
US4639817A (en) * 1984-05-15 1987-01-27 Westinghouse Electric Corp. Protective relay circuit for detecting arcing faults on low-voltage spot networks
DE3433362A1 (de) * 1984-09-07 1986-03-20 Siemens Ag Metallgekapselte, druckgasisolierte hochspannungsschaltanlage mit mehreren, mittels schottdurchfuehrungsisolatoren gasdicht geschotteten teilabschnitten der kapselung
CH668132A5 (de) * 1985-09-20 1988-11-30 Sprecher Energie Ag Einrichtung zur feststellung von teilentladungen in hochspannungsanlagen.
US4975800A (en) * 1988-03-14 1990-12-04 Hitachi, Ltd. Contact abnormality detecting system
US5064998A (en) * 1988-08-04 1991-11-12 Whirlpool Corporation Relay control apparatus
DE9420199U1 (de) * 1994-12-07 1995-02-09 Siemens AG, 80333 München Metallgekapselte Hochspannungsschaltanlage
FR2757321B1 (fr) * 1996-12-16 1999-01-15 Gec Alsthom T & D Sa Procede de discrimination entre un arc interne et un arc de coupure detectes dans une installation electrique sous enveloppe metallique
FR2761541B1 (fr) * 1997-03-28 1999-05-21 Gec Alsthom T & D Sa Appareillage electrique sous enveloppe metallique avec un systeme de localisation d'arc par capteurs de pression ou de densite
US9362071B2 (en) 2011-03-02 2016-06-07 Franklin Fueling Systems, Inc. Gas density monitoring system
WO2013126397A1 (en) 2012-02-20 2013-08-29 Franklin Fueling Systems, Inc. Moisture monitoring system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2736009A (en) * 1956-02-21 Lilzlj
US1917087A (en) * 1928-03-19 1933-07-04 Gen Electric Protective device for electrical apparatus
US2679037A (en) * 1953-01-09 1954-05-18 Edgerton Germeshausen And Grie Electric system for indicating the occurrence of a pair of signals
US2900628A (en) * 1956-01-27 1959-08-18 Westinghouse Electric Corp Multiple fault indicating system
US3535591A (en) * 1968-01-02 1970-10-20 Sola Basic Ind Inc Monitoring system for polyphase electric supply system
US3599044A (en) * 1970-04-30 1971-08-10 Fuji Electric Co Ltd Superhigh-speed relaying system and apparatus for protection of power systems
CA932446A (en) * 1970-11-18 1973-08-21 Svekis Imants Sonic detection of corona in high voltage transformers

Also Published As

Publication number Publication date
JPS582540B2 (ja) 1983-01-17
FR2222777B1 (de) 1978-02-17
US3887915A (en) 1975-06-03
IT1011608B (it) 1977-02-10
CH569372A5 (de) 1975-11-14
DE2315323A1 (de) 1974-09-26
FR2222777A1 (de) 1974-10-18
DE2315323B2 (de) 1980-06-19
SE397907B (sv) 1977-11-21
JPS49128245A (de) 1974-12-09
GB1460165A (en) 1976-12-31

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Legal Events

Date Code Title Description
BV The patent application has lapsed