SE8103912L - INSULATIVE COATING FOR Zinc Oxide Varistors - Google Patents

INSULATIVE COATING FOR Zinc Oxide Varistors

Info

Publication number
SE8103912L
SE8103912L SE8103912A SE8103912A SE8103912L SE 8103912 L SE8103912 L SE 8103912L SE 8103912 A SE8103912 A SE 8103912A SE 8103912 A SE8103912 A SE 8103912A SE 8103912 L SE8103912 L SE 8103912L
Authority
SE
Sweden
Prior art keywords
zinc oxide
oxide varistors
gas
insulative coating
impermeable
Prior art date
Application number
SE8103912A
Other languages
Unknown language ( )
Swedish (sv)
Inventor
H F Ellis
J S Kresge
L M Levinson
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of SE8103912L publication Critical patent/SE8103912L/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
    • H01C7/102—Varistor boundary, e.g. surface layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
    • H01C7/12—Overvoltage protection resistors

Abstract

Zinc oxide varistors with a gas-impermeable, insulating coating are proposed for use in gas-insulated surge arresters for substations. The impermeable coating prevents the varistor from becoming unstable if a non-oxidising gas is used as the insulating gas.
SE8103912A 1980-06-23 1981-06-22 INSULATIVE COATING FOR Zinc Oxide Varistors SE8103912L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16193580A 1980-06-23 1980-06-23

Publications (1)

Publication Number Publication Date
SE8103912L true SE8103912L (en) 1982-02-05

Family

ID=22583436

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8103912A SE8103912L (en) 1980-06-23 1981-06-22 INSULATIVE COATING FOR Zinc Oxide Varistors

Country Status (5)

Country Link
JP (1) JPS5728304A (en)
BR (1) BR8103687A (en)
DE (1) DE3123552A1 (en)
FR (1) FR2485245A1 (en)
SE (1) SE8103912L (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3334533A1 (en) * 1983-09-23 1985-04-04 Transformatoren Union Ag, 7000 Stuttgart Surge arrester
DE3470975D1 (en) * 1983-12-22 1988-06-09 Bbc Brown Boveri & Cie Zinc oxide varistor
JPS60119705U (en) * 1984-01-20 1985-08-13 岡谷電機産業株式会社 surge absorption element
DE3405834A1 (en) * 1984-02-17 1985-08-22 Siemens AG, 1000 Berlin und 8000 München Varistor consisting of a wafer of zinc-oxide material, which is semiconductive as a result of doping, and a method for producing this varistor
JP2001176703A (en) * 1999-10-04 2001-06-29 Toshiba Corp Voltage nonlinear resistor and manufacturing method therefor
ES2237663T3 (en) 2002-07-15 2005-08-01 Abb Schweiz Ag ELECTRICAL CONNECTION DEVICE, IN PARTICULAR OVERVOLTAGE LIMITER.
US20060152330A1 (en) * 2005-01-12 2006-07-13 Jong-Sung Kang PTC current limiting device having molding part made of insulating material
WO2016019569A1 (en) * 2014-08-08 2016-02-11 Dongguan Littelfuse Electronics, Co., Ltd Varistor having multilayer coating and fabrication method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2248117B2 (en) * 1972-09-28 1975-03-20 Siemens Ag, 1000 Berlin Und 8000 Muenchen Surge arrester with a gas-filled housing
US3959543A (en) * 1973-05-17 1976-05-25 General Electric Company Non-linear resistance surge arrester disc collar and glass composition thereof
NL172192C (en) * 1976-08-26 1983-07-18 Matsushita Electric Ind Co Ltd NON-LINEAR VOLTAGE DEPENDENT RESISTANCE ELEMENT.
JPS5827643B2 (en) * 1979-07-13 1983-06-10 株式会社日立製作所 Nonlinear resistor and its manufacturing method

Also Published As

Publication number Publication date
BR8103687A (en) 1982-03-02
FR2485245A1 (en) 1981-12-24
JPS5728304A (en) 1982-02-16
DE3123552A1 (en) 1982-04-15

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