GB2057001B - Composition for encasing electrical apparatus particularly a transformer - Google Patents

Composition for encasing electrical apparatus particularly a transformer

Info

Publication number
GB2057001B
GB2057001B GB8023600A GB8023600A GB2057001B GB 2057001 B GB2057001 B GB 2057001B GB 8023600 A GB8023600 A GB 8023600A GB 8023600 A GB8023600 A GB 8023600A GB 2057001 B GB2057001 B GB 2057001B
Authority
GB
United Kingdom
Prior art keywords
transformer
composition
electrical apparatus
apparatus particularly
encasing electrical
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.)
Expired
Application number
GB8023600A
Other versions
GB2057001A (en
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.)
Legrand SA
Original Assignee
Legrand SA
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 Legrand SA filed Critical Legrand SA
Publication of GB2057001A publication Critical patent/GB2057001A/en
Application granted granted Critical
Publication of GB2057001B publication Critical patent/GB2057001B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/02—Casings
    • H01F27/022—Encapsulation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C08K3/36—Silica

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Insulating Of Coils (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
GB8023600A 1979-07-18 1980-07-18 Composition for encasing electrical apparatus particularly a transformer Expired GB2057001B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7918566A FR2461566A1 (en) 1979-07-18 1979-07-18 OVERMOLDING COMPOSITION FOR ELECTRICAL EQUIPMENT, PARTICULARLY TRANSFORMER AND ANALOGUE, AND ELECTRICAL EQUIPMENT COATED WITH SUCH A COMPOSITION

Publications (2)

Publication Number Publication Date
GB2057001A GB2057001A (en) 1981-03-25
GB2057001B true GB2057001B (en) 1983-08-10

Family

ID=9228017

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8023600A Expired GB2057001B (en) 1979-07-18 1980-07-18 Composition for encasing electrical apparatus particularly a transformer

Country Status (5)

Country Link
BE (1) BE884360A (en)
BR (1) BR8004511A (en)
FR (1) FR2461566A1 (en)
GB (1) GB2057001B (en)
IT (1) IT1128944B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4695612A (en) * 1986-06-23 1987-09-22 General Electric Company Secondary amine-terminated oligomers and copolyurethanecarbonates prepared therefrom
FR2693274B1 (en) * 1992-07-03 1994-09-23 Abb Control Sa Current sensor with toroidal magnetic core.
AT516868B1 (en) * 2015-02-26 2018-06-15 Hentschel Dierk Adhesion and crack-resistant insulating layer construction and topcoat paint construction for current transformer housing and an associated manufacturing process

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3193426A (en) * 1961-08-16 1965-07-06 Freeman Chemical Corp Encapsulating articles with resinous materials and tapes useful therefor
US3388363A (en) * 1966-02-08 1968-06-11 Square D Co Encapsulated electrical coil and method of making
FR1530467A (en) * 1966-04-04 1968-06-28 Matsushita Electric Works Ltd Composition for lining electrical devices, in particular buffer devices for fluorescent tubes, in order to soundproof them while allowing good heat dissipation
FR93136E (en) * 1967-01-26 1969-02-14 Augier Sa Transformer for public lighting.
US3653593A (en) * 1969-04-15 1972-04-04 Nippon Kogei Kogyo Co Apparatus for generating a high voltage
DE2024931A1 (en) * 1970-05-22 1971-12-02 Krupp Gmbh Resin encapsulated electrical apparatus - esp current - or voltage transformer using two stage potting
DE2058648B2 (en) * 1970-06-29 1978-08-24 Veb Transformatoren- Und Roentgenwerk Hermann Matern, Ddr 8030 Dresden Process for impregnating and casting a high-voltage winding made of fine wire with casting resin
US3742411A (en) * 1971-10-15 1973-06-26 Westinghouse Electric Corp Core and coil with protective covering
DE2255212B2 (en) * 1972-11-10 1975-10-09 Micafil Ag, Zuerich (Schweiz) Process for casting around impregnated parts of electrical equipment
NL7303711A (en) * 1973-03-16 1974-09-18

Also Published As

Publication number Publication date
IT1128944B (en) 1986-06-04
FR2461566A1 (en) 1981-02-06
BR8004511A (en) 1981-02-03
FR2461566B1 (en) 1982-07-23
GB2057001A (en) 1981-03-25
IT8068149A0 (en) 1980-07-17
BE884360A (en) 1980-11-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee