IT967759B - Scaricatori di sovratensioni per dispositivi elettromagnetici qua li autotrasformatori o induttori - Google Patents

Scaricatori di sovratensioni per dispositivi elettromagnetici qua li autotrasformatori o induttori

Info

Publication number
IT967759B
IT967759B IT29547/72A IT2954772A IT967759B IT 967759 B IT967759 B IT 967759B IT 29547/72 A IT29547/72 A IT 29547/72A IT 2954772 A IT2954772 A IT 2954772A IT 967759 B IT967759 B IT 967759B
Authority
IT
Italy
Prior art keywords
devices
autotransformers
inductors
surge protection
electromagnetic
Prior art date
Application number
IT29547/72A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT967759B publication Critical patent/IT967759B/it

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
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means
    • 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
    • H01F27/08—Cooling; Ventilating
    • H01F27/22—Cooling by heat conduction through solid or powdered fillings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
    • H01F29/025—Constructional details of transformers or reactors with tapping on coil or windings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/06—Variable transformers or inductances not covered by group H01F21/00 with current collector gliding or rolling on or along winding
    • 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
    • H02H9/005—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection avoiding undesired transient conditions

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Thermistors And Varistors (AREA)
  • Regulation Of General Use Transformers (AREA)
IT29547/72A 1971-09-30 1972-09-22 Scaricatori di sovratensioni per dispositivi elettromagnetici qua li autotrasformatori o induttori IT967759B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18526971A 1971-09-30 1971-09-30

Publications (1)

Publication Number Publication Date
IT967759B true IT967759B (it) 1974-03-11

Family

ID=22680304

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29547/72A IT967759B (it) 1971-09-30 1972-09-22 Scaricatori di sovratensioni per dispositivi elettromagnetici qua li autotrasformatori o induttori

Country Status (8)

Country Link
US (1) US3710187A (enrdf_load_stackoverflow)
JP (1) JPS559820B2 (enrdf_load_stackoverflow)
DE (1) DE2247410A1 (enrdf_load_stackoverflow)
FR (1) FR2154724B1 (enrdf_load_stackoverflow)
GB (1) GB1384079A (enrdf_load_stackoverflow)
IT (1) IT967759B (enrdf_load_stackoverflow)
NL (1) NL7213179A (enrdf_load_stackoverflow)
SE (1) SE373976B (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4396970A (en) * 1981-01-12 1983-08-02 Tii Industries Inc. Overvoltage surge arrester with predetermined creepage path
JPH072603Y2 (ja) * 1987-10-23 1995-01-25 マツダ株式会社 環状部品の熱処理治具
DE19637211C2 (de) * 1996-09-12 1999-06-24 Siemens Matsushita Components Einrichtung zur Abführung von Wärme von Ferritkernen induktiver Bauelemente
US6547596B1 (en) * 2000-05-30 2003-04-15 Amphenol-Tuchel Electronics Gmbh Filtered electrical connector with ferrite member and coil
US20030078005A1 (en) * 2001-10-18 2003-04-24 Airnet Ltd. Apparatus and methods for noise suppression in communications systems
EP1946336A1 (en) * 2005-10-19 2008-07-23 Littelfuse Ireland Development Company Limited A varistor and production method
WO2008035319A1 (en) * 2006-09-19 2008-03-27 Littelfuse Ireland Development Company Limited Manufacture of varistors comprising a passivation layer
JP6152307B2 (ja) * 2013-06-19 2017-06-21 パイオニア株式会社 コイルユニット

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2803570A (en) * 1952-08-05 1957-08-20 Michigan Bumper Corp Method of making magnetic core layers
US3307074A (en) * 1964-11-05 1967-02-28 Westinghouse Electric Corp Transformer structure with built-in overvoltage protection

Also Published As

Publication number Publication date
SE373976B (enrdf_load_stackoverflow) 1975-02-17
DE2247410A1 (de) 1973-04-12
NL7213179A (enrdf_load_stackoverflow) 1973-04-03
GB1384079A (en) 1975-02-19
FR2154724A1 (enrdf_load_stackoverflow) 1973-05-11
US3710187A (en) 1973-01-09
JPS4842322A (enrdf_load_stackoverflow) 1973-06-20
FR2154724B1 (enrdf_load_stackoverflow) 1977-08-26
JPS559820B2 (enrdf_load_stackoverflow) 1980-03-12

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