IT1100852B - Disgiuntore magnetico per interruttore di protezione contro sfasature di corrente - Google Patents

Disgiuntore magnetico per interruttore di protezione contro sfasature di corrente

Info

Publication number
IT1100852B
IT1100852B IT30999/78A IT3099978A IT1100852B IT 1100852 B IT1100852 B IT 1100852B IT 30999/78 A IT30999/78 A IT 30999/78A IT 3099978 A IT3099978 A IT 3099978A IT 1100852 B IT1100852 B IT 1100852B
Authority
IT
Italy
Prior art keywords
circuit breaker
magnetic circuit
protection switch
current levels
against current
Prior art date
Application number
IT30999/78A
Other languages
English (en)
Italian (it)
Other versions
IT7830999A0 (it
Original Assignee
Maier & Cie C
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 Maier & Cie C filed Critical Maier & Cie C
Publication of IT7830999A0 publication Critical patent/IT7830999A0/it
Application granted granted Critical
Publication of IT1100852B publication Critical patent/IT1100852B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/16—Magnetic circuit arrangements
    • H01H50/18—Movable parts of magnetic circuits, e.g. armature
    • H01H50/24—Parts rotatable or rockable outside coil
    • H01H50/28—Parts movable due to bending of a blade spring or reed
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/32—Electromagnetic mechanisms having permanently magnetised part
    • H01H71/321—Electromagnetic mechanisms having permanently magnetised part characterised by the magnetic circuit or active magnetic elements

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
IT30999/78A 1977-12-23 1978-12-19 Disgiuntore magnetico per interruttore di protezione contro sfasature di corrente IT1100852B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1593377 1977-12-23

Publications (2)

Publication Number Publication Date
IT7830999A0 IT7830999A0 (it) 1978-12-19
IT1100852B true IT1100852B (it) 1985-09-28

Family

ID=4413138

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30999/78A IT1100852B (it) 1977-12-23 1978-12-19 Disgiuntore magnetico per interruttore di protezione contro sfasature di corrente

Country Status (3)

Country Link
EP (1) EP0002748A1 (de)
ES (1) ES476739A1 (de)
IT (1) IT1100852B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3838444A1 (de) * 1988-11-12 1990-05-17 Felten & Guilleaume Energie Magnetsystem fuer schnellabschaltung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE748899C (de) * 1942-07-21 1944-11-13 Schutzschalter, insbesondere zum Schutze gegen Fehlerstrom
US2391692A (en) * 1942-07-25 1945-12-25 Gen Electric Electromagnetic relay
DE903233C (de) * 1944-09-24 1954-02-04 Siemens Ag Bewegliche Stromfuehrung aus Baendern od. dgl.
DE835624C (de) * 1949-09-30 1952-04-03 Berker Geb Elektrischer Selbstschalter, insbesondere als Beruehrungsschutz
BE542436A (de) * 1954-11-02
GB1025969A (en) * 1963-10-19 1966-04-14 Morphy Richards Cray Ltd Improvements relating to electro-mechanical relays
DE1937504B2 (de) * 1969-07-23 1972-06-22 Siemens AG, 1000 Berlin u 8000 München Ankerrueckstellfeder
BE759996A (fr) * 1970-01-02 1971-05-17 Felten & Guilleaume Schaltanl Declencheur pour disjoncteur de protection a courant de defaut
CH519242A (de) * 1970-07-21 1972-02-15 Carl Maier & Cie Elek Sche Sch Magnetauslöser

Also Published As

Publication number Publication date
EP0002748A1 (de) 1979-07-11
ES476739A1 (es) 1979-06-01
IT7830999A0 (it) 1978-12-19

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