EP1291886B1 - Dispositif de contact à multibras pour disjoncteurs de protection limiteurs de courant - Google Patents

Dispositif de contact à multibras pour disjoncteurs de protection limiteurs de courant Download PDF

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Publication number
EP1291886B1
EP1291886B1 EP02019397A EP02019397A EP1291886B1 EP 1291886 B1 EP1291886 B1 EP 1291886B1 EP 02019397 A EP02019397 A EP 02019397A EP 02019397 A EP02019397 A EP 02019397A EP 1291886 B1 EP1291886 B1 EP 1291886B1
Authority
EP
European Patent Office
Prior art keywords
contact
fingers
arc
circuit breaker
contact fingers
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 - Lifetime
Application number
EP02019397A
Other languages
German (de)
English (en)
Other versions
EP1291886A1 (fr
Inventor
Franz Böder
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.)
Eaton Industries GmbH
Original Assignee
Moeller GmbH
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 Moeller GmbH filed Critical Moeller GmbH
Publication of EP1291886A1 publication Critical patent/EP1291886A1/fr
Application granted granted Critical
Publication of EP1291886B1 publication Critical patent/EP1291886B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/40—Multiple main contacts for the purpose of dividing the current through, or potential drop along, the arc
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
    • H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
    • H01H1/226—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member having a plurality of parallel contact bars
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate

Definitions

  • the invention relates to a current-limiting multi-finger contact system according to the The preamble of claim 1 as disclosed in document DE 12 57 933 B and is applicable to low-voltage circuit breakers, especially circuit breakers.
  • the invention is therefore based on the object, a safe distribution of arcs to reach.

Landscapes

  • Breakers (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)

Claims (3)

  1. Système limiteur de courant à plusieurs doigts de contact pour chaque pôle à connecter d'un disjoncteur de protection comprenant un boítier, se composant :
    de plusieurs doigts de contact (4) avec à chaque fois un élément de contact mobile (6) et
    au moins deux chambres d'extinction d'arc séparées (16),
    les doigts de contact (4) étant supportés sur un axe de pivotement (12) et étant sollicités à chaque fois par un ressort de compression de contact (14),
    les doigts de contact (4) étant répartis uniformément sur les chambres d'extinction d'arc (16) et
    les chambres d'extinction d'arc (16) avec les doigts de contact (4) associés respectivement étant essentiellement séparées les unes des autres par des parois intermédiaires isolantes (18, 19),
    caractérisé en ce que
    l'on prévoit un contact unique fixe (10) avec au moins un élément de contact fixe (8) et
    des ailettes (22) sont formées intégralement sur des parois latérales (20) limitant latéralement le système de contact à plusieurs doigts (2), dans la direction des doigts de contact (4).
  2. Système à plusieurs doigts de contact selon la revendication précédente, caractérisé en ce que les parois intermédiaires (18, 19) font partie du boítier.
  3. Système à plusieurs doigts de contact selon l'une quelconque des revendications précédentes, caractérisé en ce que deux doigts de contact (4) et deux chambres d'extinction d'arc (16) sont prévus.
EP02019397A 2001-09-11 2002-08-30 Dispositif de contact à multibras pour disjoncteurs de protection limiteurs de courant Expired - Lifetime EP1291886B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE20114952U 2001-09-11
DE20114952U DE20114952U1 (de) 2001-09-11 2001-09-11 Strombegrenzendes Mehrfingerkontaktsystem

Publications (2)

Publication Number Publication Date
EP1291886A1 EP1291886A1 (fr) 2003-03-12
EP1291886B1 true EP1291886B1 (fr) 2005-06-08

Family

ID=7961545

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02019397A Expired - Lifetime EP1291886B1 (fr) 2001-09-11 2002-08-30 Dispositif de contact à multibras pour disjoncteurs de protection limiteurs de courant

Country Status (2)

Country Link
EP (1) EP1291886B1 (fr)
DE (2) DE20114952U1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109449027B (zh) * 2018-12-05 2024-02-09 河南华盛隆源电气有限公司 一种内置隔离的断路器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1257933B (de) * 1964-03-20 1968-01-04 Bbc Brown Boveri & Cie Elektrischer Leistungsschalter
IT1151197B (it) * 1982-05-21 1986-12-17 Cge Comp Gen Elettromecc Interruttore a limitazione di corrente avente un perfezionato sistema di contatti

Also Published As

Publication number Publication date
DE50203320D1 (de) 2005-07-14
DE20114952U1 (de) 2003-01-30
EP1291886A1 (fr) 2003-03-12

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