MA35393B1 - Supporting shaft for movable contacts in an electric power cut-off device and a power cut-off device including in particular a branch circuit breaker - Google Patents

Supporting shaft for movable contacts in an electric power cut-off device and a power cut-off device including in particular a branch circuit breaker

Info

Publication number
MA35393B1
MA35393B1 MA36449A MA36449A MA35393B1 MA 35393 B1 MA35393 B1 MA 35393B1 MA 36449 A MA36449 A MA 36449A MA 36449 A MA36449 A MA 36449A MA 35393 B1 MA35393 B1 MA 35393B1
Authority
MA
Morocco
Prior art keywords
shaft
movable contacts
contact
power cut
movable
Prior art date
Application number
MA36449A
Other languages
French (fr)
Inventor
Samuel Faure
Jean Marie Trico
Damien Carmentran
Pascal Escapa
Original Assignee
Schneider Electric Ind Sas
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 Schneider Electric Ind Sas filed Critical Schneider Electric Ind Sas
Publication of MA35393B1 publication Critical patent/MA35393B1/en

Links

Classifications

    • 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
    • H01H1/225—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 the supporting member being pivotable
    • 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
    • H01H71/002—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00 with provision for switching the neutral conductor
    • 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
    • H01H71/1072—Release mechanisms which are reset by opening movement of contacts
    • 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
    • H01H71/14—Electrothermal mechanisms
    • H01H71/16—Electrothermal mechanisms with bimetal element
    • H01H71/162—Electrothermal mechanisms with bimetal element with compensation for ambient temperature
    • 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
    • H01H2009/0088—Details of rotatable shafts common to more than one pole or switch unit

Landscapes

  • Breakers (AREA)

Abstract

La présente invention concerne un arbre (8) de support des contacts mobiles (7) dans un appareil de coupure électrique du courant, ledit appareil étant logé dans un boîtier isolant et comportant au moins un ensemble unipolaire (2,3,4,5) et un mécanisme de commande (1), ledit ensemble unipolaire comportant une chambre de coupure renfermant un contact fixe, un contact mobile (7) supporté par ledit arbre (8), un dispositif d’extinction d’arc, ledit arbre (8) pouvant être amené par ledit mécanisme de commande (1), manuellement ou automatiquement, dans une position d’ouverture des contacts mobiles des différents sous-ensembles dans laquelle position les contacts fixes et les contacts mobiles sont séparés, ou une position dite fermée de l’appareil dans laquelle les contacts mobiles sont respectivement en contact avec les contacts fixes, cet arbre (8) étant caractérisé en ce qu’il comporte une pièce monobloc allongée formant un arbre, ladite pièce étant réalisée en un matériau isolant, ledit arbre (8) étant monté articulé par rapport au socle de l’appareil autour d’un axe s’étendant sensiblement parallèlement à sa direction longitudinale, ledit arbre (8) comportant des moyens de liaison mécanique (45,46) au mécanisme de commande précité (1), ledit arbre (8) comportant, pour chaque sous-ensemble de phase ou de neutre (2,3,4,5), des moyens de maintien et de positionnement (20 à 24) du contact mobile (7) et des moyens de maintien et de positionnement (34 à 37) du ressort de pression decontact (18) associé au contact mobile (7).The present invention relates to a shaft (8) for supporting the movable contacts (7) in an electric current breaking device, said apparatus being housed in an insulating housing and comprising at least one unipolar assembly (2,3,4,5). and a control mechanism (1), said unipolar assembly having a break chamber enclosing a fixed contact, a movable contact (7) supported by said shaft (8), an arc extinguishing device, said shaft (8) can be brought by said control mechanism (1), manually or automatically, in an open position of the movable contacts of the different subsets in which position the fixed contacts and the movable contacts are separated, or a so-called closed position of the apparatus in which the movable contacts are respectively in contact with the fixed contacts, said shaft (8) being characterized in that it comprises an elongated monobloc piece forming a shaft, said piece being realized e in an insulating material, said shaft (8) being articulated relative to the base of the apparatus about an axis extending substantially parallel to its longitudinal direction, said shaft (8) having mechanical connection means (45 , 46) to the aforesaid control mechanism (1), said shaft (8) comprising, for each phase or neutral subassembly (2,3,4,5), holding and positioning means (20 to 24 ) of the movable contact (7) and holding and positioning means (34 to 37) of the contact pressure spring (18) associated with the movable contact (7).

MA36449A 2012-12-14 2013-11-15 Supporting shaft for movable contacts in an electric power cut-off device and a power cut-off device including in particular a branch circuit breaker MA35393B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1262049A FR2999793A1 (en) 2012-12-14 2012-12-14 MOBILE CONTACTS SUPPORT SHAFT IN AN ELECTRIC CURRENT CUTTING APPARATUS, AND CURRENT CUTTING APPARATUS COMPRISING SAME, IN PARTICULAR A CONNECTION CIRCUIT BREAKER.

Publications (1)

Publication Number Publication Date
MA35393B1 true MA35393B1 (en) 2014-09-01

Family

ID=47741146

Family Applications (1)

Application Number Title Priority Date Filing Date
MA36449A MA35393B1 (en) 2012-12-14 2013-11-15 Supporting shaft for movable contacts in an electric power cut-off device and a power cut-off device including in particular a branch circuit breaker

Country Status (5)

Country Link
EP (1) EP2743947B1 (en)
ES (1) ES2708312T3 (en)
FR (1) FR2999793A1 (en)
MA (1) MA35393B1 (en)
PT (1) PT2743947T (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104538215B (en) * 2014-12-22 2016-11-23 施耐德万高（天津）电气设备有限公司 Automatic/hand switch conversion electrical equipment

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3234348A (en) * 1960-11-28 1966-02-08 Littelfuse Inc Circuit breaker with ambient temperature compensation
FR1524261A (en) * 1967-03-28 1968-05-10 Fr Landis & Gyr Soc Contact carrier for low voltage electrical devices
BE867767A (en) * 1977-04-14 1978-10-02 Ave Belli Andrea HIGH SENSITIVITY DIFFERENTIAL SWITCH
FR2552926B1 (en) * 1983-10-04 1985-12-27 Hager Electro IMPROVEMENTS ON SWITCHES WITH TILTING CONTACT HOLDER
FR2626104B1 (en) * 1988-01-20 1995-05-24 Hager Electro IMPROVEMENTS ON AUTOMATIC SWITCHES, ESPECIALLY DIFFERENTIAL SWITCHES AND CIRCUIT BREAKERS
JP2719436B2 (en) * 1990-08-14 1998-02-25 松下電工株式会社 Undervoltage trip device for breaker
DE4040263A1 (en) * 1990-12-17 1992-06-25 Abb Patent Gmbh INSTALLATION DEVICE
FR2740901B1 (en) * 1995-11-08 1998-01-30 Legrand Sa ELECTRIC APPARATUS WITH MOBILE CONTACT (S) ROTATING MOUNT (S) ON A CONTACT SUPPORT (S)
FR2805078B1 (en) * 2000-02-14 2004-09-17 Realisation De Disjoncteurs So MULTIPOLAR SWITCH
JP3930283B2 (en) * 2001-10-15 2007-06-13 株式会社新愛知電機製作所 Power switching switch with toggle mechanism

Also Published As

Publication number Publication date
EP2743947A1 (en) 2014-06-18
EP2743947B1 (en) 2018-10-31
PT2743947T (en) 2018-12-03
FR2999793A1 (en) 2014-06-20
ES2708312T3 (en) 2019-04-09

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