EP2747108A3 - Switching device suitable for direct current operation - Google Patents

Switching device suitable for direct current operation Download PDF

Info

Publication number
EP2747108A3
EP2747108A3 EP13199096.2A EP13199096A EP2747108A3 EP 2747108 A3 EP2747108 A3 EP 2747108A3 EP 13199096 A EP13199096 A EP 13199096A EP 2747108 A3 EP2747108 A3 EP 2747108A3
Authority
EP
European Patent Office
Prior art keywords
switching device
contact
terminals
direct current
device suitable
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.)
Granted
Application number
EP13199096.2A
Other languages
German (de)
French (fr)
Other versions
EP2747108A2 (en
EP2747108B1 (en
Inventor
Karsten Gerving
Johannes Meissner
Volker Lang
Ralf Thar
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 Intelligent Power Ltd
Original Assignee
Eaton Electrical IP GmbH and Co KG
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 Eaton Electrical IP GmbH and Co KG filed Critical Eaton Electrical IP GmbH and Co KG
Priority to PL13199096T priority Critical patent/PL2747108T3/en
Publication of EP2747108A2 publication Critical patent/EP2747108A2/en
Publication of EP2747108A3 publication Critical patent/EP2747108A3/en
Application granted granted Critical
Publication of EP2747108B1 publication Critical patent/EP2747108B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H9/346—Details concerning the arc formation chamber
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/18—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
    • H01H33/182—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using permanent magnets
    • 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
    • H01H9/36—Metal parts
    • 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
    • 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
    • H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
    • H01H9/443—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using permanent magnets

Abstract

Schaltgerät 1 geeignet für einen Gleichstrombetrieb umfassend zumindest eine erste Strombahn 2 und eine zweite Strombahn 3, die jeweils einen ersten Anschluss 4, 4' und einen zweiten Anschluss 5, 5' aufweisen, wobei die ersten Anschlüsse 4, 4' an einer ersten Seite des Schaltgeräts 1 und die zweiten Anschlüsse 5, 5' an einer zweiten Seite des Schaltgeräts 1 angeordnet sind, je Strombahn 2, 3 zumindest ein Kontaktpaar 7, 7', 8, 8', das einen ersten Kontakt 9, 9', 10, 10' und einen zweiten Kontakt 18, 18', 19, 19' aufweist, wobei zumindest der zweite Kontakt 18, 18', 19, 19' auf einem zum ersten Kontakt 9, 9', 10, 10' beweglichen Schaltstück 15, 15' angeordnet ist und wobei im eingeschalteten Zustand des Schaltgeräts 1 die beiden Kontakte 9, 9', 10, 10', 18, 18', 19, 19' miteinander in Kontakt sind, je Kontaktpaar 7, 7', 8, 8' mindestens eine Löscheinrichtung 21, 21', 22, 22' zum Löschen eines zwischen den Kontakten 9, 9', 10, 10', 18, 18', 19, 19' auftretenden Lichtbogens, wobei die Löscheinrichtungen 21, 21', 22, 22' der beiden Strombahnen 2, 3 in einer Richtung von den ersten Anschlüssen 4, 4' zu den zweiten Anschlüssen hintereinander und zumindest teilweise in Überdeckung zueinander angeordnet sind.

Figure imgaf001
Switching device 1 suitable for a DC operation comprising at least a first current path 2 and a second current path 3, each having a first terminal 4, 4 'and a second terminal 5, 5', wherein the first terminals 4, 4 'on a first side of Switching device 1 and the second terminals 5, 5 'are arranged on a second side of the switching device 1, each current path 2, 3 at least one pair of contacts 7, 7', 8, 8 ', a first contact 9, 9', 10, 10th 'and a second contact 18, 18', 19, 19 ', wherein at least the second contact 18, 18', 19, 19 'on a first contact 9, 9', 10, 10 'movable contact piece 15, 15' is arranged and wherein in the on state of the switching device 1, the two contacts 9, 9 ', 10, 10', 18, 18 ', 19, 19' are in contact with each contact pair 7, 7 ', 8, 8' at least one Erase device 21, 21 ', 22, 22' for erasing a between the contacts 9, 9 ', 10, 10', 18, 18 ', 19, 19' occurring arc, wob ei the erasing means 21, 21 ', 22, 22' of the two current paths 2, 3 in a direction from the first terminals 4, 4 'to the second terminals one behind the other and at least partially in overlap with each other are arranged.
Figure imgaf001
EP13199096.2A 2012-12-20 2013-12-20 Switching device suitable for direct current operation Active EP2747108B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL13199096T PL2747108T3 (en) 2012-12-20 2013-12-20 Switching device suitable for direct current operation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102012112772 2012-12-20

Publications (3)

Publication Number Publication Date
EP2747108A2 EP2747108A2 (en) 2014-06-25
EP2747108A3 true EP2747108A3 (en) 2014-11-19
EP2747108B1 EP2747108B1 (en) 2017-09-20

Family

ID=49880557

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13199096.2A Active EP2747108B1 (en) 2012-12-20 2013-12-20 Switching device suitable for direct current operation

Country Status (3)

Country Link
US (1) US9129761B2 (en)
EP (1) EP2747108B1 (en)
PL (1) PL2747108T3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2631928A1 (en) * 2011-11-29 2013-08-28 Eaton Industries GmbH Permanent magnetic arrangement for an electric arc driver and switching device
JP6548905B2 (en) * 2015-02-06 2019-07-24 富士通コンポーネント株式会社 switch

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1126479B (en) * 1957-10-11 1962-03-29 Bbc Brown Boveri & Cie Contact bridge carrier for an electromagnetic contactor
DE102006016273A1 (en) * 2006-03-31 2007-10-04 Siemens Ag Low-voltage circuit-breaker for e.g. electrical network, has three contact pairs connected in series for each phase and released simultaneously during short- circuit, where contact pairs comprise contacts arranged at contact arms

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1160922B (en) 1962-02-03 1964-01-09 Siemens Ag Arc chamber for DC and AC switches
US4502033A (en) * 1982-07-06 1985-02-26 Texas Instruments Incorporated Circuit control device
DE8410454U1 (en) 1984-04-04 1985-05-15 Felten & Guilleaume Energietechnik GmbH, 5000 Köln Arc extinguishing device for switchgear in electrical power engineering
US5004874A (en) * 1989-11-13 1991-04-02 Eaton Corporation Direct current switching apparatus
US5138122A (en) * 1990-08-29 1992-08-11 Eaton Corporation Bi-directional direct current switching apparatus having arc extinguishing chambers alternatively used according to polarity applied to said apparatus
US5416455A (en) * 1994-02-24 1995-05-16 Eaton Corporation Direct current switching apparatus
US5818003A (en) 1996-02-08 1998-10-06 Eaton Corporation Electric switch with arc chute, radially converging arc splitter plates, and movable and stationary arc runners
US6194984B1 (en) * 1998-09-30 2001-02-27 Rockwell Technologies, Llc Movable contact assembly for an electrical contactor
EP1069584B1 (en) * 1998-12-28 2007-09-12 Mitsubishi Denki Kabushiki Kaisha Current limiter and circuit breaker with current-limiting function
US6700466B1 (en) * 1999-10-14 2004-03-02 Matsushita Electric Works, Ltd. Contactor
DE102007054958A1 (en) 2007-11-17 2009-06-04 Moeller Gmbh Switching device for DC applications
EP2590192A1 (en) 2011-11-02 2013-05-08 Eaton Industries GmbH Switch for multi-pole direct current operation
EP2597664A1 (en) 2011-11-24 2013-05-29 Eaton Industries GmbH Switch for direct current operation with at least one switching chamber
EP2597665A1 (en) 2011-11-24 2013-05-29 Eaton Industries GmbH Switch for direct current operation with at least one switching chamber
EP2600371A1 (en) 2011-11-29 2013-06-05 Eaton Industries GmbH Switch suitable for direct current operation
EP2608234A1 (en) 2011-12-22 2013-06-26 Eaton Industries GmbH Direct current circuit breaker

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1126479B (en) * 1957-10-11 1962-03-29 Bbc Brown Boveri & Cie Contact bridge carrier for an electromagnetic contactor
DE102006016273A1 (en) * 2006-03-31 2007-10-04 Siemens Ag Low-voltage circuit-breaker for e.g. electrical network, has three contact pairs connected in series for each phase and released simultaneously during short- circuit, where contact pairs comprise contacts arranged at contact arms

Also Published As

Publication number Publication date
US20140175056A1 (en) 2014-06-26
EP2747108A2 (en) 2014-06-25
PL2747108T3 (en) 2018-05-30
US9129761B2 (en) 2015-09-08
EP2747108B1 (en) 2017-09-20

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