EP1281189A1 - Dispositif de commande - Google Patents

Dispositif de commande

Info

Publication number
EP1281189A1
EP1281189A1 EP01942967A EP01942967A EP1281189A1 EP 1281189 A1 EP1281189 A1 EP 1281189A1 EP 01942967 A EP01942967 A EP 01942967A EP 01942967 A EP01942967 A EP 01942967A EP 1281189 A1 EP1281189 A1 EP 1281189A1
Authority
EP
European Patent Office
Prior art keywords
control device
power module
switchgear
switching device
electronic power
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
EP01942967A
Other languages
German (de)
English (en)
Other versions
EP1281189B1 (fr
Inventor
Walter Apfelbacher
Norbert Reichenbach
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of EP1281189A1 publication Critical patent/EP1281189A1/fr
Application granted granted Critical
Publication of EP1281189B1 publication Critical patent/EP1281189B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/02—Bases; Casings; Covers
    • H01H50/021—Bases; Casings; Covers structurally combining a relay and an electronic component, e.g. varistor, RC circuit
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/02—Bases; Casings; Covers
    • H01H50/04—Mounting complete relay or separate parts of relay on a base or inside a case
    • H01H50/041—Details concerning assembly of relays
    • H01H50/045—Details particular to contactors
    • 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
    • H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
    • H01H9/541—Contacts shunted by semiconductor devices
    • H01H9/542—Contacts shunted by static switch means

Definitions

  • the invention relates to a control device with an electromagnetic switchgear, which has a switchgear housing with an extended bottom wall for fastening the switchgear, which forms the base of the switchgear, and with an electronic power module with a module housing that is electrically connected to the switchgear
  • Soft start of a motor or a group of motors with the switching device serving as an electrical bypass unit.
  • a generic control device is constructed in a known manner from an electronic power module and a separate commercially available contactor.
  • the semiconductor valves of the electronic power module are operated by phase control for soft start and when a motor is operated at speed.
  • the current is taken over by bridging with the mechanical switching contact of the contactor, as is simplified in the single-phase electrical circuit shown in FIG.
  • the losses of a contactor are approximately 1/10 of the losses of power semiconductors in the stationary ON mode.
  • the arcing of the contactor contacts can be reduced to one Be limited to a minimum and thus increase the switching life of the contacts up to the range of the mechanical switching life of the contactor.
  • the known control devices are constructed as separate components with a commercially available contactor and an electronic power module arranged next to them, which are electrically connected to one another.
  • the invention has for its object to provide a control device of the type mentioned above with a commercially available switching device and an electronic power module, which has such a compact structure that it is suitable for use as a control device or hybrid contactor in a control cabinet.
  • the object is achieved in that the electronic power module is placed on the switching device on its side facing away from the bottom wall, and in that the overall width b of the power module does not exceed the width of the base area of the switching device.
  • This enables the control device to be used in a suitably deep control cabinet without increasing the width of the space required by the electronic power module.
  • the arrangement of the electronic power module on the contactor has the advantage when installed in a control cabinet that the heat loss generated by the electronic power module can be dissipated well and without influencing other devices.
  • control device is designed as an engine control device encapsulated by the switching device housing and the module housing and if only connecting rails of the electronic power module and connecting rails of the switching device are accessible from the outside.
  • connection rails of the electronic power module or the connection rails of the switching device or both can be used to connect the control device.
  • the pitch of the connection rails of the switching device is retained, which is a replacement of the switching device by the higher-quality control device.
  • This version corresponds * advantageously to the type customary in electrical switching devices, in particular contactors, where only the connecting rails are accessible from the outside.
  • the positive connection already results in a firm mechanical connection between the two components, so that additional costly and assembly-intensive connecting means are spared.
  • a further advantageous embodiment of the invention exists if the connecting rails of the electronic power module and the connecting rails of the switching device serve for the electrical and mechanical connection of the two components.
  • the interior of the module housing has three mutually insulated chambers, in each of which an electronic switching unit is arranged: in this way, an error in an electronic switching unit is prevented from spreading over to an adjacent electronic switching unit.
  • the electronic switching units and their connection to the connecting rails of the switching device it is advantageous if they are arranged according to a division and the position of the chambers is adapted to this.
  • the electronic switching units each have semiconductor cells which are electrically connected in antiparallel between two metal plates of high thermal conductivity, since in this embodiment the metal rails not only serve to transmit current but also to dissipate heat. If one of the metal rails is connected to a heat sink, the heat dissipation can be considerably improved by this measure.
  • a fan is advantageously arranged in each of the chambers.
  • the measures described for optimally dissipating the heat loss enable the components of the electronic power module to be arranged in a correspondingly compact manner.
  • FIG. 1 shows a single-phase electrical circuit to show the principle of operation of a control device
  • FIG. 2 shows a known arrangement of a three-phase contactor and a separate electronic soft starter
  • FIG. 3 shows a sectional view of the control device according to the invention
  • FIG. 4 shows a perspective view of a control device according to the invention in a three-phase construction with the module housing removed
  • FIG. 5 shows a perspective view of a control device according to the invention with the cover removed
  • FIG. 3 Top view of a control device according to FIG 3,4,5.
  • the sectional view of the control device 1 according to the invention according to FIG. 3 shows a commercially available contactor 2 with a power module 3 placed thereon, for example for soft starting of a motor or a group of motors.
  • the control device can also be operated as a hybrid contactor.
  • the contactor 2 is an electromagnetic switching device with a switching device housing 4, which has a bottom wall 5, which is provided in its enlarged area with drill holes (not shown here) for fastening the contactor 2.
  • an electromagnet system 6 is arranged on the bottom wall 5, the armature of which is connected to a contact carrier 7, via which movable contacts 8 with fixed contacts 9 can be switched.
  • the contactor 2 is connected via connection rails 10 which are accessible outside the switchgear housing 4 and which are electrically connected to the fixed contacts 9.
  • the contact system 8, 9 is accommodated in a switching chamber 11 located in the upper region of the contactor 2 with arc baffles, not shown here.
  • the electronic power module 3 with its module housing 12 is placed on the contactor 2 on its side facing away from the base wall 5.
  • the interior of the module housing 12 contains three chambers 13, in each of which there is an electronic switching unit for one of the three electrical phases of the three-phase system serving for the supply.
  • the electronic switching units are constructed in a sandwich construction with two copper plates 14 arranged in parallel, between which two power semiconductors 15 connected in an antiparallel manner are clamped by means of a clamping device 20.
  • the upper copper plate 14 is in compliance with the lowest possible heat transfer resistance
  • Heatsink 16 firmly connected. The heat is dissipated via fans 17 attached to the side of the module housing 12 of each chamber 13.
  • An L-shaped connecting rail 18 is connected to the copper plates 14, which is guided in the space between the switchgear housing 4 and the module housing 12 and lies flat on one of the two connecting rails 10 of the contactor 2.
  • the connecting rails 18 are hen of good heat-conducting material, which increases the continuous current carrying capacity of the contactor 2.
  • connection rails 18 of the electronic power module or the connection rails 10 of the switching device or both can be used for the connection of the control device.
  • the pitch of the connecting rails of the switching device is retained, which enables the switching device to be replaced by the higher-quality control device.
  • FIG. 4 and 5 each show a perspective view of the control device 1 according to the invention in a compact design, the module housing 12 being removed in FIG. 4 and only the cover of the module housing 12 being removed in FIG. 5.
  • the compact structure of the control device 1 according to the invention is essentially possible in that the power loss of the electronic switching units is avoided in continuous operation.
  • the electronic switching units are bridged by the contacts 8, 9 of the contactor 2 (FIG 3).
  • the electronic power semiconductors 15 act as switching elements for the switching tasks, while in continuous operation only contactor 2 (FIG. 3) carries the current.
  • the starting load during a soft start is determined by the starting current and the starting time.
  • the control device at hand has significantly lower losses, since the losses of the
  • the above-described compact construction of the motor device with the electronic power module placed on the contactor represents an optimization of the construction volume in which its peripheral contour does not touch the base area contour of the contactor 2 Place exceeds by more than 30% and / or its width does not exceed the width b of the contactor 2.
  • FIG 6, shows the base contour of the contactor 2 by the solid line and the peripheral contour of the electronic power module 3 by the dashed line.

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Patch Boards (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

L'objectif de l'invention est de créer un dispositif de commande comportant un appareil de commutation (2) du commerce et un module de puissance (3) électronique de structure compacte, de telle sorte qu'il puisse être utilisé dans une armoire de distribution. Selon l'invention, le module de puissance (3) est placé sur l'appareil de commutation (2), sur le côté opposé à sa paroi de fond (5), et les dimensions de ce module de puissance (3) sont adaptées au contour de la surface de base de l'appareil de commutation (2) de telle sorte que le contour extérieur du module de puissance ne dépasse pas, ou seulement légèrement, dudit contour de surface de base, et qu'au moins la largeur b du disjoncteur ne dépasse pas de ce contour de surface de base.
EP01942967A 2000-05-08 2001-04-25 Dispositif de commande Expired - Lifetime EP1281189B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10022343 2000-05-08
DE10022343 2000-05-08
PCT/DE2001/001567 WO2001086681A1 (fr) 2000-05-08 2001-04-25 Dispositif de commande

Publications (2)

Publication Number Publication Date
EP1281189A1 true EP1281189A1 (fr) 2003-02-05
EP1281189B1 EP1281189B1 (fr) 2004-06-23

Family

ID=7641170

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01942967A Expired - Lifetime EP1281189B1 (fr) 2000-05-08 2001-04-25 Dispositif de commande

Country Status (6)

Country Link
US (1) US6856503B2 (fr)
EP (1) EP1281189B1 (fr)
BR (1) BRPI0110631B1 (fr)
CA (1) CA2408286C (fr)
DE (1) DE50102680D1 (fr)
WO (1) WO2001086681A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4435828A1 (fr) * 2023-03-20 2024-09-25 Siemens Aktiengesellschaft Dispositif de commutation

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EP1565045B1 (fr) * 2004-02-12 2010-08-25 Askoll Holding S.r.l. Composant électronique discret et méthode d'assemblage
DE102004017292A1 (de) * 2004-04-05 2005-10-20 Siemens Ag Motorsteuergerät
EP1733469A1 (fr) * 2004-04-08 2006-12-20 Siemens Aktiengesellschaft Dispositif de commande de moteur
US7085136B2 (en) * 2004-04-14 2006-08-01 Thermaltake Technology Ltd. Heat duct-equipped heat-radiating device for power supply
US7928685B2 (en) * 2005-11-21 2011-04-19 Siemens Aktiengesellschaft Method of manufacturing a starting device for a three phase electric motor, and a starting device
KR101341710B1 (ko) * 2006-09-13 2013-12-16 가부시키가이샤 야스카와덴키 모터 제어 장치
DE102006057814A1 (de) * 2006-12-06 2008-04-10 Siemens Ag Überbrückungsteil, Sanftstartgerät und Schütz
US7746649B2 (en) * 2007-01-08 2010-06-29 Rockwell Automation Technologies, Inc. Modular soft starter
DE102007003329B3 (de) * 2007-01-17 2008-04-10 Siemens Ag Kühlanordnung für in einem Gehäuse angeordnete elektrische Komponenten eines Sanftanlaufgerätes, und Sanftanlaufgerät
US7849951B2 (en) * 2007-02-28 2010-12-14 Crown Equipment Corporation Materials handling vehicle having at least one controller coupled to a front wall of a frame
US7870919B2 (en) * 2007-02-28 2011-01-18 Crown Equipment Corporation Materials handling vehicle
BRMU8701723U2 (pt) * 2007-11-01 2009-06-23 Weg Automacao S A disposição construtiva em chave de partida estática
US7586738B1 (en) * 2008-05-07 2009-09-08 Eaton Corporation Chimney assembly, and electrical switching apparatus and electrical enclosure employing same
US9192079B2 (en) * 2008-09-26 2015-11-17 Rockwell Automation Technologies, Inc. Power electronic module cooling system and method
DE102009014944B4 (de) 2009-03-30 2011-06-16 Phoenix Contact Gmbh & Co. Kg Modulares Schaltgerät zum Schalten eines elektrischen Laststromkreises sowie Verfahren zum Betreiben eines solchen
EP2413338B1 (fr) * 2010-07-30 2017-08-30 Siemens Aktiengesellschaft Commutateur doté d'un dispositif de dissipation de la chaleur
WO2012065636A1 (fr) * 2010-11-17 2012-05-24 Siemens Aktiengesellschaft Appareil de connexion
CN102467204A (zh) * 2010-11-18 2012-05-23 鸿富锦精密工业（深圳）有限公司 风扇固定装置
KR101189451B1 (ko) * 2010-12-24 2012-10-09 엘지전자 주식회사 인버터 스택
KR101245481B1 (ko) * 2011-12-14 2013-03-25 엘에스산전 주식회사 모터스타터 모듈
CN203445107U (zh) * 2013-08-13 2014-02-19 深圳市朗科智能电气股份有限公司 一种镇流器内部隔离散热结构
EP2887787A3 (fr) * 2013-12-13 2015-08-19 Hitachi, Ltd. Structure de refroidissement pour élément de chauffage et convertisseur de puissance
US9287065B1 (en) * 2014-06-11 2016-03-15 Google Inc. Cooling electrical equipment
JP6300363B2 (ja) * 2014-07-03 2018-03-28 株式会社日立製作所 電力変換器
DE112015005467T5 (de) * 2014-12-05 2017-08-17 Omron Corporation Elektromagnetisches Relais
JP6414453B2 (ja) 2014-12-05 2018-10-31 オムロン株式会社 電磁継電器
JP2016110843A (ja) 2014-12-05 2016-06-20 オムロン株式会社 電磁継電器
US9674990B2 (en) * 2015-01-23 2017-06-06 Rockwell Automation Technoloies, Inc. Devices and methods for cooling bus capacitors
DE102016203125B4 (de) 2016-02-26 2019-03-28 Audi Ag Elektrische Anlage für ein Kraftfahrzeug mit einer elektromechanischen Schalteinrichtung und einer Haltevorrichtung sowie Kraftfahrzeug damit
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Cited By (2)

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Publication number Priority date Publication date Assignee Title
EP4435828A1 (fr) * 2023-03-20 2024-09-25 Siemens Aktiengesellschaft Dispositif de commutation
WO2024193921A1 (fr) * 2023-03-20 2024-09-26 Siemens Aktiengesellschaft Agencement de commutation

Also Published As

Publication number Publication date
BRPI0110631B1 (pt) 2016-05-03
US6856503B2 (en) 2005-02-15
US20040109293A1 (en) 2004-06-10
DE50102680D1 (de) 2004-07-29
BR0110631A (pt) 2003-03-18
WO2001086681A1 (fr) 2001-11-15
CA2408286C (fr) 2009-01-06
CA2408286A1 (fr) 2002-11-06
EP1281189B1 (fr) 2004-06-23

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