WO2020069585A1 - Module auxiliaire pour contacteur électromagnétique - Google Patents

Module auxiliaire pour contacteur électromagnétique

Info

Publication number
WO2020069585A1
WO2020069585A1 PCT/BR2018/050366 BR2018050366W WO2020069585A1 WO 2020069585 A1 WO2020069585 A1 WO 2020069585A1 BR 2018050366 W BR2018050366 W BR 2018050366W WO 2020069585 A1 WO2020069585 A1 WO 2020069585A1
Authority
WO
WIPO (PCT)
Prior art keywords
auxiliary module
contactor
module
auxiliary
electromagnetic contactor
Prior art date
Application number
PCT/BR2018/050366
Other languages
English (en)
Portuguese (pt)
Inventor
André DE BARROS ALBUQUERQUE
Everton SOARES PIVOTTO
Fábio DECKER DE SOUZA
Ivo Detlev Gunther
Juliano BERNARDI ROSSO
Marcelo DE MELO SILVA
Ricardo LUÍS PERINI
Original Assignee
Weg Drives & Controls - Automação Ltda.
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 Weg Drives & Controls - Automação Ltda. filed Critical Weg Drives & Controls - Automação Ltda.
Priority to BR112021006387A priority Critical patent/BR112021006387A2/pt
Priority to PCT/BR2018/050366 priority patent/WO2020069585A1/fr
Publication of WO2020069585A1 publication Critical patent/WO2020069585A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H45/00—Details of relays
    • H01H45/08—Indicators; Distinguishing marks
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/08—Indicators; Distinguishing marks

Definitions

  • the present invention belongs to the technological field of electromagnetic contactors for starting electric motors, more particularly an auxiliary power supply and monitoring module, coupled to an electromagnetic contactor for low voltage applications or additionally a variation of said auxiliary module including a second auxiliary module and a second contactor connected by a cable.
  • a communication module is provided in the state of the art for frontal mounting on a contactor electromagnetic, and this communication module internally has an electrical contact housed in a movable head, which is attached to the moving parts of the electromagnetic contactor, to indicate through a logical, low voltage electrical signal, whether the component is on or off.
  • a communication module is provided with an electromagnetic contactor, and this communication module monitors at least one current path, from at least one main contactor, and as a result it is possible to determine the status of contactor operation, which can be turned on or off.
  • interchangeable auxiliary modules are provided together with an electromagnetic contactor, and this auxiliary module is incorporated into said contactor and has contactor control terminals built into it.
  • a first objective of the present invention is to provide an auxiliary module for an electromagnetic contactor, a cable and a programmable controller, among other components, and said auxiliary module is capable of sending communication signals to indicate the operating status of said electromagnetic contactor and also receiving electrical control signals for it from the same cable. programmable controller.
  • a second objective of the present invention is that said auxiliary module for a contactor can reliably indicate electrical signals related to the "on” or “off” state of said contactor, through the use of a positioning sensor, installed in the auxiliary module.
  • a third objective of the invention is to use the same auxiliary module for different series of electromagnetic contactors.
  • a fourth objective of the invention is to couple an auxiliary module to a contactor, using mechanical connections, without the need to use tools, such as a screwdriver, for example.
  • a fifth objective of the invention is to use an auxiliary module for a contactor without the need for adaptations, having interchangeability with an auxiliary contact module even for different series of electromagnetic contactors.
  • Figure 1 illustrates, in an upper lateral isometric perspective, an electromagnetic contactor, an auxiliary module, a cable and a programmable controller, in a first preferred embodiment of the invention.
  • Figure 2 illustrates, in isometric schematic perspective, the exploded upper lateral parts that make up said contactor of Figure 1, highlighted further ahead said auxiliary module, according to a first preferred embodiment of the invention.
  • Figure 3 illustrates, in an upper lateral isometric perspective, a variation of said auxiliary module including a second auxiliary module and a second contactor connected by a cable.
  • Figure 4 illustrates, in partially exploded upper lateral isometric perspective of said auxiliary module according to a first preferred embodiment of the invention.
  • Figure 5 illustrates, in an exploded schematic upper lateral isometric perspective, said auxiliary module according to a first preferred embodiment of the invention.
  • Figure 6 is an isometric perspective view from the lower rear side of said auxiliary module, comprising the fixing elements and the locking element of said auxiliary module to said electromagnetic contactor, seen in Figures 1, 2 and 3, according to with a first preferred embodiment of the invention.
  • Figure 7 is a top lateral isometric perspective view of said auxiliary module pre-positioned for mounting on said electromagnetic contactor, according to a first preferred embodiment of the invention.
  • Figure 8 is a top lateral isometric perspective view of said auxiliary module, comprising a submodule in a "first" mounting position, according to a preferred first embodiment of the invention.
  • Figure 9 is a top lateral isometric perspective view of said auxiliary module, comprising a sub-module in a "second" and “final” mounting position, according to a first preferred embodiment of the invention.
  • Figure 10 is a front top view of said contactor, comprising an electromagnetic contactor and an auxiliary module, in addition to the indication of the longitudinal section A-A and the transversal section B-B.
  • Figure 11 illustrates, in longitudinal section A-A, an internal part of said auxiliary module connected to the electrical control terminals of said electromagnetic contactor, according to a first preferred embodiment of the invention.
  • Figure 12 illustrates, in cross-sectional section B-B, an internal part of said auxiliary module in the "off” state in solidarity with the "off" operating state of said electromagnetic contactor, according to a first preferred embodiment of the invention.
  • Figure 13 illustrates, in cross-sectional section B-B, an internal part of said auxiliary module in the "on” state in solidarity with the "off” operating state of said electromagnetic contactor, according to a first preferred embodiment of the invention.
  • Figure 14 illustrates, in an exploded schematic upper lateral isometric perspective, a module of auxiliary contacts, according to the state of the art.
  • Figure 15 is an isometric perspective view from the lower rear side of said auxiliary contact module, comprising the fixing elements and the locking element of said auxiliary contact module to said electromagnetic contactor.
  • Figure 1 illustrates, in a superior isometric perspective, the realization of an electromagnetic contactor (1), fixed to any means of fixation, for example, to a rear support such as a DIN rail, where an auxiliary module (2 ) supply and monitoring is frontally coupled to said electromagnetic contactor (1), and said auxiliary module (2) is connected by a cable (4) to a programmable controller (3), according to a first preferred embodiment of the invention .
  • Figure 2 illustrates, in a schematic isometric perspective partially exploded top, said state of the art electromagnetic contactor (1), recesses (la, lb, lc, ld), the movable head (le) and said auxiliary module (2), according to a first preferred embodiment of the invention.
  • FIG 3 illustrates, in upper isometric perspective, a variation of said auxiliary module (2), mounted on the upper face of said contactor (1), including a second auxiliary module (2 '), identical to the auxiliary module (2 ), mounted on the upper face of a second contactor (1 '), and said auxiliary module (2) is alternatively connected, in this configuration, by means of a cable (5) to a second auxiliary module (2'), comprising a connection between the printed circuit board (2bc) of the auxiliary module (2), shown in Figure 5, to a second printed circuit board (not shown), identical to the printed circuit board (2bc), which is located internally to said second auxiliary module (2 '), according to a second preferred embodiment of the invention.
  • Figure 4 illustrates, in a schematic isometric perspective partially exploded, the auxiliary module (2, 2 '), itself, comprising a fixed sub-module (2a), comprising a recess (2c) and a mobile sub-module (2b) , according to a first and a second preferred embodiment of the invention.
  • FIG. 5 illustrates, in an exploded schematic top isometric perspective, the components of the auxiliary module (2, 2 ') according to Figure 4, comprising a fixed sub-module (2a) and a mobile sub-module (2b).
  • Said fixed sub-module (2a) comprises a base (2aa), a housing (2ab) comprising rails (2ad) and a cover (2ac) which together form an insulating housing of said fixed sub-module (2a).
  • Said movable submodule (2b) comprises a movable support (2ba), a side cover (2bd), which together form an insulating housing of said movable submodule (2b), an elastic element (2bh), a printed circuit board ( 2bc) preferably comprising a second and a third elastic element (2be, 2bf), respectively, to connect to the terminals (lf and lg) of the electric control coil, shown in Figure 11, or alternatively, directly to the electric control coil by other means (not shown), of said electromagnetic contactor (1), seen in Figures 1 to 3, an external connector (2bt), a positioning sensor (2bm), preferably an optical sensor (2bi), which can alternatively be a sensor optical (2bi), a capacitive sensor (2bj), an inductive sensor (2bk) or a "hall” sensor (2bl), mounted on said printed circuit board (2bc), where said positioning sensor (2bm) is sensitized by a movable rod (2bg), which may alternatively have an element of ferromagne
  • Figure 6 is a lower isometric rear view of said auxiliary module (2, 2 '), comprising fixing and locking elements (2ae, 2af, 2ag, 2ah, 2ai), according to a first preferred embodiment of the invention.
  • Figure 7 is a top side perspective view of said auxiliary module (2) and said electromagnetic contactor (1), comprising a fixed sub-module (2a) and a mobile sub-module (2b) positioned for the front coupling, being that said mobile submodule (2b) is in a "first" mounting position and where said auxiliary module (2) is prepositioned for mounting in said electromagnetic contactor (1), which comprises a recess (ld) .
  • Figure 8 is a top view in side perspective of said auxiliary module (2), said electromagnetic contactor (1), said fixed sub-module (2a) and said mobile sub-module (2b), in which said sub-module mobile (2b) is in a "first" mounting position, absolutely necessary for the assembly of said auxiliary module (2) in said electromagnetic contactor (1), and in which said auxiliary module (2) has already been frontally coupled to said electromagnetic contactor (1).
  • Figure 9 is a top side perspective view of said auxiliary module (2), said electromagnetic contactor (1), said fixed sub-module (2a) and said mobile sub-module (2b), in which said sub-module mobile (2b) is in a "second" and “final” mounting position, typical of operation after coupling to said contactor (1), where said mobile submodule (2b) is fully coupled to said recess (2c ) through rails (2ad) seen in Figures 4 and 5.
  • Figure 10 is a front top view of the electromagnetic contactor (1) and said auxiliary module (2), in addition to the indication of two cut sections A-A and B-B.
  • Figure 11 illustrates a section of AA longitudinal section of said auxiliary module (2) coupled to the electromagnetic contactor (1), comprising two elastic elements (2be, 2bf), flexed and tensioned against the coil terminals (lf, lg) of said contactor (1), according to a first preferred embodiment of the invention.
  • Figure 12 illustrates a cross-sectional section BB of said auxiliary module (2), seen in Figures 1 to 5, in which said electromagnetic contactor (1) is in an "off" operating state, comprising a movable rod (2bg), alternatively having an element of ferromagnetic material (2bs) coupled, an elastic element (2bh) in compression state, a movable head (le) of said electromagnetic contactor (1) and a positioning sensor (2bm), alternatively an optical sensor (2bi), a capacitive sensor (2bj) or a sensor inductive (2bk) or a "hall” sensor (2bl), seen in Figure 5 according to a first and a third preferred embodiment of the invention.
  • a movable rod (2bg) alternatively having an element of ferromagnetic material (2bs) coupled, an elastic element (2bh) in compression state, a movable head (le) of said electromagnetic contactor (1) and a positioning sensor (2bm), alternatively an optical sensor (2bi), a capacitive sensor (2bj) or a
  • Figure 13 illustrates a cross-sectional section BB of said auxiliary module (2), seen in Figures 1 to 5, in which said electromagnetic contactor (1) is in an "on" operating state, comprising a movable rod (2bg), alternatively having an element of ferromagnetic material (2bs) coupled, an elastic element (2bh) extended in a relaxed state, a movable head (le) and a positioning sensor (2bm), alternatively it can be an optical sensor (2bi), a capacitive sensor (2bj), an inductive sensor (2bk) or a "hall” sensor (2bl), seen in Figure 5, according to a first and a third preferred embodiment of the invention.
  • a movable rod (2bg) alternatively having an element of ferromagnetic material (2bs) coupled, an elastic element (2bh) extended in a relaxed state, a movable head (le) and a positioning sensor (2bm), alternatively it can be an optical sensor (2bi), a capacitive sensor (2bj), an inductive sensor (2
  • Figure 14 illustrates, in an exploded schematic top isometric perspective, the components of an auxiliary contact module (6), comprising a base (6a), an intermediate support (6b), an upper cover (6c), a head auxiliary mobile (6d), auxiliary mobile contacts (6ea, 6eb, 6ec, 6ed), forming a set of auxiliary mobile contacts (6e), elastic elements (6fa, 6fb, 6fc, 6fd), forming a set of elastic elements (6f ), upper fixed auxiliary terminals (6ga, 6gb, 6gc, 6gd) forming a set of upper fixed auxiliary terminals (6g) and lower auxiliary terminals (6ha, 6hb, 6hc, 6hd), forming a set of lower fixed auxiliary terminals (6h ).
  • Figure 15 is an isometric bottom rear perspective view of said auxiliary contact module (6) comprising fixing and locking elements (6aa, 6ab, 6ac,
  • the present invention reveals an auxiliary module (2), according to the invention, which is coupled to a contactor (1), and said auxiliary module (2) has the main purpose of commanding and electrically monitoring the state of operation (on / off) of said contactor (1) for electric motors, remotely.
  • Such auxiliary module (2) comprises two sub-modules (2a, 2b), mechanically coupled to each other through rails (2ad) to a recess (2c), according to Figures 4 and 5, with the sub-modules, a so-called fixed sub-module (2a) and the other called mobile sub-module (2b) are associated with an electromagnetic contactor (1), through mechanical coupling between said fixed sub-module (2a) through the fixing and locking elements (2ae, 2af, 2ag , 2ah, 2ai), as shown in Figure 6, identical to the fixing and locking elements (6aa, 6ab, 6ac, 6ad, 6ae) of an auxiliary contact module (6), according to Figure 15, and the recesses (la, lb) of said contactor (1), as shown in Figure 2, thus enabling interchangeability between modules (2, 6).
  • the coupling process of said auxiliary module (2) in said contactor (1) occurs in two stages, the first stage being a rectilinear movement of the coupling elements (2ae, 2af, 2ag, 2ah) of said fixed sub-module (2a) that slide over said recesses (la, lb) of said contactor (1), according to Figure 7, until said coupling elements (2ag, 2ah), seen in Figure 6, find the end of said recesses
  • a second coupling stage of said auxiliary module (2) to said contactor (1) it occurs without delay after the first coupling stage, through the rectilinear movement of the mobile submodule (2b) that slides over the tracks (2ad) of the recess (2c) of the fixed submodule (2a), as Figures 4 and 5, up to the "final" mounting position, electrically coupling the elastic elements (2be, 2bf) of said auxiliary module (2) to the coil terminals (lf, lg) of electric control of said contactor (1) internally exposed in the recess (ld), according to Figures 8, 9 and 11.
  • Said mobile submodule (2b) comprising a printed circuit board (2bc), an external connector (2bt), which in turn connects via a power and monitoring cable (4) such as a multifilament cable, multipolar or others, when in the "final" mounting position, it is able to communicate, monitor and supply power in relation to a programmable controller (3), in order to send electrical signals corresponding to the contactor's operating status (1) and concomitantly receive electrical signals from said programmable controller (3), which will be sent to the electrical command of the electromagnetic contactor (1) so that there is a change in its operating state.
  • a power and monitoring cable (4) such as a multifilament cable, multipolar or others
  • Said fixed sub-module (2a) is mechanically coupled with said mobile sub-module (2b), through rails (2ad) forming a solidary set of two stable positions, which can be administered in stock, pre-assembled.
  • Said printed circuit board (2bc), of the movable submodule (2b), comprises in one embodiment an optical sensor (2bi) and a movable rod (2bg), among other components, said movable rod (2bg) being attached to the movable head (le) of said electromagnetic contactor (1), and said movable rod (2bg) in a "first position", as shown in Figure 12, represents said contactor (1) in "off” operating state , and in a "second position", as shown in Figure 13, it represents said electromagnetic contactor (1) in "on” operating state.
  • Said movable rod (2bg) functions in this preferred embodiment of the invention as a barrier, sometimes present, sometimes not, for said optical sensor (2bi), in which through an emitted electrical signal it will indicate through the "initial” or “final positioning "from said movable rod (2bg) the state of operation of said contactor (1) to said programmable controller (3).
  • Said optical sensor (2bi) can alternatively be replaced by sensors of the capacitive (2bj), inductive (2bk) or "hall” (2bl) type, being alternatively called the positioning sensor (2bm) and the movable rod (2bg) it may alternatively contain an element of ferromagnetic material (2bs) coupled.
  • the optical sensor (2bi) sends electrical signals informing the related "off" operating status of the contactor (1) said programmable controller (3).
  • the programmable controller (3) sends a command signal to said electromagnetic contactor (1), it is "turned on”, establishing an electrical current path for said electric motor (not shown), through its main electrical contacts (not shown).
  • the movable rod (2bg) of the auxiliary module (2) assumes a "second position", closer to said optical sensor (2bi), sensitizing said optical sensor (2bi) which then sends an electrical signal to said controller programmable (3), informing said programmable controller (3) that the electromagnetic contactor (1) has actually executed the requested command.
  • Another common type of failure can occur in the connection of said electromagnetic contactor (1), such as, for example, the occurrence of the burning of an electric coil of command (not shown), where said moving rod (2bg) of said module auxiliary (2) does not move to the so-called “second position” indicating that the contactor is in the "on” operating state when the electric control coil (not shown) is energized, not changing the logical state of said optical sensor ( 2bi) of said auxiliary module (2), so that said programmable controller (3), through a logic suitable for the control of contactors (1), such as for example boolean, "fuzzy", including artificial intelligence algorithms, among others, interpreting this return signal acting between the signals of said optical sensor (2bi) and the command of the electromagnetic contactor (1) will indicate that an operation inconsistency has occurred and may block the contactor (1), preventing new activations from occurring until a technician verifies the alleged malfunction.
  • a logic suitable for the control of contactors (1) such as for example boolean, "fuzzy", including artificial intelligence algorithms,
  • a second preferred embodiment of the present invention is established by means of a variation of said auxiliary module including a second auxiliary module and a second contactor connected by a cable, this variation comprising said electromagnetic contactor (1), mounted with said auxiliary module (2) and additionally together with a second auxiliary module (2 ') identical to the auxiliary module (2), comprising a second printed circuit board (not shown), identical to said printed circuit board (2bc), installed over another electromagnetic contactor (1 ') also identical to the electromagnetic contactor (1), and connected to said auxiliary module (2) by means of a cable (5) between the printed circuit boards (2bc, not shown).
  • Said second auxiliary module (2 ') operates identical to said auxiliary module (2).
  • said programmable controller (3) through a logic suitable for the control of contactors (1, 1 '), such as for example Boolean, "fuzzy", including artificial intelligence algorithms, among others , performs an electrical interlock between said auxiliary module (2) and said second auxiliary module (2 '), not allowing the contactors (1, 1') to act simultaneously.
  • a logic suitable for the control of contactors (1, 1 ') such as for example Boolean, "fuzzy”, including artificial intelligence algorithms, among others , performs an electrical interlock between said auxiliary module (2) and said second auxiliary module (2 '), not allowing the contactors (1, 1') to act simultaneously.
  • said programmable controller (3) will indicate that an operation inconsistency has occurred and you can block the contactors (1, 1 '), preventing new activations from occurring until a technician verifies the alleged malfunction.
  • a third preferred embodiment of the present invention is established by means of said auxiliary module (2), coupled to said contactor (1), alternatively using an inductive sensor (2bk), combined with a movable rod (2bg) and a ferromagnetic material element (2bs) coupled to said rod, preferably a magnet, where said coupled ferromagnetic material element (2bs) is used, preferably, to sensitize said inductive sensor (2bk).
  • an inductive sensor (2bk) combined with a movable rod (2bg) and a ferromagnetic material element (2bs) coupled to said rod, preferably a magnet, where said coupled ferromagnetic material element (2bs) is used, preferably, to sensitize said inductive sensor (2bk).
  • a first objective of the present invention is achieved by providing an auxiliary module (2) for a contactor (1), said auxiliary module (2) being able to send communication signals to indicate the state of said electromagnetic contactor (1) and also receive, by the same cable (4), electrical control signals for said electromagnetic contactor (1) from said programmable controller (3).
  • a second objective of the present invention is achieved by providing said auxiliary module (2) for said contactor (1) with a reliable indication of electrical signals related to said "on” or “off” operating state contactor (1), through the preferential use of said optical sensor (2bi) installed in the auxiliary module (2).
  • a third objective of the invention is achieved by using the same auxiliary module (2) for different rated current ranges of contactors (1), even if these contactors have different sizes and current ranges, since the said movable rod ( 2bg) can sensitize its relevant optical sensor (2bi) to a wide dimensional range of the movable heads (le) of their respective contactors.
  • a fourth objective of the invention is achieved by assembling said auxiliary module (2) in said contactor (1) only mechanically, through quick fixing and locking couplings (2ae, 2af, 2ag, 2ah, 2ai ) contained in the base (2aa) of the sub-module (2a) of the auxiliary module (2), not requiring the use of tools and additional electrical connections.
  • a fifth objective of the invention is achieved by using a contactor (1) already on the market or belonging to the state of the art, without the need to supply contactors (1) dedicated for the assembly of said auxiliary module (2, 2 ' ), considering that said auxiliary module (2,2 ') provides fixing and locking elements (2ae, 2af, 2ag, 2ah, 2ai), as shown in Figure 6, which are coupled to the respective recesses (la, lb , lc), of said electromagnetic contactor (1), according to Figures 7 to 9.
  • fastening and locking elements (2ae, 2af, 2ag, 2ah, 2ai) are also identical to the fastening and locking elements (6aa, 6ab, 6ac, 6ad, 6ae) of a conventional auxiliary contact module (6), thus enabling interchangeability between modules.
  • the auxiliary contact module (6) is comprised of a said fixing base (6a), an intermediate support (6b) and an upper cover (6c) forming an insulating housing that houses an auxiliary tailstock (6d) inside, said auxiliary tailstock (6d) by one side is mechanically coupled to the movable head (le) of said contactor (1), being solidary to its translation movement, according to the operating status of the contactor (1), which can be "on” or "off", and on the other hand, it has housings to guide the set of auxiliary mobile contacts (6e) and the set of elastic elements (6f) to which it keeps said set of auxiliary mobile contacts (6e) attached in their respective housings.
  • Said auxiliary contact module (6) also has a set of fixed upper auxiliary terminals (6g) and a set of fixed lower auxiliary terminals (6g), and said set of upper fixed auxiliary terminals (6g) is mechanically attached to the upper part of an insulating housing (6b), when viewed in a frontal position, and said set of lower fixed auxiliary terminals (6h) is attached to the lower part of said insulating housing (6b).
  • said auxiliary tailstock (6d) moves jointly to said tailstock (le) of said contactor (1), carrying said set of auxiliary towers (6e) together until it finds the said sets of upper and lower fixed auxiliary terminals (6g, 6h), thus forming a path for the electric current to be conducted.
  • the invention allows a variation of said auxiliary module (2), including a second auxiliary module (2 ') and a second contactor (1'), in which said auxiliary module (2) is connected alternatively, in this configuration, by means of a power and monitoring cable (5), such as a multi-wire, multipolar or other cable, to communicate, monitor and supply power in relation to a second auxiliary module (2 '), installed on another electromagnetic contactor (1 '), where said cable (5) can extend the control and operation signals related to the contactor (1) also to the other contactor (1'), through the interconnection between the two printed circuit boards (2bc, not shown).
  • a power and monitoring cable (5) such as a multi-wire, multipolar or other cable
  • the present invention can also provide an auxiliary module (2) for a contactor (1), said auxiliary module (2) being able to send communication signals to indicate the state of said electromagnetic contactor (1) and also receiving command signals for said electromagnetic contactor (1) from a programmable controller (3), through a printed circuit board (2bc) which can include wireless communication means.

Abstract

La présente invention concerne un module auxiliaire (2) accouplé par l'avant à un contacteur électromagnétique (1), ledit module auxiliaire (2) comprenant un sous-module fixe (2a) et un sous-module mobile (2b), ledit sous-module mobile (2b) comportant une plaque à circuit imprimé (2bc) qui est connectée d'un côté à la bobine de commande électrique dudit contacteur électromagnétique (1) et, de l'autre côté, à un capteur de positionnement (2bm), ledit module auxiliaire (2) pouvant être connecté au moyen d'un câble (4) à un contrôleur programmable (3) ou par l'intermédiaire de moyens de communication sans fil pour l'envoi et la réception de signaux en direction/provenance dudit contrôleur programmable (3), comportant en variante un module auxiliaire (2') identique au module auxiliaire (2) installé sur un autre contacteur électromagnétique (1') et connecté audit module auxiliaire (2) au moyen d'un câble (5) entre les plaques à circuit imprimé (2bc, non représenté).
PCT/BR2018/050366 2018-10-04 2018-10-04 Module auxiliaire pour contacteur électromagnétique WO2020069585A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BR112021006387A BR112021006387A2 (pt) 2018-10-04 2018-10-04 módulo auxiliar para contator eletromagnético
PCT/BR2018/050366 WO2020069585A1 (fr) 2018-10-04 2018-10-04 Module auxiliaire pour contacteur électromagnétique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/BR2018/050366 WO2020069585A1 (fr) 2018-10-04 2018-10-04 Module auxiliaire pour contacteur électromagnétique

Publications (1)

Publication Number Publication Date
WO2020069585A1 true WO2020069585A1 (fr) 2020-04-09

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BR (1) BR112021006387A2 (fr)
WO (1) WO2020069585A1 (fr)

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CN207009365U (zh) * 2017-08-09 2018-02-13 福建鸿扬智能电气有限公司 一种基于gprs通讯的交流接触器
CN107845540A (zh) * 2017-11-30 2018-03-27 厦门理工学院 一种交流接触器监控装置以及交流接触器在线监控系统

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5424900A (en) * 1990-06-26 1995-06-13 Abb Stromberg Kojeet Oy Electronic auxiliary contact for a contactor
US20030178292A1 (en) * 2002-03-19 2003-09-25 Schneider Electric Ind. Sas Add-on unit for contactor-circuit breaker
WO2008034394A1 (fr) * 2006-09-21 2008-03-27 Siemens Aktiengesellschaft Surveillance d'un dispositif de protection monté en amont d'un appareillage de commutation
US9220170B2 (en) * 2011-12-14 2015-12-22 Lsis Co., Ltd. Motor starter module
US20160211092A1 (en) * 2013-09-13 2016-07-21 Siemens Aktiengesellschaft Low-Voltage Switching Device With A Variable Design
CN207009365U (zh) * 2017-08-09 2018-02-13 福建鸿扬智能电气有限公司 一种基于gprs通讯的交流接触器
CN107845540A (zh) * 2017-11-30 2018-03-27 厦门理工学院 一种交流接触器监控装置以及交流接触器在线监控系统

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