WO2020069584A1 - Conjunto de módulos auxiliares para conjunto de chave de partida para motores elétricos - Google Patents
Conjunto de módulos auxiliares para conjunto de chave de partida para motores elétricosInfo
- Publication number
- WO2020069584A1 WO2020069584A1 PCT/BR2018/050365 BR2018050365W WO2020069584A1 WO 2020069584 A1 WO2020069584 A1 WO 2020069584A1 BR 2018050365 W BR2018050365 W BR 2018050365W WO 2020069584 A1 WO2020069584 A1 WO 2020069584A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- auxiliary
- assembly
- module
- modules
- electric motors
- Prior art date
Links
Classifications
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- 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
- H01H71/04—Means for indicating condition of the switching device
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/002—Monitoring or fail-safe circuits
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H89/00—Combinations of two or more different basic types of electric switches, relays, selectors and emergency protective devices, not covered by any single one of the other main groups of this subclass
- H01H89/06—Combination of a manual reset circuit with a contactor, i.e. the same circuit controlled by both a protective and a remote control device
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- 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
- H01H71/04—Means for indicating condition of the switching device
- H01H2071/048—Means for indicating condition of the switching device containing non-mechanical switch position sensor, e.g. HALL sensor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2300/00—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
- H01H2300/03—Application domotique, e.g. for house automation, bus connected switches, sensors, loads or intelligent wiring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/541—Auxiliary contact devices
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- 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
- H01H71/46—Automatic release mechanisms with or without manual release having means for operating auxiliary contacts additional to the main contacts
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/14—Protecting elements, switches, relays or circuit breakers
Definitions
- the present invention belongs to the technological field of starter sets for electric motors, more particularly a set of auxiliary power and monitoring modules, coupled to a multipolar circuit breaker and an electromagnetic contactor, which form a switchgear. for low voltage applications, or additionally a variation of said set of auxiliary modules applied to a reversing motor starter.
- an auxiliary module is provided with a multipolar circuit breaker and an electromagnetic contactor, and said module has two units in front mounting, one of them associated with said multipolar circuit breaker that internally has an electrical contact solidary to the moving parts of it, with the purpose of indicating its status through an electrical signal, and the other unit of said module is associated with the electromagnetic contactor, which does not have integrated electrical contacts, as it uses the built-in electrical contacts of the electromagnetic contactor to monitor the state of it.
- an auxiliary module is provided for front mounting on an electromagnetic contactor, and this auxiliary 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.
- Another block that is frontally associated with said electromagnetic contactor comprised of a printed circuit board, which connects to the coil and auxiliary contacts through an insulating support, said support conductive coupling pins on said electromagnetic contactor, a said printed circuit board having at one end a first terminal, which connects via an interconnection cable to said signaling block, and at the other end a second terminal, which connects to a programmable controller by means of a communication cable .
- a first objective of the present invention is to provide a set of auxiliary modules for a set of starter switch, comprised of a multipolar circuit breaker which can be a molded case circuit breaker or a motor circuit breaker, typically, and an electromagnetic contactor, among other components, the said set of auxiliary modules being able to send communication signals to indicate the status of said multipolar circuit breaker and said electromagnetic contactor, and also to receive command signals for said electromagnetic contactor via the same communication cable, from a programmable controller.
- a second objective of the present invention is that said set of auxiliary modules for said set of starting switch can reliably indicate electrical signals related to the state of the switching device, whether for the purpose of interpreting a multipolar circuit breaker or an electromagnetic contactor, through the preferential use of an optical sensor installed in the auxiliary modules, these signals can be emitted from a multipolar circuit breaker and / or an electromagnetic contactor.
- a third objective of the invention is to use the same auxiliary modules for different series of multipolar circuit breakers and electromagnetic contactors that make up the starter set.
- a fourth objective of the invention is to couple the auxiliary modules in a set of starter, using only mechanical connections, without the need to use tools, such as a screwdriver, for example.
- a fifth objective of the invention is to use auxiliary modules for switching devices, such as circuit breakers and contactors having interchangeability with an auxiliary contact module, even for different series of multipolar circuit breakers and electromagnetic contactors that make up the starter set. .
- a sixth objective of the invention is to provide auxiliary modules in which the coupling connector, coming from an associated programmable controller has greater reliability in the transmission and reception of electrical signals when compared to the state of the art.
- Figure 1 illustrates, in an isometric perspective, a set of starter switches, comprising auxiliary modules, switching devices and a programmable controller, in a first preferred embodiment of the invention.
- Figure 2 illustrates, in a schematic isometric exploded perspective, the parts that make up the set of starting key of Figure 1, highlighted later on said set of auxiliary modules, according to a first preferred embodiment of the invention.
- Figure 3 illustrates, in an isometric perspective, a set of reversing starter as a variation of the implementation of the auxiliary modules.
- Figure 4 illustrates, in an exploded schematic isometric perspective, the auxiliary module itself and the parts that compose it, according to a first preferred embodiment of the invention.
- Figure 5 is a front top view of said starter set, comprising a multipolar circuit breaker, an electromagnetic contactor, an upper auxiliary module, a lower auxiliary module, in addition to the indication of three cut sections AA, BB and CC.
- Figure 6 illustrates, in section A-A, an internal part of said upper auxiliary module of said set of auxiliary modules in the off state, according to a first preferred embodiment of the invention.
- Figure 7 illustrates, in section A-A, an internal part of said upper auxiliary module of said set of auxiliary modules in the connected state, according to a first preferred embodiment of the invention.
- Figure 8 illustrates, in section B-B, an internal part of said lower auxiliary module of said set of auxiliary modules in the off state, according to a first preferred embodiment of the invention.
- Figure 9 illustrates, in section B-B, an internal part of said lower auxiliary module of said set of auxiliary modules in the connected state, according to a first preferred embodiment of the invention.
- Figure 10 illustrates, in a DC section, an internal part of said lower auxiliary module of said set auxiliary modules coupled to the contactor, according to a first preferred embodiment of the invention.
- Figure 11 is a rear top view of said set of auxiliary modules, comprising an upper auxiliary module and a lower auxiliary module, according to a first preferred embodiment of the invention.
- Figure 12 illustrates, in an exploded isometric schematic perspective, the auxiliary contact module for contactors and the parts that compose it, according to the state of the art.
- Figure 13 is a rear top view of said auxiliary contact module, according to the state of the art.
- Figure 14 illustrates, in an exploded isometric perspective, the auxiliary contact module for circuit breakers and the parts that compose it, according to the state of the art.
- Figure 1 illustrates, in an isometric perspective, a set of starting switch (1), comprising a multipolar circuit breaker (2) upstream and an electromagnetic contactor (3) downstream, when viewed from the front of a operation, fixed by any means of fixation such as, for example, to a rear support such as a DIN rail, said set of start switch (1) coupled to the set of auxiliary modules (4) for power and monitoring, comprising a module upper auxiliary (4a), a lower module (4b) and a cable (5), said set of auxiliary modules (4) is associated with said multipolar circuit breaker (2) and said electromagnetic contactor (3), said set of auxiliary modules (4) connecting by means of a cable (6) to a programmable controller (7), said electromagnetic contactor (3) and said multipolar circuit breaker (2), according to a first incorporation preferred invention.
- Figure 2 illustrates, in a partially exploded schematic isometric perspective, the components of the starter key assembly (1) of Figure 1, according to a first preferred embodiment of the invention, comprising a subassembly of a multipolar circuit breaker (2) comprising a recess (2a) for mechanical coupling of the upper auxiliary module (4a) and an electromagnetic contactor (3) comprising the recesses (3a, 3b, 3c) and a movable head (3d) for mechanical coupling of the lower auxiliary module (4b), standards in the state of the art, connected together by a base (9), where the said set of auxiliary modules (4) is separately presented, comprising an upper auxiliary module (4a) associated with said multipolar circuit breaker (2) and interconnected by a cable (5) to a lower auxiliary module (4b) that is associated with said electromagnetic contactor (3).
- Figure 3 illustrates, in an isometric perspective, a set of reversing starter (la) as a variation of the implementation of the auxiliary modules, comprising said multipolar circuit breaker (2) and said electromagnetic contactor (3) mounted with the said set of auxiliary modules (4), the lower auxiliary module (4b) being connected alternatively, in this configuration, by means of a cable (8) to a second lower auxiliary module (4b '), comprising a connection between a second plate printed circuit board (4bd), represented in Figure 4, to a third printed circuit board (4bd ') (not shown) that is located internally to said second auxiliary module (4b') installed on another electromagnetic contactor (3 ').
- FIG. 4 illustrates, in exploded schematic isometric perspective, said set of auxiliary modules (4), itself, according to a first preferred embodiment of the invention, comprising said upper auxiliary module (4a) comprising a base (4aa ), a housing (4ab) and a cover (4ac) that together form an insulating housing of said upper auxiliary module (4a), comprising a first printed circuit board (4ad) associated with an external connector (4ae) and a first positioning sensor (4ak), preferably an optical sensor (4ag), mounted inside said housing, by any conventional means of assembly, where said optical sensor (4ag) is sensitized by a movable rod (4af), and the said movable rod (4af) alternatively having an element of ferromagnetic material (4al) coupled, such as a magnet or other material with such characteristic, said movable rod (4af) being associated and solidary to the movement of translation of the moving contacts (not shown) of said multipolar circuit breaker (2), according to its state of operation that can be turned on or off
- Said first printed circuit board (4ad) of the upper auxiliary module (4a) on the one hand is electrically coupled by means of a cable (6) to a programmable controller (7) and on the other hand it is electrically coupled to a cable (5 ) (shown in Figure 1) that interconnects the first printed circuit board (4ad) to a second board printed circuit board (4bd), belonging to said lower auxiliary module (4b).
- Said lower auxiliary module (4b) comprises a base (4ba), a housing (4bb), an upper cover (4be), which together form an insulating housing of said lower auxiliary module (4b), a support (4bc) and a side cover (4bm) for said second printed circuit board (4bd) mounted inside said housing, by any conventional means of assembly, said second printed circuit board (4bd) which has elastic elements (4bn, 4bn ' ) electrical coupling to connect to the electrically controlled coil terminals (3e, 3e ') shown in Figure 10, a positioning sensor (4bk), preferably an optical sensor (4bg), which can alternatively be an optical positioning sensor ( 4bg), a capacitive positioning sensor (4bh), an inductive positioning sensor (4bi) or a "hall” positioning sensor (4bj), where said positioning sensor (4bk) is sensitized by a movable rod (4bf) , said movable rod (4bf) alternatively have an element of ferromagnetic material (4bl) coupled, such as a magnet
- Figure 5 is a front top view of said starter set (1), comprising said multipolar circuit breaker (2), said electromagnetic contactor (3), said module upper auxiliary (4a), said lower auxiliary module (4b), in addition to the indication of three cut sections AA, BB and CC.
- Figure 6 illustrates an internal section A- A of said upper auxiliary module (4a) of said set of auxiliary modules (4), seen in Figures 1 to 5, in which said multipolar circuit breaker (2) is in "off" state, comprising a base (4aa), a housing (4ab), an elastic element (4ao) extended in a state of relaxation, a movable rod (4af) which may alternatively have an element of ferromagnetic material (4al) coupled to this, like a magnet or other material with such a characteristic, and a positioning sensor (4ak), which can alternatively be an optical sensor (4ag), a capacitive sensor (4ah), an inductive sensor (4ai) or a "hall” sensor (4aj), among other components (not shown), according to a first preferred embodiment of the invention.
- a positioning sensor (4ak) which can alternatively be an optical sensor (4ag), a capacitive sensor (4ah), an inductive sensor (4ai) or a "hall” sensor (4aj), among other components (not shown), according to
- Figure 7 illustrates a cross-sectional section AA of said upper auxiliary module (4a) of said set of auxiliary modules (4), seen in Figures 1 to 5, in which the multipolar circuit breaker (2) is in state "connected", said base (4aa) comprising said housing (4ab), an elastic element (4ao) in a state of compression, said movable rod (4af) which may alternatively have an element of ferromagnetic material (4al) coupled to this , and said positioning sensor (4ak), which can alternatively be an optical sensor (4ag), a capacitive sensor (4ah), an inductive sensor (4ai) or a "hall” sensor (4aj), seen in figure 6, between other components (not shown), according to a first preferred embodiment of the invention.
- said base (4aa) comprising said housing (4ab), an elastic element (4ao) in a state of compression, said movable rod (4af) which may alternatively have an element of ferromagnetic material (4al) coupled to this , and said positioning sensor (4ak), which can alternative
- Figure 8 illustrates a cross-sectional section BB of said lower auxiliary module (4b) of said set of auxiliary modules (4), seen in Figures 1 to 5, in which said electromagnetic contactor (3) is in state "disconnected", comprising a base (4ba), an upper cover (4be), an elastic element (4bo) in a state of compression, a movable rod (4bf) which may alternatively have an element of ferromagnetic material (4bl) coupled, and a positioning sensor (4bk), which can alternatively be an optical sensor (4bg), a capacitive sensor (4bh), an inductive sensor (4bi) or a "hall” sensor (4bj), among other components (not shown), according to with a first preferred embodiment of the invention.
- Figure 9 illustrates, a cross-sectional section BB of said lower auxiliary module (4b) of said set of auxiliary modules (4), seen in Figures 1 to 5, in which said electromagnetic contactor (3) is in "connected" state, comprising said base (4ba), said top cover (4be), said elastic element (4bo) extended in a relaxed state, said movable rod (4bf), which may alternatively have an element of ferromagnetic material ( 4bl) coupled, and said positioning sensor (4bk), which can alternatively be an optical sensor (4bg), a capacitive sensor (4bh), an inductive sensor (4bi) or a "hall” sensor (4bj), as seen in Figure 8, among other components (not shown), according to a first preferred embodiment of the invention.
- said electromagnetic contactor (3) is in "connected" state, comprising said base (4ba), said top cover (4be), said elastic element (4bo) extended in a relaxed state, said movable rod (4bf), which may alternatively have an element of ferromagnetic material ( 4bl)
- Figure 10 illustrates, in a DC section, an internal part of said lower auxiliary module (4b) of said set of auxiliary modules (4) coupled to the contactor (3) comprising two elastic elements (4bn, 4bn ') flexed and tensioned against the coil terminals (3e, 3e') of said contactor (3), according to a first incorporation preferred invention.
- Figure 11 is a rear top perspective view of said set of auxiliary modules (4), comprising an upper auxiliary module (4a) and a lower auxiliary module (4b) comprising the fixing and locking elements (4am, 4an , 4bp, 4bq, 4br, 4bs, 4bt), according to a first preferred embodiment of the invention.
- Figure 12 illustrates, in an exploded schematic upper isometric perspective, the components of an auxiliary contact module (9) for contactors (3), comprising a base (9a), an intermediate support (9b), an upper cover ( 9c), an auxiliary movable head (9d), auxiliary movable contacts (9ea, 9eb, 9ec, 9ed) forming a set of auxiliary movable contacts (9e), elastic elements (9fa, 9fb, 9fc, 9fd) forming a set of elements elastic (9f), upper fixed auxiliary terminals (9ga, 9gb, 9gc, 9gd) forming a set of upper fixed auxiliary terminals (9g) and lower auxiliary terminals (9ha, 9hb, 9hc, 9hd) forming a set of lower auxiliary terminals ( 9am).
- Figure 13 is an isometric lower rear perspective view of said auxiliary contact module (9) for contactors (3), comprising fixing and locking elements
- Figure 14 illustrates, in an exploded schematic top isometric perspective, the components of an auxiliary contact module (10) for circuit breakers (2), comprising a base (10a), an upper support (10b), an auxiliary tailstock (10c), auxiliary movable contacts (10i, 10j), an elastic element (10d), fixed auxiliary terminals (10e, 10f, 10g, 10h) and fastening and locking elements (10k, 101).
- auxiliary contact module 10 for circuit breakers (2), comprising a base (10a), an upper support (10b), an auxiliary tailstock (10c), auxiliary movable contacts (10i, 10j), an elastic element (10d), fixed auxiliary terminals (10e, 10f, 10g, 10h) and fastening and locking elements (10k, 101).
- the present invention discloses a said set of auxiliary modules (4), according to the invention, which is frontally coupled to said multipolar circuit breaker (2), such as preferably a motor circuit breaker or alternatively a molded case circuit breaker , and simultaneously to said electromagnetic contactor (3), to form a set of starter
- said set of auxiliary modules (4) for the main purpose of remotely commanding and monitoring the operating state (on / off) of said set of starter switches (1) for electric motors.
- Such set of auxiliary modules (4) essentially comprises two modules (4a, 4b), electrically interconnected with each other through a cable (5), one of which, called the upper auxiliary module (4a), is associated with a multipolar circuit breaker (2) through the mechanical coupling between the recess (2a) of said circuit breaker (2), as shown in figure 2, and the fixing elements (4am, 4an) present in said upper module (4a), as shown in Figure 11, and said mechanical coupling described between the multipolar circuit breaker
- auxiliary contact module (10) for circuit breakers (2) is identical to coupling with an auxiliary contact module (10) for circuit breakers (2), as shown in Figure 14, thus allowing interchangeability between them.
- Said lower auxiliary module (4b) is associated with an electromagnetic contactor (3), through the mechanical coupling between the fixing and locking recesses (3a, 3b, 3c) of said contactor (3), according to figure 2, and the fixing and locking elements (4bp, 4bq, 4br, 4bs, 4bt) present in said lower module (4b), according to Figure 11, and said mechanical coupling described between the contactor (3) and said lower auxiliary module (4b) is identical to the coupling with an auxiliary contact module (9) for contactors (3), thus allowing interchangeability between them.
- Both the upper and lower modules (4a, 4b) have inside their enclosures, as seen in Figure 4, an optical sensor (4ag, 4bg) and a movable rod (4af, 4bf), among other components, the said movable rod (4af, 4bf) attached to the moving parts of its relevant switching device (2, 3), in this case, a multipolar circuit breaker (2) and an electromagnetic contactor (3), respectively, with the said movable rod (4af, 4bf ) is in a "first position", as shown in Figures 6 and 8 respectively, when its referred switching device (2, 3) is "off", and in a "second position", according to Figures 7 and 9 respectively, when the switching device (2, 3) is "on".
- Said movable rod (4af, 4bf) works as a barrier, sometimes present, sometimes not, between the transmitter and the receiver of the optical sensor (4ag, 4bg), in which through an electrical signal emitted from an emitter and received by a receiver, will indicate through the initial or final positioning of said movable rod (4af, 4bf) the operating status of the switching device (2, 3) to said programmable controller (7).
- Said optical sensors (4ag, 4bg) of the respective upper and lower modules (4a, 4b) can alternatively be capacitive type sensors (4ah, 4bh), inductive sensor (4ai, 4bi) or "hall" sensor (4aj, 4bj ), respectively, and the movable rods (4af, 4bf) of the upper and lower modules (4a, 4b) can alternatively contain an element of ferromagnetic material (4al, 4bl) coupled to the respective movable rods (4af, 4bf).
- Said lower auxiliary module (4b) is interconnected with said upper auxiliary module (4a) of said set of auxiliary modules (4), through said cable (5), said set of auxiliary modules (4) comprising said external connector (4ae), which in turn connects via a power and monitoring cable (6) such as a multifilament, multipolar or other cable to communicate, monitor and supply power in relation to a programmable controller (7 ), in order to send electrical signals corresponding to the operating state of the starter set (1) and simultaneously receive electrical signals from said programmable controller (7), which will be sent to the electromagnetic contactor command (3) so that there is a change in its state.
- a power and monitoring cable (6) such as a multifilament, multipolar or other cable
- the movable rod (4af) of the upper auxiliary module (4a) takes on a "second position", closer to the said optical sensor (4ag), sensitizing said optical sensor (4ag) ), which sends an electrical signal to said programmable controller (7), informing that the starter set (1) is ready to drive an electric motor (not shown), depending only on a command from said programmable controller (7) for the activation of the electromagnetic contactor (3).
- the programmable controller (7) sends a command signal to the electromagnetic contactor (3), it is "on”, establishing an electrical current path for said motor (not shown), through its main contacts (not shown).
- the movable rod (4bf) of the lower auxiliary module (4b) assumes a "second position" closest to said optical sensor (4bg), sensitizing said optical sensor (4bg) which sends an electrical signal to said programmable controller (7), informing said programmable controller (7) that the electromagnetic contactor (3) has actually executed the requested command.
- Another common type of failure can occur in the connection of said electromagnetic contactor (3), for example the occurrence of a coil burning (not shown), where said moving rod (4bf) of said lower module (4b) connected to said electromagnetic contactor (3) when energized does not move to said "second position" (on), not changing the logical state of said optical sensor (4bg) of said lower module (4b) being thus, said programmable controller (7) through a logic appropriate to the control of this type of switching device (2, 3), such as for example Boolean, "fuzzy” including artificial intelligence algorithms, among others, interpreting this return signal acting between the signals of said optical sensor (4bg) and the command of the electromagnetic contactor (3), said programmable controller (7) will indicate that an inconsistency of operation has occurred and may block the set of start switch (1), preventing new activations occur until a technician verifies the supposed malfunction.
- a second preferred embodiment of the present invention is established by means of a set of reversing starter (la), which comprises said multipolar circuit breaker (2) and said electromagnetic contactor (3), assembled with said set auxiliary modules (4) together with a second lower auxiliary module (4b '), comprising a third printed circuit board (4bd'), identical to said printed circuit (4bd) installed on another electromagnetic contactor (3 ') and connected to said lower auxiliary module (4b) by means of a cable (8) between the printed circuit boards (4bd, 4bd').
- Said second lower auxiliary module (4b ') operates identical to said lower auxiliary module (4b).
- said programmable controller (7) through logic appropriate to the control of this type of switching device (2, 3, 3 ' ), such as for example Boolean, "fuzzy" including algorithms of artificial intelligence, among others, performs an electrical interlock between said lower auxiliary module (4b) and said second lower auxiliary module (4b '), preventing the set of reversing starter (la) from enabling the concomitant actuation of the contactors (3 , 3 ').
- said programmable controller (7) will indicate that an operation inconsistency has occurred and it will be able to block the set of reversing starter (la), preventing new activations from occurring until a technician verifies the supposed malfunction.
- a third preferred embodiment of the present invention it is established by means of said set of auxiliary modules (4), coupled to said set of starting switch (1) for electric motors, alternatively using an inductive sensor (4ai, 4bi ), combined with a movable rod (4af, 4bf) and an element of ferromagnetic material (4al, 4bl) coupled to said rod, where said element of ferromagnetic material (4al, 4bl) coupled, preferably a magnet, is used to sensitize said inductive sensor (4ai, 4bi).
- a first objective of the present invention is achieved by providing a set of auxiliary modules (4) for a set of starting switch (1), comprised of a multipolar circuit breaker (2) and an electromagnetic contactor (3) upstream, among other components, and said set of auxiliary modules (4) is capable of sending communication signals to indicate the status of said multipolar circuit breaker (2) and said electromagnetic contactor (3) and also receive, via the same cable (6) ) of communication, command signals for said electromagnetic contactor (3) from a programmable controller (7).
- a second objective of the present invention is achieved by providing said set of auxiliary modules (4) for a set of starting switch (1) with a reliable indication of electrical signals related to the on or off state of the device state switchgear, be it for the purpose of interpreting a multipolar circuit breaker (2) or an electromagnetic contactor (3), through the use of an optical sensor (4ag, 4bg) installed in the switching device (2, 3), these signals being able to be emitted individually either from a multipolar circuit breaker (2) or an electromagnetic contactor (3).
- a third objective of the invention is achieved by using the same set of auxiliary modules (4) for different sizes of multipolar circuit breakers (2) and electromagnetic contactors (3) that make up the starter set (1), even for switching devices (2, 3) with different sizes, since said moving rods (4af, 4bf) can sensitize their relevant optical sensors (4ag, 4bg) to a wide dimensional range of the moving parts of their respective switching devices.
- a fourth objective of the invention is achieved by enabling the coupling of the auxiliary module set (4) to the starter set (1) to be carried out only mechanically through quick couplings (4am, 4an) and ( 4bp, 4bq, 4br, 4bs, 4bt) contained in the housings (4ab) and base (4ba) of the respective auxiliary modules upper (4a) and lower (4b), not requiring the use of tools such as a screwdriver, for example , and additional electrical connections.
- a fifth objective of the invention is achieved by using for the assembly of the starter set (1) auxiliary modules (4a, 4b) for switching devices (2, 3), such as the circuit breaker (2) and the contactor (3) having interchangeability with an auxiliary contact module (9, 10), respectively, for the assembly of said set of auxiliary modules (4), where the construction of said upper auxiliary module (4a) provides for coupling elements ( 4am, 4an) and the construction of said lower auxiliary module (4b) provides for fixing and locking elements (4bp, 4bq, 4br, 4bs, 4bt) according to Figure 11, which are coupled to the respective recesses (2a, 3a, 3b, 3c), circuit breaker (2) and contactor (3) according to Figure 2.
- Such coupling elements are identical to the coupling elements (10k, 101) of an auxiliary contact module (10) for circuit breakers (2), as well, such fastening and locking elements (4bp, 4bq, 4br, 4bs, 4bt) are identical to the fastening and locking elements (9aa, 9ab, 9ac, 9ad, 9ae) of an auxiliary contact module (9) for contactors (3), thus enabling interchangeability between modules.
- the auxiliary contact module (10) is comprised of a base (10a) and an upper support (10b) forming an insulating shell between themselves, which houses an auxiliary tailstock (10c), the said auxiliary tailstock being inside it (10c) on the one hand, the moving parts (not shown) of the said circuit breaker (2) are mechanically coupled, being supportive to the translation movement of the moving contacts (not shown), according to the operation status of the breaker (2), which it can be "turned on” or “turned off", and on the other hand it is attached to the auxiliary mobile contacts (10, 10), preferably through an elastic element (10).
- Said auxiliary contact module (10) for circuit breakers additionally has fixed auxiliary terminals (10e, 10f, 10g, 10h) mechanically attached to said base (10a), and when said circuit breaker (2) is turned on, said moving head auxiliary (10c) moves the moving parts of said circuit breaker (2) jointly, transferring the translation movement through said elastic element (10d) to the auxiliary moving contacts (10i, 10 j) until they meet said terminals fixed auxiliaries (10e, 10f, 10g, 10h) thus forming a path for the electric current to be conducted.
- the auxiliary contact module (9) for contactors (3) is comprised of a fixing base (9a), an intermediate support (9b) and an upper cover (9c), forming an insulating housing that houses an auxiliary tailstock (9d) inside, said auxiliary tailstock (9d) for one side is mechanically coupled to the movable head (3d) of said contactor (3), being solidary to its translation movement, according to the operating status of the contactor (3), which can be "on” or "off", and on the other hand it has housings to guide said set of auxiliary mobile contacts (9e) and said set of elastic elements (9f) to which it maintains said set of auxiliary mobile contacts (9e) attached to their respective housings.
- Said auxiliary contact module (9) also has said set of upper auxiliary fixed terminals (9g) and said set of lower auxiliary terminals (9h), and said set of upper auxiliary fixed terminals (9g) is mechanically attached at the top of an insulating shell (9b), when viewed in a frontal position, and said set of lower auxiliary terminals (9h) is attached to the bottom of said insulating shell (9b).
- said auxiliary tailstock (9d) moves in solidarity with said movable head (3d) of said contactor (3), carrying said auxiliary tactile contact (9e) together until it finds said sets of upper and lower fixed auxiliary terminals (9g, 9h), thus forming a path for the electric current to be conducted.
- a sixth objective of the invention is achieved by supplying the set of auxiliary modules (4) that have greater reliability in the flow of electrical signals when compared with the state of the art due to the external connector (4ae) being specifically housed in the upper auxiliary module (4a) that is associated with the circuit breaker (2), and this switching device has a more stable operating characteristic due to the reduced mechanical vibration that said circuit breaker (2) usually produces during its operation and, therefore, reduces the mechanical vibration transmitted to the external connector (4ae) of coupling when compared to an electromagnetic contactor, which has a high mechanical vibration intrinsic to the functioning of its magnetic system.
- the invention allows the implementation of a set of reversing starter (la), as a variation of the implementation of the set of auxiliary modules (4), in which the lower auxiliary module (4b) is connected, alternatively in this configuration, by means of a cable (8) to a second lower auxiliary module (4b ') installed on another electromagnetic contactor (3'), where said cable (8) can extend the control and operation signals related to the switching devices (2, 3) also to other switching devices, such as an electromagnetic contactor (3 '), for example, through the interconnection between a second printed circuit board (4bd) and a third printed circuit board (4bd').
- the present invention can provide a set of auxiliary modules (4) for a set of starting switch (1, la), comprised of a multipolar circuit breaker (2) and an electromagnetic contactor (3, 3 ') upstream , among other components, and said set of auxiliary modules (4) is capable of sending communication signals to indicate the status of the said multipolar circuit breaker (2) and said electromagnetic contactor
Landscapes
- Switch Cases, Indication, And Locking (AREA)
- Keying Circuit Devices (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/BR2018/050365 WO2020069584A1 (pt) | 2018-10-04 | 2018-10-04 | Conjunto de módulos auxiliares para conjunto de chave de partida para motores elétricos |
EP18936062.1A EP3863172A4 (en) | 2018-10-04 | 2018-10-04 | AUXILIARY MODULE ARRANGEMENT FOR AN ELECTRIC MOTOR STARTER ASSEMBLY |
BR112021006377A BR112021006377A2 (pt) | 2018-10-04 | 2018-10-04 | conjunto de módulos auxiliares para conjunto de chave de partida para motores elétricos |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/BR2018/050365 WO2020069584A1 (pt) | 2018-10-04 | 2018-10-04 | Conjunto de módulos auxiliares para conjunto de chave de partida para motores elétricos |
Publications (1)
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WO2020069584A1 true WO2020069584A1 (pt) | 2020-04-09 |
Family
ID=70054931
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/BR2018/050365 WO2020069584A1 (pt) | 2018-10-04 | 2018-10-04 | Conjunto de módulos auxiliares para conjunto de chave de partida para motores elétricos |
Country Status (3)
Country | Link |
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EP (1) | EP3863172A4 (pt) |
BR (1) | BR112021006377A2 (pt) |
WO (1) | WO2020069584A1 (pt) |
Cited By (3)
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---|---|---|---|---|
US20220102103A1 (en) * | 2020-09-30 | 2022-03-31 | Rockwell Automation Switzerland Gmbh | Modular Low Voltage Power Distribution Module |
EP3979282A1 (fr) * | 2020-09-30 | 2022-04-06 | Schneider Electric Industries SAS | Dispositif de communication pour un appareil de commutation électrique |
CN114628197A (zh) * | 2020-12-14 | 2022-06-14 | Abb瑞士股份有限公司 | 接触器模块和接触器模块装置 |
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DE102005040348B4 (de) * | 2005-08-25 | 2008-01-17 | Siemens Ag | Verbindungssystem mit einem elektromagnetischem Schaltgerät, insbesondere Schütz, und einem Stecker |
DE102007002176B4 (de) * | 2007-01-15 | 2018-07-19 | Siemens Aktiengesellschaft | Erfassungseinrichtung zum Erfassen des Schaltzustands eines elektromagnetischen Schaltgeräts |
FR3053828B1 (fr) * | 2016-07-08 | 2019-10-25 | Schneider Electric Industries Sas | Module d'interconnexion d'un disjoncteur et d'un contacteur pour un ensemble electrique |
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- 2018-10-04 EP EP18936062.1A patent/EP3863172A4/en active Pending
- 2018-10-04 BR BR112021006377A patent/BR112021006377A2/pt unknown
- 2018-10-04 WO PCT/BR2018/050365 patent/WO2020069584A1/pt unknown
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EP1517347B1 (fr) | 2003-07-29 | 2012-06-06 | Schneider Electric Industries SAS | Ensemble de départ-moteur à câblage de contrôle. |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US20220102103A1 (en) * | 2020-09-30 | 2022-03-31 | Rockwell Automation Switzerland Gmbh | Modular Low Voltage Power Distribution Module |
EP3979282A1 (fr) * | 2020-09-30 | 2022-04-06 | Schneider Electric Industries SAS | Dispositif de communication pour un appareil de commutation électrique |
US11515691B2 (en) * | 2020-09-30 | 2022-11-29 | Rockwell Automation Switzerland Gmbh | Modular low voltage power distribution module |
CN114628197A (zh) * | 2020-12-14 | 2022-06-14 | Abb瑞士股份有限公司 | 接触器模块和接触器模块装置 |
EP4012737A1 (en) * | 2020-12-14 | 2022-06-15 | Abb Schweiz Ag | Contactor module and a contactor module arrangement |
US11848167B2 (en) | 2020-12-14 | 2023-12-19 | Abb Schweiz Ag | Contactor module and a contactor module arrangement |
Also Published As
Publication number | Publication date |
---|---|
BR112021006377A2 (pt) | 2021-07-06 |
EP3863172A1 (en) | 2021-08-11 |
EP3863172A4 (en) | 2022-05-25 |
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