EP2936533A1 - Modular electrical switch device comprising at least one unipolar cut-off unit and a switch assembly comprising such devices - Google Patents
Modular electrical switch device comprising at least one unipolar cut-off unit and a switch assembly comprising such devicesInfo
- Publication number
- EP2936533A1 EP2936533A1 EP13795846.8A EP13795846A EP2936533A1 EP 2936533 A1 EP2936533 A1 EP 2936533A1 EP 13795846 A EP13795846 A EP 13795846A EP 2936533 A1 EP2936533 A1 EP 2936533A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- electrical
- switching device
- modular
- electrical switching
- pole
- 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
Links
- 238000011144 upstream manufacturing Methods 0.000 claims description 24
- 239000004020 conductor Substances 0.000 claims description 19
- 238000007373 indentation Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 13
- 230000008878 coupling Effects 0.000 description 11
- 238000010168 coupling process Methods 0.000 description 11
- 238000005859 coupling reaction Methods 0.000 description 11
- 239000007789 gas Substances 0.000 description 10
- 230000005291 magnetic effect Effects 0.000 description 8
- 230000003044 adaptive effect Effects 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 6
- 230000008033 biological extinction Effects 0.000 description 5
- 238000011161 development Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000005192 partition Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000013519 translation Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003302 ferromagnetic material Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005405 multipole Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 238000002242 deionisation method Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000010616 electrical installation Methods 0.000 description 1
- 230000005662 electromechanics Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/002—Details of electromagnetic relays particular to three-phase electromagnetic relays
-
- 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
- H01H71/08—Terminals; Connections
- H01H71/082—Connections between juxtaposed circuit breakers
-
- 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
- H01H50/44—Magnetic coils or windings
- H01H50/443—Connections to coils
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/54—Contact arrangements
- H01H50/546—Contact arrangements for contactors having bridging contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
- H01H71/0228—Mounting or assembling the different parts of the circuit breaker having provisions for interchangeable or replaceable parts
-
- 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
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0264—Mountings or coverplates for complete assembled circuit breakers, e.g. snap mounting in panel
- H01H71/0271—Mounting several complete assembled circuit breakers together
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
Definitions
- the invention relates to a modular electrical switching device comprising a breaking block associated with an actuating block.
- the cutoff unit comprises, in a first footprint of a base, at least unitary breaking units having electrical cutoff means controlled by the actuating block.
- the actuation block comprises an electromagnetic actuator for controlling the electric breaking means.
- the base of the cutoff block comprises at least a second cavity having an internal volume defined by a wall, said second cavity being positioned between an outer face of said base and the first cavity.
- the invention relates to a switching assembly comprising a first and a second modular electrical switching device according to the invention, said device placed side by side being electrically connected.
- unitary breaking units in multipole protection and / or switching devices such as circuit breaker, contactor-breaker, contactor is known.
- the unitary cutoff units can be housed in a multipolar package (US4684772).
- the multipolar devices are then modular in the sense that the same breaking block can be duplicated three times in a three-pole switching device and four times in a four-pole device.
- breaking units are gathered in a housing of a switching device, then arises especially the problem of the synchronized control of the different cutoff blocks.
- Existing more or less complex solutions describe means for controlling and actuating the breaking blocks.
- the use of complex control means may have problems of reliability over time.
- some switching devices include electronic control means.
- electronic control means generally greatly reduces the volume of the device and its consumption. It also opens the contactor to communication.
- control electronics additional problems may appear. Indeed the level and maintenance periods required by the means electronic and electromechanical means included in the same device are not the same knowing that the overall maintenance must remain easy and low cost. This is all the more true that the lifetimes of the electronic control means and the associated electromechanics can be very different depending on the application.
- the modularity of the switching device allows the user to obtain a product whose performance is actually adapted to the use it makes.
- the counterpart of this modularity is the certain complexity of realization of such a multipolar switching device.
- the complexity is real in terms of realization of the architecture and in terms of the maintenance of the switching device.
- the modularity of the multipolar switching device can also relate to the introduction and use of an electronic thermal protection device.
- the integration of a removable electronic thermal protection in the volume of the switching device is then possible at the cost of adaptation means having a certain complexity. This additional complexity can be increased when several switching devices are interconnected to control a motor including in particular an inverter mode.
- the invention therefore aims to remedy the drawbacks of the state of the art, by proposing an electronically controlled electrical switching device comprising a simplified modular architecture accepting one or more breaking blocks.
- the second footprint of the base of the breaking block of the modular electrical switching device according to the invention comprises:
- first openings opening respectively into main walls of the modular electrical switching device
- connection openings opening near the connection pads of the modular electrical switching device.
- the first and second openings allow the passage of electrical conductors connecting at least one electrical pole of a first modular electrical switching device to an electrical pole of a second modular electrical switching device placed against the first.
- the internal volume of the second impression is substantially of a shape parallelepiped and has an open face on the outer face of the modular contactor.
- the second footprint of the base of the breaking block comprises two channels arranged relative to each other substantially parallel, the internal volumes of each channel comprising:
- first openings opening respectively into the main walls of the modular electrical switching device
- the first and second openings allowing the passage of electrical conductors connecting at least one electrical pole of a first modular electrical switching device to an electrical pole of a second modular electrical switching device placed against the first.
- the second openings of the first channel open near the upstream connection pads of the modular electrical switching device and the second openings of the second channel open in the vicinity of the downstream connection pads of said modular electrical switching device.
- the switching assembly comprising a first and a second modular electrical switching device according to the invention comprises electrical conductors positioned respectively inside the second indentations of the two bases of the two modular contactors.
- an upstream connection range of a first electrical pole of the first modular electrical switching device is connected to an upstream connection range of the first electrical pole of the second modular electrical switching device.
- a downstream connection range of the first electrical pole of the first modular electrical switching device is connected to a downstream connection area of the third electrical pole of the second modular electrical switching device.
- An upstream connection area of the second electrical pole of the first modular electrical switching device is connected to an upstream connection pad of the second electrical pole of the second modular electrical switching device.
- a downstream connection area of the second electrical pole of the first modular electrical switching device is connected to a downstream connection area of the second electrical pole of the second modular device of electrical switching.
- An upstream connection range of the third electrical pole of the first modular electrical switching device is connected to the upstream connection range of the third electrical pole of the second modular electrical switching device.
- a downstream connection range of the third electrical pole of the first modular electrical switching device is connected to the downstream connection range of the first electrical pole of the second modular electrical switching device.
- the electrical conductors connecting the electrical poles of the first modular electrical switching device to the electrical poles of the second modular electrical switching device are rigid or semi-rigid.
- the electrical conductors are arranged in two groups respectively comprising three inversion bars.
- the electrical conductors of the same group are held together by a clamp.
- FIG. 1 represents a perspective view of a modular electrical switching device according to the invention
- FIG. 2 represents a perspective view of a modular electrical switching device according to FIG. 1 during assembly
- Fig. 3 shows a sectional view of a cutoff block and an actuator block according to Fig. 2 in an unassembled position
- Figure 4 shows a sectional view of a cutoff block and an actuator block according to Figure 2 in a position during assembly
- FIG. 5A represents an exploded perspective view of an actuating block of a modular electrical switching device according to FIG. 1;
- FIG. 5B shows a perspective view of an actuating block of a modular electrical switching device according to FIG. 5A;
- FIGS. 6A, 7A and 8A show sectional views of a unitary cutoff unit during the steps of a method of adjusting the contact crush stroke according to the invention
- FIGS. 6B, 7B and 8B show perspective views of a unitary cutoff unit during the steps of the method of adjusting the contact crush stroke according to the invention
- Figs. 9A and 9B show sectional views of a unitary cutoff unit respectively in an open position and a closed position
- Figures 10A and 10B show partial sectional views of a modular electrical switching device according to the invention being mounted
- FIG. 11 represents two assembled half-shells of a particular embodiment of a unitary breaking block of a breaking block according to the invention
- FIG. 12 represents the two half-shells of a breaking block according to FIG. 1 1 during assembly
- Figure 13 shows a perspective view of a base of a breaking block according to one embodiment of the invention.
- FIG. 14 represents two assembled half-shells of another particular embodiment of a unitary breaking block of a breaking block according to the invention.
- FIG. 15 represents two half-shells of a breaking block according to FIG. 14 during assembly
- Fig. 16 is a perspective view in partial section of a cutoff block according to one embodiment
- Figures 17 and 18 show perspective views of various particular embodiments of the cut-off means of a unitary breaking block
- Fig. 19 shows a wiring diagram of two switching devices placed upstream of a motor in an inverter mode
- Fig. 20 shows a wiring diagram according to Fig. 19 in a non-functional embodiment
- Figs. 21 and 22 show perspective views of two wired switching devices in an inverter mode
- Figs. 23-25 show side perspective views of two wired switching devices in an inverter mode
- Figs. 26 and 27 show perspective views of link bars used for connecting two modular switching devices in an inverter mode
- Figs. 28A and 28B show perspective views of auxiliary contact blocks in a first particular embodiment of the invention
- Figs. 29A and 29B show perspective views of auxiliary contact blocks in a second particular embodiment of the invention.
- FIGS. 30A and 30B show perspective views of an alternative embodiment of the control means of the auxiliary contact blocks according to FIGS. 29A and 29B;
- FIGS. 31A and 31B show perspective views of alternative embodiments of a mobile assembly 220 of an actuating block of a modular switching device according to the invention.
- the modular electrical switching device 1 according to the invention as shown in FIG. 1 comprises a breaking block 100 associated with an actuating block 200.
- the modular electrical switching device 1 is preferably a contactor.
- the terms contactor or switching device or modular electrical switching device will be used thereafter without distinction.
- the modular contactor 1 according to the invention comprises fast fixing means allowing the attachment of the actuating block 200 to the breaking block 100 removably.
- the actuating block 200 comprises an actuating module 230 connected to a removable electrical control module 250.
- the removable electrical control module 250 may comprise electronic control means powered by a control electronics.
- the terms removable electric control module 250 or removable electronic control module 250 will be used thereafter without distinction.
- the actuation module 230 comprises in known manner an electromagnetic type actuator more particularly comprising a fixed yoke 201 and a movable armature 202 able to move relative to the fixed yoke 201 between two positions, an open position and a closed position.
- the electromagnetic actuator also comprises an actuating coil which when traversed by a control current makes it possible to move the movable armature 202 from its open position to its closed position.
- a return spring 204 moves the movable armature 202 from its closed position to its open position. According to a particular embodiment as shown in FIGS. 3 and 4, the return spring 204 acts on the mobile armature 202 via a rotary lever 205.
- the fixed armature 201 has a U-shaped section having two outer branches and a transverse armature secured to a first end of the outer branches.
- the actuator comprises an actuating coil preferably comprising two control coils 203 electrically connected.
- the two windings respectively comprise a longitudinal axis substantially coinciding with that of the outer branches of the U-shaped magnetic yoke.
- said control coils 203 are wound on insulating carcases placed on the outer branches of the magnetic yoke 201.
- the two control coils 203 are preferably identical.
- the return spring 204 is able to move a moving element 220 from its closed position to its open position.
- the mobile assembly 220 comprises the mobile armature 202 of the actuator positioned in a tray 21 1.
- the return spring acts on a multi-function lever 215 integral with the tray 21 1.
- Said multi-function lever 205 is arranged to manage a balancing of the mobile armature 202 to allow simultaneous closing of the 3 power poles while reducing friction.
- the multi-function lever 205 also enables the auxiliary contact blocks to be driven and the front face of the modular electrical switching device 1 to be provided with a view.
- the multifunction lever 205 can be slaved in two ways. As shown in Fig. 31A, a torsion spring 206 is used to maintain it in an operating position. As shown in Fig. 31B, a compression spring is used to maintain it in an operating position.
- the actuator also preferably comprises polar plates 215 fixed to the outer branches of the U-shaped magnetic yoke. Said plates make it possible to improve the magnetic behavior of the actuator.
- the actuator may be of the monostable or bistable type.
- said actuator comprises at least one permanent magnet preferably placed between the two polar plates 215.
- the magnetic yoke 201 has an E-shaped section having two outer branches, at least one central branch, and a transverse reinforcement secured to a first end of the outer and central branches.
- the movable armature is placed opposite the second ends of the outer branches and moves in translation.
- the movable armature also comprises an E-shaped section comprising two outer branches, at least one central branch, and a transverse frame secured to a first end of the outer and central branches.
- the control coil having a longitudinal axis substantially coincides with that of the central branch of the magnetic yoke E.
- said control coil comprises a winding wound on an insulating casing placed on the central branch of the magnetic yoke.
- the actuator is positioned in a housing of the actuating module 230.
- the control coils 203 of the actuating coil comprise connection terminals 207 intended to come into contact with the adaptive connection means of the removable electrical control module 250. As represented in particular on the 5B, each control winding 203 has two connection terminals 207.
- the four connection terminals 207 of the two control coils 203 are preferably aligned.
- the four connection terminals 207 of the two control coils 203 are preferably arranged diagonally. These two arrangements of the terminals 207 make it possible in particular to adapt to different configurations of the removable electrical control module 250.
- the removable electrical control module 250 comprises electronic control means powered by a electronic control. Removable electronic control module 250 is then intended to ensure a repetitive and constant operation of the actuator for a wide range of supply voltage. Said removable electronic control module is positioned and fixed on the housing of the actuating module 230.
- connection terminals 207 of the control coils 203 are automatically interconnected with the adaptive connection means of the module.
- the adaptive connection means are integrated directly into a Printed Circuit Boar (PCB) of the removable electrical control module 250.
- PCB Printed Circuit Boar
- the connection between the two control coils 203 judiciously distributed on the two outer branches of the magnetic yoke 201 of the actuator can be in series or in parallel.
- the adaptive connection means allow a series or parallel connection of the two control coils 203 at the time of connection of the removable electrical control module 250 to the actuating module 230.
- the adaptive connection means thus allow a wider adaptation as needed for the application while maintaining an actuation coil common to all applications.
- the printed circuit board (PCB) of the removable electrical control module 250 comprises electrical tracks designed and configured to connect the terminals 207 of the control coils 203 in series.
- the printed circuit board (PCB) of the removable electrical control module 250 comprises electrical tracks designed and configured to connect the terminals 207 of the control coils 203 in parallel. The control commands as well as the power supply of the control coils 203 pass through these connection terminals 207.
- This removable electric control module 250 may comprise several variants depending on the intended application (in particular according to the network voltage). Said module is preferably mounted last on a contactor or contactor equipped with a thermal protection (choke). The final choice of the electrical control module to install allows the installer to make a delayed differentiation. This removable electrical control module 250 may also be provided with connections allowing communication, for example with a management computer of the installation, a configuration tool.
- the breaking block 100 of the contactor 1 according to the invention comprises one or more electric poles. According to the embodiment shown in Figures 1 and 2, the contactor has three electrical poles, it is called a tripolar contactor. A unitary cutoff unit 80, also commonly known as a cutoff bulb, is then associated with each electrical pole. The three unitary breaking units 80 are then synchronously controlled by the actuating block 200 acting on actuating devices 34 of the unitary clipping units 80.
- the cutoff blocks can be controlled synchronously and simultaneously. In other words, all the blocks move at the same time.
- the cutoff blocks can be controlled in a synchronized and non-simultaneous manner. In other words, all the blocks move through the action of the actuating block but there is a time shift between the movement of each block. This time lag is reproducible and controlled.
- the unitary clipping units 80 comprise a housing 31 formed of two half-shells 80A.
- the two half-shells 80A of the housing 31 are preferably made of molded plastic material. Electrical contacts are arranged inside the housing 31.
- the half-shells 80A are assembled to form a set of substantially parallelepipedal shape developing along a longitudinal reference plane XZ.
- the two half-shells 80A constituting the housing 31 are preferably of identical shape.
- the term "identical shape” means that the two half-shells, preferably made by molding, come from the same imprint. This has the industrial advantage of managing a single part variant and a single investment.
- the housing 31 then has two main faces 81 arranged parallel to the longitudinal plane XZ. Said housing further comprises two lateral faces 82, an upper face 83 and a lower face 84.
- the unitary breaking unit 80 comprises electrical breaking means 30 composed of two fixed contacts 32 respectively. connected to an electrical terminal block 500 by connection pads 45.
- the two fixed contacts 32 respectively comprise an electrical contact zone 37.
- the electrical breaking means 30 are then positioned in an internal volume of the housing 31, internal volume delimited by the two half-shells 80A.
- the electric breaking means 30 further comprise a movable contact 33 in the form of a bridge comprising an elongated body along a longitudinal axis X.
- the movable contact bridge 33 comprises two ends on which are positioned two contact zones 36 each capable of collaborating respectively with a contact zone 37 of a fixed contact 32 in a closed position of the breaking means.
- moving contact or “mobile contact bridge” will be used interchangeably in the following description.
- an elastic means 25 such as in particular a helical spring, ensures between the contact zones 36 and 37, a contact pressure sufficient to ensure the establishment and passage of the current in good conditions .
- the resilient means 25 is generally referred to as a pole spring. This contact pressure is also provided for the passage of the permanent current without excessive heating, as well as to ensure sufficient electrical durability.
- Two opening volumes 35 corresponding to the space in which a contact zone 37 of a fixed contact 32 and a contact zone 36 associated with the moving contact 33 are thus defined, are defined.
- each opening volume 35 is associated with an arc extinction chamber.
- the arc extinguishing chamber opening on the opening volume 35 is delimited by two parallel walls and placed on either side of the longitudinal geometric reference plane XZ, a rear wall remote from the opening volume. 35, a bottom wall and an upper wall.
- said chamber may comprise a stack of at least two metal plates 40 planar and perpendicular to the longitudinal geometric reference plane XZ. These metal plates, called fins, are intended for the deionization of the arc.
- the metal plates 40 are preferably made of ferromagnetic material. Said fins tend to exert on the arc a ferromagnetic attraction force. Said fins are of substantially rectangular shape and comprise a longitudinal axis and a median axis.
- said chamber is delimited by two flanges 68 made of ferromagnetic material.
- the two lateral flanges 68 are parallel and placed on either side of a median longitudinal plane XZ.
- the two lateral flanges 68 are arranged to frame one of the ends of the movable bridge 33 over its entire displacement between the open position and the closed position.
- the two side flanges 68 are spaced from each other to allow the displacement of the movable contact bridge 33.
- the inner walls of said flanges 68 comprises a layer of insulating material. The positioning of the layers of insulating material on the flanges 68 makes it possible to prevent the arc from catching on the inner walls of said flanges 68. These layers are preferably made of gas-generating material.
- the extinguishing chamber is also delimited by a rear wall 72 placed perpendicular to the XZ plane. Said posterior wall is remote from the opening volume 35 to be positioned opposite an opening volume of the contact zones 36, 37.
- the rear wall 72 connects the two lateral flanges 68 so as to form a metal assembly substantially U-shaped.
- the rear wall 72 connects the two flanges on part of their height.
- the two lateral flanges 68 extend in a direction parallel to the median longitudinal plane XZ so as to completely enclose the contact zone 36 of the movable contact bridge 33.
- each arc extinguishing chamber 24 may comprise a metal upper baffle 69. As shown in FIG. 18, said baffle electrically connects a fixed contact 32 to a rear wall 72 to form an upper part of the metal wall. of said extinction chamber.
- the movable contact bridge 33 comprises arc horns 39 at each of the two ends. Said arc horns extend beyond the contact zones towards the rear walls 72 of the arc extinguishing chambers.
- the arc horns 39 are inclined with respect to the longitudinal axis X of the movable contact bridge 33.
- the casing 31 of the unitary cutoff unit 80 is intended to be positioned in a base 1 10 of the cutoff block 100 of the contactor 1.
- the base 1 10 has an inner face having a first recess 120 in which unitary clipping units 80 are positioned.
- the lower face 84 of the housing 31 then comes to be positioned in facing relation with the first recess 120 of the base 1. 10.
- the main faces 81 are contiguous to partitions 1 1 1 of the base 1 10.
- the partition walls 1 1 1 positioned on the outer edges of the base 1 10 thus form walls of the modular electrical switching device 1.
- the base 1 10 comprises a first recess 120 having at least three compartments intended to collaborate respectively with a unitary cutoff unit 80.
- Each unitary cutoff unit 80 cooperates with the base 1 10 to produce at least one exhaust gas channel. cut-off allowing a noise-free cut or ionized gas outside the base.
- the two half-shells according to the invention are intended to collaborate with a compartment of the first cavity 120 of a base 1 10 d a modular electrical switching device 1 for delimiting two channels for evacuating the cutoff gases.
- Each discharge channel is then connected to an internal volume of the housing 31 through an opening 86 made in a half-shell 80A.
- the half-shells respectively comprise a rib 85 intended to collaborate with a compartment of the first cavity 120 of a base 1 10 of a modular electrical switching device 1 in order to delimit the discharge gas channels cutoff.
- the ribs 85 of the two assembled half-shells 80A form, at a contact plane, a lower rib 805 on the lower face 84 of the casing 31.
- the lower rib 805 develops in a direction parallel to the longitudinal plane XZ.
- Said rib is intended to collaborate with the first cavity 120 of a base 1 10 of a modular electrical switching device 1 in order to delimit two discharge gas discharge channels, each channel being connected to an internal volume of the housing by an opening 86 made in a half-shell 80A.
- the housing 31 of the unitary cutoff unit 80 is intended to be positioned in a base 1 10 of a modular electrical switching device 1.
- the lower face 84 of the housing 31 then comes to position vis-à-vis a first cavity 120 of the base 1 10. More particularly, the lower rib 805 has on the lower face 84 of the housing 31 defines with the imprint 120 two channels for evacuation of the cutoff gases. Each channel is connected to an internal volume of the housing by an opening 86 made in a half-shell 80A. In a particular embodiment, the openings 86 preferably pass through the lower face 84 of the casing 31. More specifically, each half-shell 80A respectively comprises an opening 86 opening. In order to effectively reduce the external manifestations of the cutoff gases, a filter block pierced with holes is placed in each discharge channel. As an exemplary embodiment, a grid 87 is placed at each of the through openings 86 of the housing 31.
- each compartment of the first cavity 120 of the base 1 10 comprises a hollow rib 121.
- the lower rib 805 protruding from the housing 31 is then arranged to be placed in the hollow portion of the first cavity 120 of the base 1 10 at the time of positioning of the cutoff unit 80 in the modular electrical switching device 1 to delimit two channels separate evacuation.
- the lower rib 805 comprises sections of concave and / or convex shape.
- the lower face 84 of the unitary cleavage units 80 has a shape for modulating the section of the gas evacuation channel along this channel so as to alternate zones of relaxation and compression.
- Each compartment of the first cavity 120 is hollow so that the channels for evacuating the cutoff gases comprise walls formed by a portion lower face 84 of a unitary cutoff unit 80 and a part of the base 1 10 of the modular electrical switching device.
- Each compartment of the first recess 120 has on one face intended to be placed opposite the lower face 84 of the housing 31 of the unitary cutoff unit 80. Said face comprises a hollow zone 121 in which the lower rib 805 projecting said housing is intended to be placed to delimit two separate discharge channels.
- each compartment of the first cavity 120 of the base 1 10 has a wall in which two holes 122 of the gas evacuation are arranged.
- each hole 122 is connected to one of the evacuation channels.
- the two half-shells respectively comprise a rib 85 on their main face 81.
- the ribs 85 are preferably recessed with respect to the main faces 81.
- the housing 31 comprises two ribs 85 developing in a direction parallel to the longitudinal plane XZ. Said ribs are intended to collaborate with a first imprint 120 of a base 1 10 of a modular electrical switching device 1.
- Each channel is connected to an internal volume of the housing by an opening 86 made in a half-shell 80A.
- the openings 86 preferably pass through the lower face 84 of the casing 31.
- each half-shell 80A respectively comprises an opening 86 opening.
- the base 1 10 further comprises an outer face intended to collaborate with a frame or DIN rail type of fixing rail.
- the outer face comprises a second cavity 130 having an internal volume delimited by a wall. Said second cavity 130 is thus positioned between the outer face of said base 1 10 and the first cavity 120 intended for the positioning of a cutoff block 80.
- the second cavity 130 comprises first openings opening respectively in main walls of the modular contactor 1 and second connection openings 132 opening near the connection pads 45 of the modular contactor 1.
- the first openings of the second cavity 130 are preferably made in a breakable wall of the base 1 10.
- the breakable portion is removed or not. is not removed.
- the breakable parts have not been removed.
- the breakable parts of the bases 1 10 have been removed on the two main faces of the switching device in order to leave a passage for electrical conductors 301.
- the first and second openings allow the passage of electrical conductors 301 connecting at least one electrical pole of a first modular switch 1 to an electrical pole of a second modular switch 2 placed against the first.
- the internal volume of the second cavity 130 is substantially of parallelepipedal shape and has an open face on the external face of the modular contactor 1, 2.
- the second imprint 130 comprises at least one channel having an edge including at least one connection opening 132 opening at a connection pad 45 of a unitary cutoff block 80.
- Said at least one channel extends in a direction substantially perpendicular to the longitudinal plane XZ and completely through the base 1 10 to open on either side of said base.
- said at least one channel comprises a substantially parallelepipedal volume having two substantially parallel edges.
- the second cavity 130 comprises two substantially identical channels and arranged parallel to one another.
- the channels have a parallelepipedic shape respectively.
- the internal volumes of each channel then comprise first openings opening respectively into the main walls of the modular contactor 1, 2 and the second connection openings 132 opening near the connection areas 45 of the modular contactor 1, 2.
- the two channels are separated by a partition. Said partition is intended to separate the upstream from the downstream. Said partition may be intended to collaborate with a DIN rail type of fixing rail.
- the second cavity 130 comprises two channels, only one of the two edges of each channel comprises the connection openings 132.
- the second connection openings 132 of a first channel open in the vicinity of the upstream connection areas of the modular contactor 1. 2 and the second connection openings 132 of a second channel 130 open near the upstream connection areas of the modular contactor 1, 2.
- connection openings 132 are arranged in the two parallel edges of the channel, each edge respectively comprising the connection openings capable of being traversed by one of the reversal bars of the inversion bar set.
- the second imprint 130 comprises two slots respectively cut in the side faces of the base 1 10. These slots open respectively at the level of the connection pads 45 of the unitary cutoff units 80. Each slot is intended receive a complete set of inversion bar 300 having one or more inverting bars 301.
- the modular electrical switching device 1 may further comprise one or more fault detection devices including thermal.
- the detection devices are connected to the actuator block 200 to control the opening of the electrical contacts via the actuator.
- the modular electrical switching device 1 comprises a removable thermal protection module 400.
- a removable thermal protection module 400 comprises a housing in which one or more annular-shaped current sensors are positioned. Said sensors are intended to be positioned around the connection pads 45 of the unitary breaking units 85 of the breaking block 100.
- the current sensors may be of the Rowgoski type.
- the removable thermal protection module 400 is adapted to a three-pole modular contactor and thus comprises three openings 401 allowing its positioning by interlocking on the connection pads 45 of the three cutoff blocks Unipolar 85.
- the removable thermal protection module 400 has the distinction of being integrated in the modular switch 1 so as to be interposed between the breaking block 100 and the terminal blocks 500.
- the removable thermal protection module 400 has the particularity of not having own power supply means.
- the removable thermal protection module 400 comprises communication and power supply means 402 intended to automatically connect with the removable electrical control module 250 of the actuating block 200. These means of connection Communication and power supply 402 are able both to supply the removable thermal protection module 400 and to transmit the measurements made by the current sensors.
- the positioning of the removable electrical control module 250 on the housing of the actuating block 200 allows the connection and the automatic power supply between the current sensors of the removable thermal protection module 400 and the removable electrical control module 250.
- the quick fixing means of the actuating block 200 with cut-off block 100 comprise a first part integral with the movable armature 202 of the actuating block 200 and a second part integral with the cutoff block 100.
- the quick fastening means comprise at least one coupling hook 214 for fixing and holding the breaking block 100 to the actuating block 200.
- Said coupling hitch 214 is integral with the mobile armature 202 of the electromagnetic actuator and is able to collaborate with an actuating device 34 of the movable contact 33 of the breaking block 100 to transmit the movement of the mobile armature 202. at the mobile contact 33.
- the coupling hook 214 is intended both to fix the actuating block 200 with the cutoff block 100 and to transmit the movement of the mobile armature 202 of the electromagnetic actuator to the movable contact bridge 33 of a unitary breaking block 80 of the breaking block 100.
- the actuating device 34 of the movable contact 33 comprises a movable contact holder 38 integral with the movable contact 33. Said movable contact holder 38 is connected to a fastening head 51. According to one embodiment of the invention, the movable contact 33 is preferably slidably mounted on the movable contact carrier 38.
- the movable contact holder 38 is an integral part of the unitary breaking unit 80 and does not form part of the moving part of the electromagnetic actuator of the actuating block 200.
- Each unitary cut-off unit then comprises respectively a door movable contact 38 secured to the movable contact 33.
- the breaking block 100 of the modular contactor 1 according to the invention comprises three unitary breaking units 80 having respectively a movable contact holder 38. Each unitary breaking block has then an operation autonomous compared to other unit blocks.
- the coupling hook 214 comprises an inner surface having a first and a second edge respectively comprising bearing surfaces capable of transmitting the movements of the mobile armature 202 to the moving contact from a closed position towards an open position and vice versa.
- the coupling hook 214 preferably has a C-shaped profile having two substantially parallel edges.
- a first edge of the coupling hook 214 comprises a slot which is intended to receive the attachment head 51 integral with the contact holder 38.
- the first edge comprises a bearing surface intended to transmit the movement of the mobile armature 202 to the movable contact holder 38 of the movable contact 33 in a first direction of movement, in particular from the closed position of the movable armature 202 towards its open position.
- a second edge comprises a bearing surface intended to transmit the movement of the mobile armature 202 to the movable contact holder 38 of the movable contact 33 in a second direction of movement, in particular from the open position of the movable armature 202 towards its position closed.
- the fastening means 210 comprise a tray 21 1 intended to be fixed to the movable armature 202.
- the tray 21 1 comprises a countersink on a first face. Part of the mobile armature 202 is intended to be positioned by recess in said counterbore.
- the fastening means 210 comprise retaining keys 212 removable through the walls of the countersink and a portion of the movable armature 202.
- the shape of the countersink of the tray 21 1 is substantially rectangular to receive the transverse reinforcement solidarisant the external branches of the U-shaped mobile armature of the mobile armature 202.
- Said transverse armature comprises through holes allowing the passage of removable retaining keys 212 during attachment of the mobile armature 202 with the tray 21 1.
- the tray 21 1 comprises three coupling hooks 214 intended respectively to collaborate with a latching head 51 of a movable contact holder 38 integral movable contact 33 of a unitary cutoff unit 80.
- three unitary cutoff units 80 are then controlled synchronously by the actuating block 200 acting on the unitary breaking units.
- the blocks Cutoff units 80 can be controlled synchronously and simultaneously or in a synchronized and non-simultaneous manner.
- Each unit block 80 is connected to the actuating block 200 and is controlled at the opening of the contacts 32, 33 by moving in translation the movable contact bridge 33 in a direction perpendicular to the longitudinal axis X.
- the movable bridge contact 33 moves between an open position and a closed position of the electrical contacts.
- the coordination at the opening of the different unitary breaking units 80 is carried out directly by the actuating block 200 and not by additional means such as in particular by connecting control axes unit blocks of cutoff.
- each unitary block of cutoff 80 can be directly removed from the base 1 10 of the fixing block 100. This withdrawal can be realized independently of that of the other unitary cutoff units 80.
- the modular contactor 1 according to the invention then comprises rapid fixing means 210 allowing the attachment of the actuating block 200 to the cutoff block 100 removably.
- the towing hook 214 comprises means of catching play capable of eliminating the clearances necessary for mounting the actuating block 200 on the break block 100. These means of catching games thus guarantee the respect for a reduced quotation chain.
- the game-catching means comprise an elastic blade 213 substantially positioned parallel to the second edge of the coupling hook 214.
- Said elastic blade 213 behaves like a blade damper by deforming along the Z direction as soon as it enters into position. contact with the attachment head 51 connected to a movable contact holder 38 secured to a movable contact 33.
- the clearance is made in such a way that it avoids relative movements of the different parts during the electrical or mechanical maneuvers of the modular contactor.
- the game-catching means thus make it possible to reach high levels of mechanical durability.
- a single elastic play catch blade could be used and then be common to the three unit blocks of cut.
- the elastic blade 213 is positioned in a housing of the tray 21 1.
- the elastic blade 213 is preferably metal and is made by folding. Said blade has locating lugs intended to be placed inside the tray 21 1 in order to limit any displacement of said blade.
- the elastic blade 213 has a dual function. It allows on the one hand a recovery of the clearance between tray 21 1 and attachment head 51 and on the other hand a recovery of clearance between tray 21 1 and the movable armature 202 of the electromagnetic actuator.
- the wave shape of the elastic blade 213 has the effect of locating fastening head 51 in the axis of the moving assembly 220 and to allow a snap-in sensation or hard point to the installer validating the proper assembly of the two parts one on the other.
- each movable bridge 33 of a unitary cutoff unit 80 comprises a hooking head 51 intended to be connected to a hook of FIG. coupling 214 of a tray 21 1 of a mobile armature 202 of the electromagnetic actuator.
- the attachment head 51 has support surfaces intended to collaborate with the bearing surfaces of the two edges of the coupling hook 214 in a C-shape.
- the attachment head is positioned between the two edges of the coupling hook 214.
- the attachment head 51 is connected to the movable contact holder 38 via a transmission axis 52. The transmission axis 52 then comes to be positioned inside the the slot of the first edge of the tow hook 214.
- the position of the attachment head 51 is adjustable in the direction of movement of the movable contact bridge 33, in other words in a direction perpendicular to the longitudinal axis X. This setting allows to optimize the contact crushing stroke between the electrical contact zones 37 of the two fixed contacts 32 and the contact zones 36 of the movable contact bridge 33.
- the movable contact bridge 33 of each unitary breaking block 80 moves between an open position and a closed position of the electrical contacts. The purpose is to ensure that for a given displacement stroke, the electrical contacts are in the closed position.
- the displacement stroke is fixed by the electromagnetic actuator of the actuating block 200.
- the distance separating the movable contact bridge 33 from the fixed contacts 32 in the open position contacts may vary from one unitary block 80 to the other.
- the final positions of the movable contact bridges 33 may be different.
- a movable breaking bridge 33 of a unitary cutoff unit 80 may not be totally in a closed position while the other movable bridges 33 of the other unitary clipping units are already in a closed position. closing position.
- An adjustment of the crushing stroke of the contacts consists in ensuring the holding of a mechanical dimension between the attachment head 51 and the housing 31 of the unitary cut-off unit 80 in the closed position of the contacts.
- the adjustment of the crush stroke of the contacts consists in guaranteeing the holding of a dimension between the bearing surfaces of the fastening head 51 and a reference surface of the casing 31 of the unitary clipping unit 80. This dimension will be reproduced for all the unitary breaking blocks of the same modular contactor 1 according to the invention.
- the adjustment of the crushing stroke is achieved thanks to the transmission axis 52 connecting the attachment head 51 to the movable contact holder 38.
- said transmission axis 52 is of variable length.
- the transmission axis 52 has a first end attached to the attachment head 51 and a second end having a thread. The threading is intended to collaborate with a tapping made in the movable contact holder 38 secured to the movable contact bridge 33.
- the attachment head 51 comprises a fingerprint intended to collaborate with an adjustment tool (not shown).
- the adjustment tool is intended to be handled by a user wishing to adjust the length of the transmission axis 52.
- the attachment head may comprise for example a CHc type profile.
- the attachment head may comprise for example a profile of hexagonal shape.
- the method for adjusting the crushing stroke of the electrical contacts of a block Cutting unit 80 consists in placing the movable contact holder 38 in a closed position of the electrical contacts 32, 33.
- the crushing stroke of the contacts can also be called the wear guard.
- This operation is generally performed manually before mounting the box 31 of the unitary cut-off block 80 on the base 1 1 1 of the cut-off block 1 10.
- the next step consists in positioning an adjusting jig 600 between the outer surface of the box 31 and a bearing surface of the attachment head 51. If the distance between the housing and the attachment head 51 is less than the thickness of the adjustment jig 600 and does not allow the positioning of said jig, the transmission axis 52 is then lengthened, in particular by unscrewing it with respect to housing 31.
- the transmission axis 52 is then shortened, in particular by screwing it relative to the housing 31. Since the length of the transmission axis 52 is adjusted, the adjustment jig 600 can be removed.
- the first step consists in maximizing the length of the transmission axis 52, in particular by unscrewing it as much as possible.
- the second step as shown in FIGS. 7A and 7B, consists in positioning the adjustment jig 600 between a bearing surface of the fastening head 51 and a reference surface of the casing 31 of the unitary clipping unit 80.
- the movable contact holder 38 is then brought into a closed position of the electrical contacts 32, 33 by screwing the transmission axis 52.
- the attachment head 51 ends by rest on the adjusting jig 600 and the movable contact holder 38 is the closed position.
- the adjustment jig 600 is removed and the movable contact holder 38 is positioned in an open position of the contacts 32, 33.
- each unitary cutoff unit 80 also makes it possible to create a time shift or a synchronization in the opening of the movable contacts 33 of the unitary blocks. 80 of the same modular switching device according to the invention.
- This time shift in the opening of the electrical poles of a modular switching device makes it possible in particular to reduce the wear of the contacts when opening a three-phase product, by deliberately advancing the opening of a pole with respect to the two other. Indeed, in three-phase cut you always have an electrical pole that cuts before and the other two. The other two poles then cut a network that became single-phase after the first cut. The offset ensures the three-phase cut always on the same pole that can then be synchronized with respect to zero current. The opening of the other two poles is shifted so as to minimize the arc duration on these two poles.
- This time shift in the opening of the electrical poles of a modular switching device also makes it possible to guarantee, for certain four-phase applications, an advance or a delay of the opening of the neutral with respect to the phases.
- this operation can be performed simultaneously for all the unitary clipping units 80 positioned in a unitary base, bipolar, three-pole or four-pole. A template associated with the number of poles present is then used.
- a time shift of the opening of one or more poles can easily be achieved by a template incorporating the shift of the pole to undergo the advance or the delay of closure.
- the assembly and / or disassembly of the cutoff block 100 with actuating block 200 can be easily achieved which facilitates for example maintenance operations including the cutoff block.
- the positioning references of the actuating block 200 with respect to the predetermined cutoff unit blocks of the cut-off block 100 make it possible to guarantee a very low tolerance of the contact wear guard, even if the blocks are changed. units during the maintenance intervention.
- the wear guard of the contacts is also called contact crush. This then has the effect of ensuring a low tolerance on electrical endurance despite the manufacturing tolerances of any industrial product, and simultaneously to allow a gain of contact material (silver-based) and a lower consumption of the actuator.
- the modular contactor 1 comprises connection terminal blocks 500 intended to be connected to the connection terminals 45 of the breaking block.
- the electrical switching device 1 comprises additional blocks of removable auxiliary contacts 700. These blocks have the particularity of being removable.
- the removable auxiliary contact blocks 700 comprise a mobile contact support SCM which is controlled at the opening or by the operating axis 216 of the moving assembly 220 through the tray 21 1 moving in a translation movement or by the multifunction lever 205 moving in a rotational movement.
- the removable auxiliary contact blocks 700 are controlled by a translational movement of the moving element 202 to indicate the open or closed state NO / NC of the electrical switching device. 1.
- Said additive block is mounted vertically with respect to the installation position.
- the removable auxiliary contact blocks 700 are controlled by a rotational movement of the multi-function lever 205.
- the additive blocks are mounted frontally with respect to the installation position. .
- the multi-function lever 205 may offer the possibility, via a particular flag-like shape, of indicating the opening state of the electrical switching device 1.
- This mechanical visualization of the position of the electrical switching device 1 can be achieved thanks to an angular displacement of the lever 205 comprising a flag 208.
- the invention relates to a switching assembly 1000 having two modular contactors 1, 2 as defined above.
- Said modular contactors 1, 2 of the switching assembly 1000 are placed side by side so as to be contiguous with one of their main faces.
- the two modular contactors 1, 2 are electrically connected.
- the switching assembly 1000 comprises electrical conductors 301 respectively positioned inside the second cavities 130 of the two bases 1 10 of the two modular contactors 1, 2.
- the electrical conductors 301 connecting the electrical poles of the first modular contactor 1 to the electric poles of the second modular switch 2 comprise rigid or semi-rigid conductors 301.
- the internal volume of the second cavity 130 is intended to receive sets of inversion bars 300 capable of connecting two modular contactors 1, 2 according to an inverter mode as shown in FIGS. 21 and 22.
- the two contactors 1, 2 connected together by the inversion busbar 300 are contactors tripolar type.
- the busbar 300 then comprises six inverting bars 301 respectively connecting two connection pads 45 of two contactors.
- the electrical conductors 301 of the switching assembly 1000 are arranged in two groups 300 respectively comprising three inversion bars 301.
- the electrical conductors 301 of the same group 300 are held together by a clamp 302.
- connection opening 132 of a second cavity 130 opening at a connection pad 45 of a unitary cut-off block 80 is then traversed by one of the inversion bars 301 of the inversion bar set 300.
- each connection opening 132 allows the passage and the positioning of an inversion bar next to a connection pad 45 so as to that the electrical contact between the beach and the bar can take place.
- the introduction of the reversal bars 301 of the reversing bar set 300 is done by the external face of the base 1 10. After having slipped the the ends of the inverting bars 301 in the connection openings 132, the busbar 300 is slightly rotated to position itself inside the second recess 130.
- the introduction of the reversal bar 301 of the inversion bar set 300 is done directly by the side face of the base 1 10.
- the inversion busbar 300 is positioned in the slot of the second impression 130 by sliding it into the latter.
- the ends of the inverting bars 301 are then directly attached to the connection pads 45.
- an upstream connection pad 45 of the first electrical pole of the first modular switch 1 is connected to an upstream connection pad 45 of the first electrical pole of the second modular switch 2.
- a connection pad downstream 45 of the first electrical pole of the first modular contactor 1 is connected a downstream connection pad 45 of the third electrical pole of the second modular switch 2.
- An upstream connection pad 45 of the second electrical pole of the first modular switch 1 is connected to a connection pad upstream 45 of the second electrical pole of the second contactor Modular 2.
- a downstream connection area 45 of the second electrical pole of the first modular contactor 1 is connected to a downstream connection area 45 of the second electrical pole of the second modular contactor 2.
- An upstream connection area 45 of the third electrical pole of the first modular contactor 1 is connected the upstream connection area 45 of the third electrical pole of the second modular contactor 2.
- a downstream connection area 45 of the third electrical pole of the first modular contactor 1 is connected to the downstream connection area 45 of the first electrical pole of the second modular contactor 2.
- this mode can be applied to four-pole contactors (not shown) for reversing electric power sources.
- the two busbars 300 are placed inside the contactors.
- This innovative configuration makes it possible not to increase the total volume of the electrical installation. This presents a significant advantage over the solutions of the state of the art where the installation of the busbars outside (Figure 19) causes problems when wiring the contactors in the control cabinets. Indeed, the place inside these electrical cabinets is always limited.
- this configuration of the inverter busbars inside the modular contactors 1, 2 according to the invention also makes it possible to integrate a removable measuring and thermal protection module 400 with one of the two modular contactors 1, 2 as shown in Figures 21 and 22.
- one of the modular contactors 2 of the switching assembly 1000 does not comprise a removable thermal protection module 400.
- Said modular contactor 2 comprises an actuating block 200 associated with a break block 100 not equipped with a removable thermal protection module 400.
- the invention is particularly intended for multipole switchgear devices of the electronically controlled contactor or choke type.
- the simplified modular structure architecture of these devices makes it possible to accept one or more cutoff blocks, as well as removable thermal protection in the volume of the device. This architecture allows easy and differentiated maintenance of the various modular elements, whether electrical, electronic or electromechanical.
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1262263A FR2999780A1 (en) | 2012-12-18 | 2012-12-18 | MODULAR ELECTRICAL SWITCHING DEVICE COMPRISING AT LEAST ONE UNIPOLAR CUT BLOCK AND SWITCHING ARRANGEMENT HAVING SUCH DEVICES. |
PCT/FR2013/052664 WO2014096584A1 (en) | 2012-12-18 | 2013-11-07 | Modular electrical switch device comprising at least one unipolar cut-off unit and a switch assembly comprising such devices |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2936533A1 true EP2936533A1 (en) | 2015-10-28 |
EP2936533B1 EP2936533B1 (en) | 2016-12-28 |
Family
ID=48128464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP13795846.8A Active EP2936533B1 (en) | 2012-12-18 | 2013-11-07 | Modular electrical switch device comprising at least one unipolar cut-off unit and a switch assembly comprising such devices |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP2936533B1 (en) |
JP (1) | JP6316841B2 (en) |
CN (1) | CN104995711B (en) |
FR (1) | FR2999780A1 (en) |
WO (1) | WO2014096584A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102016225879A1 (en) * | 2016-12-21 | 2018-06-21 | Siemens Aktiengesellschaft | Universal current-sensitive summation current transformer, electromechanical protective switching device and manufacturing process |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4684772A (en) | 1985-04-09 | 1987-08-04 | Square D Company | Mounting apparatus for arc quenching plates for electric contacts |
DE4240865C2 (en) * | 1992-12-04 | 1995-08-31 | Licentia Gmbh | Arrangement for marking the location identifiers of auxiliary switch modules on switching devices |
DE69300185T2 (en) * | 1993-09-27 | 1996-02-01 | Hager Electro | Arc chamber delimiting part. |
US6476697B2 (en) * | 2000-01-18 | 2002-11-05 | Kilovac Corporation | Modular multi-phase contactor |
CN1213519C (en) * | 2000-12-20 | 2005-08-03 | 施耐德电器工业公司 | Device for electric connection of two electric apparatuses and electric apparatus adapted for said device |
TWI267243B (en) * | 2002-12-11 | 2006-11-21 | Fuji Electric Co Ltd | Terminal connector of electrical device |
FR2873502B1 (en) * | 2004-07-21 | 2006-11-10 | Legrand Sa | MULTIPOLAR COMB OF HORIZONTAL DISTRIBUTION OF POLYPHASE ELECTRICAL ENERGY AND ASSEMBLY COMPRISING THE SAME |
DE502005010457D1 (en) * | 2005-06-20 | 2010-12-09 | Siemens Ag | MODULAR SWITCH |
DE102005050318B3 (en) * | 2005-10-20 | 2007-03-15 | Siemens Ag | Converter unit used in a device for measuring an electrical differential current comprises a base surface, a clamp holder, a summation current converter and a primary conductor guide with primary conductors |
CN101840816A (en) * | 2009-03-16 | 2010-09-22 | 张大庆 | Modular electromagnetic contactor |
-
2012
- 2012-12-18 FR FR1262263A patent/FR2999780A1/en not_active Withdrawn
-
2013
- 2013-11-07 JP JP2015548699A patent/JP6316841B2/en active Active
- 2013-11-07 WO PCT/FR2013/052664 patent/WO2014096584A1/en active Application Filing
- 2013-11-07 EP EP13795846.8A patent/EP2936533B1/en active Active
- 2013-11-07 CN CN201380066456.1A patent/CN104995711B/en active Active
Non-Patent Citations (1)
Title |
---|
See references of WO2014096584A1 * |
Also Published As
Publication number | Publication date |
---|---|
FR2999780A1 (en) | 2014-06-20 |
EP2936533B1 (en) | 2016-12-28 |
CN104995711A (en) | 2015-10-21 |
CN104995711B (en) | 2018-06-01 |
WO2014096584A1 (en) | 2014-06-26 |
JP6316841B2 (en) | 2018-04-25 |
JP2016503222A (en) | 2016-02-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2936535B1 (en) | Modular electrical switch device comprising at least one unipolar cut-off unit and a switch assembly comprising such devices | |
EP2936534B1 (en) | Modular electrical switch device comprising at least one unipolar cut-off unit and a switch assembly comprising such devices | |
EP0320412B1 (en) | High caliber multipole breaker made of two attached mould cases | |
EP2936526B1 (en) | Method for adjusting the compression course of electrical contacts in a cut-off block, block for implementing this method, and switching device comprising such a block | |
EP1376638B1 (en) | Electromagnetic protection and control assembly | |
EP2936536B1 (en) | Modular electrical switching device comprising at least one single-pole cutoff unit and switching assembly comprising such devices | |
EP2779190A1 (en) | Individual switching block and switching device comprising at least one such block | |
EP0514295B1 (en) | Mechanical and electric assembly device for miniature moulded cases | |
EP1583127A1 (en) | Switching arrangement, relay, socket and electrical apparatuses containing such an arrangement | |
EP2936533B1 (en) | Modular electrical switch device comprising at least one unipolar cut-off unit and a switch assembly comprising such devices | |
FR2999790B1 (en) | UNIPOLAR CUT-OFF BLOCK AND CUTTING DEVICE COMPRISING SUCH A BLOCK | |
FR2949017A3 (en) | Electromagnetic contactor, has circuit board horizontally arranged on fixed part of magnetic path, and movable part penetrated through opening of circuit board and sliding in magnetic field generating coil | |
WO2010040906A1 (en) | Electric connection device and sliding assembly, in particular for a differential protection unit | |
EP3179582B1 (en) | Electrical panel comprising a communication interface | |
EP1564773B1 (en) | Multi-pole circuit breaker with single pole switching units | |
FR2711449A1 (en) | Differential protection block with cable routing. | |
EP1376637B1 (en) | Electromagnetic protection and control assembly | |
EP2936529A1 (en) | Unitary cut-off block and cut-off device, in particular contact switch comprising at least one such block | |
EP1357638A1 (en) | Derivation terminal for electrical modular apparatus | |
EP1006549A1 (en) | Electromechanical switching apparatus | |
EP2743956B1 (en) | Electric current breaking apparatus, in particular a coupling breaker | |
FR2535521A1 (en) | CIRCUIT BREAKER WITH NEUTRAL DISCONNECTION | |
FR2914109A1 (en) | ELECTROMAGNETIC DEVICE WITH DISPLACABLE TERMINALS |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20150521 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAX | Request for extension of the european patent (deleted) | ||
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
INTG | Intention to grant announced |
Effective date: 20160729 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: REF Ref document number: 857936 Country of ref document: AT Kind code of ref document: T Effective date: 20170115 |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Free format text: LANGUAGE OF EP DOCUMENT: FRENCH |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R096 Ref document number: 602013015989 Country of ref document: DE |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LV Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 |
|
REG | Reference to a national code |
Ref country code: LT Ref legal event code: MG4D |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20170329 Ref country code: SE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 Ref country code: NO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20170328 |
|
REG | Reference to a national code |
Ref country code: NL Ref legal event code: MP Effective date: 20161228 |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: MK05 Ref document number: 857936 Country of ref document: AT Kind code of ref document: T Effective date: 20161228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 Ref country code: RS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 Ref country code: HR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: NL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: EE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 Ref country code: CZ Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 Ref country code: IS Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20170428 Ref country code: RO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 Ref country code: SK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SM Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 Ref country code: PL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 Ref country code: AT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 Ref country code: BG Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20170328 Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 Ref country code: IT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20170428 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 602013015989 Country of ref document: DE |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 5 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 |
|
26N | No opposition filed |
Effective date: 20170929 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R119 Ref document number: 602013015989 Country of ref document: DE |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MC Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20171130 Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20171130 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20171107 |
|
REG | Reference to a national code |
Ref country code: BE Ref legal event code: MM Effective date: 20171130 |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: MM4A |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20180602 Ref country code: IE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20171107 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20171130 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: HU Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO Effective date: 20131107 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CY Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: AL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20161228 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20231121 Year of fee payment: 11 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: TR Payment date: 20231024 Year of fee payment: 11 Ref country code: FR Payment date: 20231123 Year of fee payment: 11 |