EP2897154B1 - Überspannungsableiter und selbstschützende elektrische Anordnung, die einen solchen Überspannungsableiter und einen Schutzschalter umfasst - Google Patents

Überspannungsableiter und selbstschützende elektrische Anordnung, die einen solchen Überspannungsableiter und einen Schutzschalter umfasst Download PDF

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Publication number
EP2897154B1
EP2897154B1 EP15305044.8A EP15305044A EP2897154B1 EP 2897154 B1 EP2897154 B1 EP 2897154B1 EP 15305044 A EP15305044 A EP 15305044A EP 2897154 B1 EP2897154 B1 EP 2897154B1
Authority
EP
European Patent Office
Prior art keywords
circuit breaker
mechanical safety
safety element
shaft
protective equipment
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.)
Active
Application number
EP15305044.8A
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English (en)
French (fr)
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EP2897154A1 (de
Inventor
Gaétan Rasse
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Legrand SNC
Legrand France SA
Original Assignee
Legrand SNC
Legrand France SA
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Publication date
Application filed by Legrand SNC, Legrand France SA filed Critical Legrand SNC
Publication of EP2897154A1 publication Critical patent/EP2897154A1/de
Application granted granted Critical
Publication of EP2897154B1 publication Critical patent/EP2897154B1/de
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/10—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess voltage, e.g. for lightning protection
    • 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
    • H01H71/1009—Interconnected mechanisms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
    • H01C7/12—Overvoltage protection resistors
    • H01C7/126—Means for protecting against excessive pressure or for disconnecting in case of failure

Definitions

  • the present invention relates generally to the field of surge arresters.
  • It relates more particularly to a device for temporary overvoltage protection, comprising a modular block provided with a housing housing at least one lightning cassette.
  • the invention also relates to an electrical assembly protected against transient overvoltages comprising such a protective device and a circuit breaker mechanically and electrically connected to each other.
  • Overvoltage protection devices commonly known as surge arresters, typically use a varistor as the primary surge limiting element. This varistor closes the overvoltage from a known value and limits its propagation on the electrical network.
  • the invention provides a protection device whose safety is enhanced by a system that requires the user to trigger the associated circuit breaker (in case it remains engaged) before intervene on a surge arrester cassette of the protection device.
  • a temporary overvoltage protection apparatus as defined in claim 1.
  • the invention also proposes an electrical assembly protected against transient overvoltages including a temporary overvoltage protection device as mentioned above and a circuit breaker connected mechanically and electrically with each other.
  • the interconnection of the protection device and the circuit breaker is achieved by a modular interface comprising said mechanical safety element, said flip-flop, the electrical switch and said connector, and whose housing comprises a main lateral side of junction with the circuit breaker traversed by a pin which links said mechanical security element to the opening and closing device of said circuit breaker.
  • an electrical assembly 1 comprising a protection device 300 against temporary overvoltages, in particular of atmospheric origin, and a circuit-breaker 200.
  • the protection device 300 is electrically and mechanically connected to the circuit-breaker 200 by a modular interface 100.
  • the circuit breaker 200 is in itself quite conventional and it will not be described here in detail.
  • the circuit breaker 200 comprises a housing housing electrical input and output terminals connected by an electrical circuit that can be opened by an opening and closing device 230.
  • the casing of the circuit breaker 200 is generally parallelepipedal with two parallel main lateral faces 211, a rear face provided with a horizontal groove 202 for its mounting on a rail (not shown) of a box or electrical cabinet, a front face and two opposite upper and lower transverse faces.
  • the rear, front, top and bottom faces are all perpendicular to the main lateral faces of the housing.
  • the casing of the circuit breaker 200 has on its rear face latches 201 which make it possible to lock the circuit breaker 200 on the rail of the box or of the electrical cabinet. More particularly, here the circuit breaker 200 housing is equipped with four locks 201, two at the top (see FIG. figure 2 ) and two at the bottom (see figures 36 , 38 ) of the housing. Each latch 201 is in the form of a plate which slides in a corresponding vertical rail (not visible) of the housing, between a locking position and an unlocking position. There is provided elastic return means (not visible in the figures), generally coming from formation with each latch, which tend to recall each latch in the locking position.
  • each latch 201 emerges in the groove 202 of the rear face of the housing, to engage the rail of the cabinet or electrical cabinet, in the latch lock position.
  • the other opposite end of each latch 201 emerges above the upper face or below the lower face of the housing of the circuit breaker 200.
  • This opposite end of each latch 201 is provided with an opening 201A which makes it possible to pull each latch 201 towards the outside of the groove 202 from its locking position to its unlocking position against said biasing means. elastic so as to release the latch 201 from its socket with the corresponding mounting rail.
  • the front face of the casing of the circuit breaker 200 has in projecting, in its central zone, a part of frontage through which said casing is intended to emerge out of a plastron (not shown), through a window of this plastron, when in place on the rail, for example in an electrical cabinet.
  • the facade portion has a front face and two opposite transverse faces that extend at right angles to the front face of the circuit breaker housing. Levers attached to a handle 230 common maneuver protrude from the front face of the facade portion. These levers belong to the opening and closing device of the circuit breaker 200, they can be actuated by the handle 230 to manually open or close the electrical circuit connecting the input and output terminals of the circuit breaker 200 (see FIG. figure 3 ).
  • the circuit breaker 200 is a modular device in the sense that its housing has a width, measured between its two main lateral faces 211, equal to an integer multiple of a base module M.
  • the circuit breaker 200 is a three-phase circuit breaker (that is to say comprising three phase terminals L1, L2, L3 and a neutral terminal N) whose case is quad-module (whose width is equal to 4 times the base module M ), a module per pole of the circuit breaker 200.
  • a pole opening / closing lever of the circuit breaker 200 so four levers attached to the handle 230.
  • the upper face of the circuit breaker box 200 comprises access openings to the input terminals of the circuit breaker 200 and the lower face of the circuit-breaker box comprises access openings to the output terminals of the circuit breaker 200.
  • the phase L1, L2, L3 and neutral N electrical wires (not shown) coming from the electrical network are connected, via said access openings of the upper face of the housing, at the input terminals of the circuit breaker 200 while the electrical wires F1, F2, F3, FN coming from the protection device 300 are connected, via said access openings of the lower face of the housing, to the output terminals of the circuit breaker 200.
  • the front face of the circuit breaker box 200 comprises openings giving access to the screws of the input and output terminals of the circuit breaker 200.
  • the protection device 300 against transient overvoltages comprises a modular block 310 with two parallel main faces 311D, 313 parallel, a rear face provided with a horizontal groove 311G for mounting on a rail (not shown) of a box or an electrical cabinet, a front face 312A and two opposite transverse faces upper 311B, 312B and lower 311B, 312B.
  • the rear, front, top and bottom faces are all perpendicular to the main lateral faces of the modular block.
  • the width of the modular block 310, taken between its two main lateral faces 311D, 313, is here also equal to four times the width of a basic module M.
  • the front face 312A of the modular block 310 of the protection device 300 comprises, in its median zone, a front portion 312'A by which said modular block 310 is intended to emerge from a plastron (not shown), through a window of this plastron, when is in place on the rail, for example in an electrical cabinet.
  • the front portion 312'A comprises a front face and two opposite transverse faces which extend at right angles to the front face 312A of the modular block 310 of the protection apparatus 300.
  • the modular block is a housing which houses at least one varistor 333 associated with a thermal disconnection means 335, 700, a spark gap E as well as electrical wires F1, F2, F3, FN respectively connected to each varistor 333 and to the spark gap E, a portion of said electrical wires emerging outside the housing to be connected to the output terminals L1, L2, L3, N of the circuit breaker 200.
  • the modular block 310 houses three varistors 333 connected, at the output, to the phase terminals L1, L2, L3 of the circuit breaker 200, and, as input, to the neutral terminal N of the circuit breaker 200 which is otherwise also connected to the spark gap E itself grounded.
  • the modular block 310 here comprises a housing rear portion 311 snapped together with a front portion of the housing 312 (see FIG. figure 17 ).
  • the rear housing portion 311 of the modular block 310 shown in isolation on the Figures 19 to 22 has a bottom 311A forming the rear wall of the modular block 310 whose outer face forms the rear face provided with the groove 311G.
  • the bottom 311A is bordered by four walls 311B, 311D perpendicular to the bottom 311A, namely an upper wall 311B and a bottom wall 311B parallel to each other and two opposite side walls 311D, parallel to each other and perpendicular to the upper and lower walls 311B.
  • the upper and lower walls 311B of this housing rear portion 311 are provided near their free edge ratchet teeth 311E and an interlocking groove 311E adapted to cooperate with complementary arrangements 312E of the housing front portion. 312.
  • the front housing portion 312 of the modular block 310 shown in isolation on the figure 18 has a front wall 312A forming the front wall of the modular block 310 whose outer face forms the front face 312 of the modular block 310.
  • This front wall 312A also forms the front portion 312'A and it delimits, in the central zone of the modular block 310, a housing 320 in recess of the front face of said block.
  • This housing 320 is intended to accommodate three cassettes 330 surge arresters (see figure 4 ). It is delimited by opposite lower walls 315 and 314 opposite, a side wall which closes one side of the front portion 312'A and a bottom wall 312C which closes said housing 320 at the rear.
  • the bottom walls 315 and above 314 of the housing 320 comprise grooves 315A, 314A for mounting said arrester cassettes 330 which are plug-in / withdrawable into the modular block 310.
  • These lower walls 315 and upper 314 also include openings 315C through which the pins 801 and 802 engage. said arresters cassettes 330 to realize the electrical and mechanical connection thereof in the modular block 310 (see figures 30 and 33 ).
  • the bottom wall 312C of the housing 320 has openings 312D (see FIG. Figures 17 and 18 ) whose contour is adapted to allow insertion in these openings 312D of polarizing pads 337 provided on the back of the lightning arrester cassettes 330 (see FIG.
  • the housing front portion 312 has upper and lower walls 312B which extend rearward perpendicularly to the front wall 312A.
  • the upper and lower walls 312B of this housing front portion 312 are provided near their free edge with snap edges 312E and an interlocking groove 312E adapted to cooperate with the ratchet teeth 311E and the interlocking groove 311E of the upper and lower walls 311B of the casing front portion 312 for assembling said front and rear housing portions 312, 311 of the modular block 310 (see FIG. figures 4 and 18 ).
  • each surge arrester cassette 330 comprises a housing 331 which houses a varistor 333 (overvoltage limiting device) and a thermal disconnection device 335, 700.
  • each lightning cassette 330 has two parallel main lateral faces, a rear face, a front face and two opposite transverse upper and lower faces.
  • the front face has in its central zone a projecting front portion which carries an operating lever 332.
  • the front portion comprises a front face and two opposite transverse faces, one upper and the other lower, which extend at right angles to the front face of the housing 331.
  • the operating lever 332 has two branches which extend from a median zone of the facade portion, along both sides of the front face of the facade portion.
  • the operating lever 332 also comprises a gripping portion which extends perpendicular to the two branches, against the upper transverse face of the front portion of the housing 331.
  • the operating lever 332 is incorporated here in the profile of the front face and the upper transverse face of the front portion of the housing 331 of the lightning arrester cassette 330.
  • the front portion carrying the operating lever 332 of each lightning arrester 330 aligns with the front portion 312'A of the front panel 312 of the modular block 310 so that these aligned front portions are intended to emerge out of a plastron (not shown), through a window of this plastron, when modular block 310 is in place on the rail in a box or an electrical cabinet.
  • the varistor 333 of each lightning arrester cassette 330 is in the form of a block composed of metal oxides such as zinc oxides.
  • This block comprises 333D mounting and wedging tabs 331D in the interior of the casing 331 of the cassette.
  • Block 333 also includes lugs 333A, 333B of current-conducting material for connecting the varistor to the power grid.
  • One of these conductive tabs 333A is in contact with a conductive plate 800 which leaves the bottom wall 331C of the casing 331 of the cassette to form the pin 801 which establishes the electrical connection with one of the phase electric wires F1, F2 , F3 of the modular block 310.
  • Each varistor 333 has an extremely non-linear voltage / current characteristic. Beyond a certain threshold voltage across the varistor 333, the impedance of the varistor 333 drops to allow the evacuation of the current creating the overvoltage. When the voltage returns to an acceptable normal level, the impedance of the varistor 333 returns to its idle state. For large deviated current amplitudes, the voltage across the varistor increases. The life of the varistor 333 is limited, depending on the stresses, the properties of the ceramic blocks are degraded, the leakage current of the varistor in the standby state increases, and the thermal resistance of the varistor decreases.
  • a thermal disconnection device 335, 700 is provided in each lightning arrester cassette 330 which, in the event of exceeding the thermal capacity of the varistor 333, disconnects the varistor 333 from the electrical network to which it is connected. protective apparatus 300 to prevent damage related to this thermal overflow.
  • each thermal disconnection device comprises a fuse link 335 (in the form of an angle plate of fuse material) which maintains an insulating slider 700 in a connection position (see FIG. figures 30 and 31 ) against a tension spring (not visible in the figures).
  • the slider 700 is mounted sliding on a slide 336 and the tension spring is stretched between the slider 700 and a fixed part of the housing 331 of the lightning arrester cassette 330 so that it tends to slide the slider 700 from its connection position to a position disconnect (see figures 33 and 34 ) in which an insulating wall 710 of the slider 700 is interposed between the conductive tabs 333A of the associated varistor 333 and the conductive strip 800 for connection to the live electrical wire, so as to open the electrical circuit and disconnect the varistor 333 from the circuit which it is connected to.
  • the fuse link 335 is placed in contact with a conductive tab 333C issuing from the varistor 333 so that when the varistor 333 ages and exceeds its thermal capacity, the heat transmitted by conduction by the conducting tongue 333C to the fuse link 335 causes its melting and release of the slider 700 which is pulled by the tension spring to its disconnected position.
  • the modular block 310 of the protection device 300 and the circuit breaker 200 are placed side by side and assembled by one of their lateral main faces.
  • the modular block 310 houses two hooks 340 which emerge out of the modular block 310 through the main lateral face 313 concerned ( figures 4 and 5 ), and is provided in correspondence of the windows (not visible in the figures) in the relevant lateral main face of the circuit breaker 200.
  • the hooks 340 are actuated by locks 341 which allow to lock the hooks 340 attached to the circuit breaker 200.
  • the protection device 300 comprises, outside the modular block 310, a wire-cover 400 of electrically insulating material which encloses the electric wires F1, F2, F3, FN which exit outside the modular block 310 passing, at the bottom, the main side face 311B, 313 of the modular block 310 by which said modular block 310 is assembled to the circuit breaker 200, to electrically connect to the output terminals of the circuit breaker 200.
  • This wire cover 400 comprises a base 410 closed by a cover 420 (see figures 6 and 9 ). It is attached to the underside of the circuit breaker 200 so that the external face of its cap 420 is pressed against the underside of the circuit breaker 200 and the external face of its base 410 extends in the extension of the lower face of the modular block. 310 of the protection device 300.
  • the electrical assembly 1 consisting of the circuit breaker 200 and the protection device 300 provided with the wire-cap envelope 400 forms a unitary block that is generally rectangular parallelepipedal (see FIG. Figures 1 and 2 ).
  • the base 410 is disjoint from the modular block 310 of the protection device 300 (as shown more particularly by the figure 5 there is a gap E between the base 410 and the modular block 310) and it is provided, on the one hand, holding means 412A, 412B, 412C, 412D, 414A, 414B, 414C, 414D cooperating with said electrical wires F1, F2, F3, FN for maintaining each electric wire F1, F2, F3, FN in a determined position, and, on the other hand, mounting means 415, 415A, 417, 417A, 418, 418A for fixing said base 410 at circuit breaker 200 (see figures 6 , 7 , 9, 10 , 13, 14 ).
  • Said holding means 412A, 412B, 412C, 412D, 414A, 414B, 414C, 414D of the base 410 are arranged to hold the free ends E1, E2, E3, EN of the electric wires F1, F2, F3, FN on a line A in regularly spaced positions (see figure 4 ).
  • the base 410 thus advantageously makes it possible to reduce as far as possible the length of the electric wires F1, F2, F3, FN between the varistors 333 of the protection device 300 and the terminals L1, L2, L3, LN of the circuit breaker 200, which allows to avoid the appearance of residual surges and to comply with the provisions of the French standard NF 15/100.
  • the base 410 also ensures the maintenance of electrical son F1, F2, F3, FN in specific positions determined, allowing the use of flexible son rather than rigid, less expensive.
  • the base 410 is a molded piece made of rigid plastic material, which comprises a base plate 411, here rectangular in outline, and walls 412, 413, 414 which rise perpendicularly to the base plate 410, from the inner face 411A thereof.
  • One of the side walls 412 (the one placed facing the main lateral face 313 of the modular block 310 of the protection apparatus 300) and the inner walls 414 comprise notches 412A, 412B, 412C, 412D, 414A, 414B, 414D with the rounded funds which house said electrical wires F1, F2, F3, FN so that they form said holding means.
  • the electric wires F1, F2, F3, FN coming out of the modular block 310 enter the base 410 through the notches 412A, 412B, 412C, 412D of the corresponding side wall 412 of the base 410 and they follow in the base 410 a path determined in particular by the notches 414A, 414B, 414D of the internal walls 414.
  • the neutral electric wire FN follows the longest path determined by the notches 414D, then in decreasing order, the electric wire F1 phase follows the determined path by the notches 414A and the electrical wire F2 phase follows the path determined by the notches 414B.
  • the phase electric wire F3 follows the shortest path determined by an inner wall 414C bent against which supports said electric wire F3.
  • the cap 420 is a one-piece molded piece of rigid plastic material, which is in the form of a rectangular closure plate whose dimensions correspond to the clearance close to the dimensions of the internal space delimited by the internal faces of the side walls 412 , before 412 and back 413 of base 410.
  • this closure plate 420 is positioned between the side walls 412, before 412 and rear 413 of the base 410 above the inner walls 414 of said base 410 so that it closes the outlet of the notches 412A, 412B, 412C, 412D of the walls of the base 410 to block the electric son F1, F2, F3, FN in the notches.
  • This closure plate 420 has aligned through holes 421 (see figures 4 and 15 ), here oblong, through which the free ends E1, E2, E3, EN of said electrical son F1, F2, F3, FN out of the cover son-son 400 to be connected to the output terminals of the circuit breaker 200 ( see figures 4 and 5 ).
  • the closure plate 420 also carries, on its inner face 420A turned towards the base 410, means for holding said electrical wires F1, F2, F3, FN.
  • These holding means comprise walls 424, 424A, 424B, 424D which extend from the inner face 420A of the closure plate 420 of said cover, perpendicularly thereto.
  • the wall 424 of the cover closes the corresponding opening of the side wall 412 of the base 410 just above the outlet of said notches 412A, 412B, 412C (see FIG. figures 8 and 14 ).
  • the other walls 424A, 424B, 424D of the cover guide and hold the electrical son F1, F2, F3, FN at the bottom of the corresponding notches of the base 410.
  • the cover 420 and the base 410 comprise latching means adapted to cooperate together for the assembly of the cover with the base.
  • These latching means comprise teeth 412E provided projecting on the inner face of the side walls and before 412 of the base 410 which cling to the edge 422A of flanges 422 provided on the edge of the closure plate 420 of the cover (see Figures 12 to 15 ).
  • the base plate 411 of the base 410 has, at the right of the teeth 412E, openings 419 (see FIG. figure 8 ) through which the tip of a tool accesses from outside the wire cover 400 to said ratchet teeth 412E to disassemble the base 410 and the cover 420.
  • the detent means also include the cover 420 snap teeth 423A carried by lugs 423 provided on an edge of the closure plate 420 and on the base 410 of the windows 413A provided in correspondence in the rear wall 413 of the base (see figures 10 and 14 ).
  • the cover 420 snap teeth 423A carried by lugs 423 provided on an edge of the closure plate 420 and on the base 410 of the windows 413A provided in correspondence in the rear wall 413 of the base (see figures 10 and 14 ).
  • there is provided on the hood 420 amounts 426 which rise from the inner face 420A of the closure plate 420, perpendicularly thereto. These amounts 426 are distributed along the edge of the closure plate 420 and are oriented so that one of their edge extends to the right of the edge of the closure plate. These uprights 426 bear against the internal face of the walls of the base 410 when the cover 420 is snapped onto the base 410 to reinforce the holding in position of the cover 420 on the base 410.
  • the sheath 400 (base 410 closed by the cover 420) clings to the circuit breaker 200 via said mounting means of the base 410.
  • These mounting means of the base 410 are latching means.
  • said mounting means comprise posts 415, 417 which have at their free ends ratchet teeth 415A, 417A.
  • the amounts 415, 417 rise from the inner face 411A of the base plate 411 of the base, perpendicular to it.
  • a pair of internal uprights 415 is located in the internal space delimited between the side walls 412, before 412 and rear 213 of the base 410 and closed by the closure plate 420.
  • Two other pairs of external uprights 417 are located on an edge of the base 410 on the back of the rear wall 413 of the base 410, outside the internal space delimited between the side walls 412, before 412 and rear 213 of the base 410 and closed by the closing plate 420.
  • Each pair of uprights External 417 forms a fork with two parallel branches whose two outer sides carry the ratchet teeth 417A oriented in opposite directions. These forks are intended to fit in grooves provided on the rear face of the circuit breaker 200 housing and to hook on the edge of notches provided on the walls facing said grooves. The hooking and unhooking of each fork is effected by mutual reconciliation of the branches 417 which bend slightly elastically. As shown in figure 4 , the closure plate 420 forming the cover has additional holes 425 which allow the internal amounts 415 of the base 410 to pass through so that their free ends provided with the ratchet teeth 415A emerge outside the wire cover 400 and can be hooked on the edge of corresponding openings of the bottom face of the circuit breaker 200 housing.
  • the base plate 411 of the base 410 is pierced with openings 419 through which the tip of a The tool accesses the 415A snap-in teeth of the internal 415A uprights to disassemble the base 410 and thus the wire cover 400 of the circuit breaker 200.
  • each of the tongues 411L has a free end, located on an edge of said base plate 411, secured to a zipper 416 extending perpendicularly to said tongue 411L on either side thereof (in the direction perpendicular to the base plate).
  • Each pull tab 416 is provided with a gripping aperture 416A located in a portion of the pull tab 416 extending on the side of the outer face of said base plate 411 and being secured to a hook 418A which extends a portion 418 of the pull tab 416 located on the side of the inner face 411A of said base plate 411.
  • Each hook 418A is intended to hook, at the rear of the circuit breaker 200, to a tab of mounting the circuit breaker 200 and the drawbars 416 of the wire cover 400, it is possible to pull the circuit breaker mounting tabs to disengage the mounting rail on which the circuit breaker 200 is mounted.
  • a modular interface 100 which provides the mechanical and electrical connection in series of the circuit breaker 200 and the protective device 300 against temporary overvoltages.
  • This modular interface 100 is here an integral part of the protection device 300 in that its mechanism, which will be described below, is fully housed in the housing (modular block 310) of the protection device 300, but in an alternative embodiment not shown, it can be provided that the modular interface has its own housing interposed between the circuit breaker housing and that of the protection device.
  • This modular interface 100 comprises the hooks 340 actuated by the locks 341 (previously described) for the assembly of the modular block 310 of the protection device 300 and the case of the circuit breaker 200.
  • the connector 120 is attached to the rear face of the rear housing portion 311 of the modular block 310 of the protection device 300, in a housing 311F provided recess of the rear face. In the mounted position on the modular block 310, the connector 120 is accessible from above the modular block 310 to be connected to a signaling interface (not shown) displaying the information transmitted by said connector.
  • the first and second mechanical safety elements 130, 140 are rotatably mounted respectively around two parallel shafts A1, A2 of axes X1, X2 (see FIG. figure 23 ) fixed in the housing 310 of the protection device 300.
  • each of the first and second mechanical safety elements 130, 140 is able, independently of one another, to pivot a rocker 150 causing the closing of the electric switch 110.
  • the first mechanical safety element 130 is a unitary piece of insulating material which comprises a plate 131, one face of which supports a bearing 132 for receiving the shaft A1 of axis X1 and another opposite face of which supports a pin 133 for connection to the opening and closing device (levers attached to the handle 230) of the circuit breaker 200.
  • the mechanical connection between the pin 133 and the circuit breaker 200 is effected through an opening 313A of the main lateral face 313 of the modular block 310 of the protection device 300 which establishes the junction with the circuit breaker 200 (see figure 17 ).
  • the plate 131 comprising an actuating finger 134 for the control of the electric switch 110 and is extended by an arm 135 which extends on the same side as the actuating finger 134 and which has at its free end a return 136 able to abut against said stop 143 of the second mechanical safety element 140 placed in the released position (see figure 28 ).
  • the second mechanical safety element 140 is a unitary piece of insulating material which comprises an arm 141 which is provided with an actuating finger 142 for the control of the electric switch 110 and which has, on the one hand, an end free 143 forming said abutment for said first mechanical safety element 130, and, on the other hand, opposite said free end 143, an end 144 mounted to rotate freely on the shaft A2 X2 axis which s' extends in the rear housing portion 311 of the modular block 310 of protection apparatus 300, this end 144 being connected to a lever 145 threaded onto the shaft A2 and adapted to be pivoted about this shaft A2 by at least one actuator 160 of which the action is released when a varistor 333 (overvoltage limitation device) of said protection device 300 is defective.
  • a varistor 333 overvoltage limitation device
  • the arm 141 of the second mechanical safety element 140 comes to form with the lever 145 to form a monoblock piece generally L-shaped.
  • the lever 145 comprises a body formed by a succession of tubular portions 146 of axis X2 into which the shaft A2 is threaded.
  • the lever 145 and the arm 141 are mounted in interior arrangements 317, 318 of the rear housing portion 311 of the modular block 310 (see FIG. figures 19 and 21 ). These interior arrangements comprise tabs 317 with notches 317A with a rounded bottom in which the shaft A2 is fitted and a set of walls 318 wedging said lever 145 so that the arm 141 is placed adequately with respect to the main lateral face 311D. of the modular block 310 and the other elements (in particular the first mechanical safety element 130) of the modular interface 100.
  • the elastic return means is a wire spring 148 wound around the body 146 of said second mechanical safety element 140, one end of the wire spring 148 being attached to said body 146 and another end of the wire spring 148 being locked against a fixed portion of the modular interface, here against the inner face of the upper wall 311B of the rear housing part 311 (see Figures 21 to 25 ).
  • each actuator 160 comprises a rear portion 165 (see figures 32 and 35 ) which is engaged in a free space 147 provided between two tubular parts of the body 146.
  • Each actuator 160 is associated with a varistor 333 of a lightning arrester cassette 330 of the protection device 300.
  • actuators 160 there are provided as many actuators 160 as varistors 333 of the protection device 300.
  • Each actuator 160 is, on the one hand, connected to the rear housing part 311 of the modular block 330 by an elastic return means 170 which tends to position said actuator 160 in a release position where it places said lever 145 in a position triggered corresponding to the triggered position of the arm 141 of said second mechanical security element 140, and, secondly, held by an element 600 of the lightning arrester cassette 330 connected to the fuse link 335, in a connection position in which said way Elastic backing 170 is under stress.
  • each actuator 160 comprises a platen, a rear face 161 of which is recessed to fit the cylindrical outer surface of a tubular portion of the body 146 of the lever 145.
  • each actuator 160 is pivotally mounted about the shaft A2.
  • a rounded upper edge 162 of the plate of each actuator 160 bears against the lever 145 connected to the arm 141 of the second safety element 140.
  • the rear portion 165 of the actuator 160 extends from the rear face 161 of the plate between two tubular portions 146 of the body of the lever 145, towards the bottom of the rear housing portion 311 of the modular block 310.
  • This rear portion 165 comprises an orifice 166 in which is attached the end 171 of a coil spring traction 170 whose other end is attached to a stud 316 carried by the bottom 311A of the rear housing portion 311 (see Figures 21 and 22 ).
  • the front face 163 of the plate of each actuator 160 carries a stud 164 projecting.
  • This stud 164 passes through a window 331E of the rear wall of the casing 331 of the associated arrester cassette 330 so that its free end bears against a rear face 602 of an inner element 600 of said lightning arrester cassette 300.
  • this inner element 600 is an elongated strip along the block of the varistor 333 of the lightning arrester cassette 330.
  • This strip 600 comprises a longitudinal groove 603 slidably mounted on an internal rib 331B of the casing 331 of the lightning arrester cassette 330. opposite to its rear face 602, the bar 600 comprises a front face 601 bearing against a face 701 of the slider 700 (of the thermal disconnection device of the lightning arrester cassette 330) held in the connection position by means of the fuse link 335.
  • the bar 600 bearing against the slider 700 held by the fuse link 335, maintains, via the stud 164, the plate of the actuator 160 pointing downwards in said connecting position in which the coil spring 170 is stretched and the lever 145 and the arm 141 of the second mechanical safety element 140 are placed in the rest position.
  • the helical coil spring 170 then causes the upward tilting of the actuator 160 which, by pressing the rounded upper edge 162 of its plate, causes the lever 145 and the arm 141 of the second mechanical safety element 140 to pivot from the rest position (lowered) to the triggered position (raised) in which, on the one hand, the actuating finger 142 of the arm 141 actuates via the flip-flop 150 the electrical switch 110 connected to the connector 120, and on the other hand , the abutment 143 of the arm 141 of the second mechanical safety element 140 is placed on the path of the first mechanical safety element 130 taken between its triggered and armed positions.
  • the plate 131 of the first mechanical safety element 130 is raised by armed position in which its actuating finger 134 is out of contact with the bearing surface 153A of the rocker 150 and the arm 141 of the second mechanical safety element 140 is lowered into the rest position in which the actuating finger 142 of the arm 141 remains however in contact with the bearing surface 154A of the rocker 150 whose control finger 152 is in contact with the push button of the electric switch 110.
  • one of the varistors 333 of the protection device 300 exceeds its thermal capacity due to aging, it causes the melting of the fuse link 335 of the associated lightning arrester cassette 330, which causes the actuation of a signaling means (Not shown in the figures) defaults on the front face of the surge arrester cassette, and the tilting of the associated actuator 160 from its lowered connection position to its relieved release position.
  • the actuator 160 drives the lever 145 and the arm 141 of the second mechanical safety element 140 which pivot about the shaft A2 from the rest position lowered towards the raised triggered position in which the actuating finger 142 of the arm 141 pushes on the bearing surface 154A to tilt the rocker 150 about its shaft A3 towards the electrical switch 110 so that the control finger 152 of the flip-flop 150 pushes a push-button of the electric switch 110 (see figure 27 ).
  • the actuating finger 142 of the arm 141 of the second mechanical safety element 140 actuates the electrical switch 110 of the connector 120 which transmits the fault information of the protection device 300 to a processing device and display not shown.
  • the stop 143 provided at the free end of the arm 141 is raised and positioned in the path of the first mechanical safety element 130 taken between its triggered and armed positions. In doing so, as shown in figure 27 said first mechanical safety element 130 has not moved and remained in the armed position since the circuit breaker 200 has remained latched (closed electrical circuit).
  • the user isolates the electrical assembly 1 from the electrical circuit by opening said electrical circuit by triggering the circuit breaker 200 (this which classically returns to lower the lever 230 and the levers attached).
  • the lowering of the levers by the actuation of the lever 230 causes, via the pin 133, the tilting down of the first mechanical safety element 130 around the shaft A1 from its armed position to its tripped position and the finger actuation 134 of the plate 131 is pressed on the surface 153A of the flip-flop 150 to tilt it around the shaft A3 in the direction of the electric switch 110.
  • the control finger 152 of the flip-flop 150 then depresses the button push button of the electric switch 110 (see figure 28 ). In this way, the actuating finger 134 of the plate 131 of the first mechanical safety element 130 actuates the electrical switch 110 of the connector 120 which transmits the opening or tripping information of the circuit breaker 200 to a processing device and display not shown.
  • the second mechanical safety element 140 placed in the triggered position prevents the closing or re-engagement of the circuit breaker 200 because the free end 143 of the arm 141 of the second mechanical safety element 140 is positioned opposite the return 136 of the arm 135 of the first mechanical safety element 130. If the user then tries to raise the lever 230 of the circuit breaker 200 to close the electrical circuit, the return 136 of the first element safety mechanism 130 rotated about its shaft A1 by the levers via the pin 133, from its triggered position to its armed position, abuts against said free end 143 of the arm 141 (forming a stop).
  • the user replaces the defective arrester cassette 330 in the protection device 300.
  • the bar 600 of the new arrester cassette 330 lowers, via the pin 164, the corresponding actuator 160 in the position of connecting the tensile coil spring 170.
  • the actuator 160 returned to the link position releases the lever 145 and the arm 141 of the second mechanical safety element 140 which, under the action of the wire spring 148, tilts from its tripped position towards its rest position where it deviates from the rocker 150 and the first mechanical safety element 130 (see figure 29 ).
  • the second mechanical safety element 140 is spaced from the path traveled by the first mechanical safety element 130 between its triggered position and its armed position.
  • the user can then reset the levers of the circuit breaker 200 by actuating the handle 230 to close the electrical circuit since the first mechanical safety element 130 can freely pivot or tilt around the shaft A1 from its triggered position to its armed position by being driven by the levers of the circuit breaker 200 via the link pin 133.
  • the flip-flop 150 which is no longer pushed in the direction of the electric switch 110, neither by the first nor by the second mechanical safety element, releases the pressure on the push-button of the electric switch 110. Conventionally, this push button then returns to its original stable position under the action of an elastic return means and pushes the lever 150 which pivots around the shaft A3 to its original position shown on the figure 26 .
  • the movement and action of the second mechanical safety element 140 are distinct and independent of the movement and action of the first mechanical safety element 130.
  • Each mechanical safety element 130, 140 acts independently of one another on the electrical switch 110 so that the connector 120 transmits information relating to the operation of the circuit breaker 200 and the protection device 300, but the action of the second mechanical safety element 140 has no influence on the circuit breaker 200 in that it does not automatically cause the opening and closing of the circuit breaker 200.
  • the first and second mechanical safety elements 130, 140 have as their essential function a function of transfer of the operating state (normal or faulty) of the electrical assembly 1 (constituting a self-protected surge arrester).
  • the front housing part 312 of the modular block 310 houses a shaft 190 called a "cassette locking shaft” provided with at least one locking element 191.
  • shaft 190 being movably mounted in the modular block 310 such that its movement is related to the movement of the opening and closing device 230 of the circuit breaker 200, said cassette locking shaft 190 being capable of taking two distinct positions, namely, on the one hand, a first position called “safety position” corresponding to the engaged state of the circuit breaker, in which each locking element 191 cooperates with a complementary portion 334 of a lightning arrester cassette 330 so as to prohibit the withdrawal and / or insertion of said lightning arrester cassette 330, and secondly, a second position called “access position” corresponding to the state tripped circuit breaker, in which each locking element 191 leaves free said complementary portion 334 of the lightning arrester cassette 330 so as to allow removal and / or insertion of said lightning arrester cassette 330.
  • an elastic return means 193 which tends to place the cassette lock shaft 190 in the safety position.
  • cassette locking shaft 190 comprises as many locking elements 191 as there are lightning arrester cassettes 330 accommodated in said housing 320.
  • the cassette locking shaft 190 comprises three locking elements 191 each associated with a lightning arrester cassette 330.
  • the cassette lock shaft 190 has an end 192 which cooperates with a transmission element 180 which is pivotally connected to the first mechanical safety element 130 of the modular interface 100 and which is mounted for free rotation around a shaft A4 axis parallel to the axis X1 of rotation of said first mechanical safety element 130.
  • the cassette lock shaft 190 is placed under the bottom wall 315 which defines the housing 320 for receiving the lightning arrester cassettes 330 of the front housing portion 312 of the modular block 310.
  • This shaft 190 is pivotally mounted in notches at the bottom rounded interior arrangements 319B (forming pivot bearings) of a lower housing front portion 319.
  • the shaft 190 is held in these bearings 319B by means of holding tabs 319A from this lower housing portion 319B.
  • the transmission element 180 is in the form of a butterfly with a cylindrical central body which carries on its outer face two wings 181, 182 extending generally along opposite directions.
  • the central cylindrical body is pierced axially and threaded onto the shaft A4 fixed to the housing of the modular block 310 (see FIG. figure 23 ).
  • One of the wings 181 of the transmission element 180 is in permanent support against a wall 137 carried by the inner face of the plate 131 of the first mechanical safety element 130, internal face which also supports the bearing 132 for receiving the shaft A1.
  • the other flange 182 of the transmission element 180 is in permanent abutment against said end 192 of the cassette locking shaft 190.
  • This end 192 is in the form of a plate extending transversely to the longitudinal axis of the tree 190.
  • the elastic return means which tends to place the cassette locking shaft 190 in its safety position, is a wire spring 193 wound around the cassette locking shaft 190, one end of which is connected to said shaft and whose other end is locked against a fixed part (the lower housing part 319) of the modular block 310.
  • each stud 191 of the cassette locking shaft 190 protrudes through the window 315B into the mounting groove 315A of the corresponding arrester cassette 330 (see FIG. figure 18 ).
  • each stud 191 is in abutment against the inclined face 334A of a stud 334 carried by the bottom face 331C of the housing 331 of each lightning cassette 330 engaged in each groove 315A of the modular block 310 (see FIG. Figures 36 and 37 ).
  • the pads 191 in the safety position thus prohibit the removal of the arrester cassettes 330 from the modular block 310 of the protection device 300.
  • each pad 191 of the cassette locking shaft 190 is set back from the outlet of said window 315B inside the housing of the modular block 310 so as to allow withdrawal and / or racking-up. of one or more lightning arresters in the modular block 310 of the protection device 300 (see figures 39 and 40 ).
  • the cassette locking shaft 190 advantageously forces the user to open the electrical circuit to which the electrical assembly 1 is connected, by opening or tripping the circuit breaker 200, to intervene on one of the arrester cassettes 330 of the protection device 300
  • the protection device 300 then advantageously has a secure access for the user.
  • the protection device 300 In normal operation of the electrical assembly 1, the protection device 300 is connected to the electrical network by the circuit breaker 200 which is switched on (the electrical circuit of which is closed) and the first mechanical safety element 130 of the modular interface 100 is placed in an armed position (see figures 38 ).
  • the wire spring 193 holds the cassette locking shaft 190 in its safety position in which the studs 191 that it bears abut against the inclined faces 334A of the studs 334 of the arrester cassettes 330 of the protection apparatus 300 to prevent the user from extracting one of said lightning arrester cassettes 330 from the modular block 310 ( Figures 36 and 37 ).
  • the pads 190 slide against the inclined faces 334A of the pads 334 carried by the lower faces 331C of the lightning arrestor cassettes 330 to be inserted inside the housing of the modular block 310, below the bottom wall 315 of the housing 320 into which the lightning arrestor cassettes 330 are inserted. access, the pads 191 are erased under the studs 334 of the arrester cassettes 330 ( figures 39 and 40 ) and the user can extract the damper cassette 330 damaged from the modular block of the protective device and skew a new one.
  • the user can again close the electrical circuit of the circuit breaker 200 by raising the lever 230 which actuates the levers, which has the effect of driving in rotation the plate 131 of the first mechanical security element 130 from its triggered position to its armed position.
  • the plate 131 then releases the pressure on the transmission element 180 and the wire spring 193 expands by bringing the cassette locking shaft 190 back into its safety position in which the studs 191 which it carries, emerge through said windows.
  • the cassette locking shaft 190 provided with its pads 191 thus blocks the lightning arrester cassettes 330 in the modular block 310 of the protection device 300.

Landscapes

  • Breakers (AREA)
  • Switch Cases, Indication, And Locking (AREA)

Claims (13)

  1. Gerät (300) zum Schutz gegen vorübergehende Überspannungen, das einen modularen Block (310) mit einem Aufnahmeraum (320), der wenigstens eine Blitzschutzkassette (330) aufnimmt, aufweist, dadurch gekennzeichnet, daß im modularen Block (310) eine als "Kassettenverriegelungswelle" bezeichnete, mit wenigstens einem Verriegelungselement (191; 191') versehene Welle (190) untergebracht ist, wobei
    die Welle (190) im modularen Block (310) derart beweglich montiert ist, daß deren Verlagerung mit der Bewegung einer Öffnungs- und Schließvorrichtung (230) eines Schutzschalters (200) verbunden ist,
    die Kassettenverriegelungswelle (190) geeignet ist, zwei verschiedene Stellungen einzunehmen, und zwar einerseits eine erste, als "Sicherheitsstellung" bezeichnete Stellung, die dem eingeschalteten Zustand des Schutzschalters entspricht, in der jedes Verriegelungselement (191) mit einem komplementären Teil (334) einer Blitzschutzkassette (330) zusammenwirkt, um ein Entnehmen und/oder ein Einsetzen der Blitzschutzkassette (330) zu verhindern, und andererseits eine zweite als "Zugangsstellung" bezeichnete Stellung, die dem ausgelösten Zustand des Schutzschalters entspricht, in der jedes Verriegelungselement (191) das komplementäre Teil (334) der Blitzschutzkassette (330) freiläßt, um ein Entnehmen und/oder ein Einsetzen der Blitzschutzkassette (330) zu ermöglichen, und
    die Kassettenverriegelungswelle (190) wenigstens einen Nocken (191) aufweist, der ein Verriegelungselement bildet, und im modularen Block (310) drehbeweglich montiert ist, so daß eins ihrer Enden (192) dazu bestimmt ist, mit dem Schwenken der Öffnungs- und Schließvorrichtung (230) des Schutzschalters (200) verbunden zu sein, um zwei verschiedene Winkelstellungen einzunehmen, und zwar die Sicherheitsstellung, in der jeder Nocken (191) in den Aufnahmeraum (320) des modularen Blocks (310) hineinragt, und die Zugangsstellung, in der jeder Nocken (191) gegenüber dem Aufnahmeraum (320) des modularen Blocks (310) zurückgezogen ist.
  2. Schutzgerät (300) gemäß dem vorangehenden Anspruch, bei dem ein elastisches Rückstellmittel (193) vorgesehen ist, das dazu neigt, die Kassettenverriegelungswelle (190) in die Sicherheitsstellung zu bringen.
  3. Schutzgerät (300) gemäß einem der vorangehenden Ansprüche, bei dem die Kassettenverriegelungswelle (190) wenigstens genauso viel Verriegelungselemente (191) aufweist, wie Blitzschutzkassetten im Aufnahmeraum (320) aufgenommen sind.
  4. Schutzgerät (300) gemäß Anspruch 2, bei dem das elastische Rückstellmittel eine um die Kassettenverriegelungswelle (190) gewickelte Drahtfeder (193) ist, deren eines Ende mit der Welle verbunden ist und deren anderes Ende an einem festen Teil des modularen Blocks (310) blockiert ist.
  5. Schutzgerät (300) gemäß einem der vorangehenden Ansprüche, bei dem jede Blitzschutzkassette (330) einen auf der Unterseite (331C) ihres Gehäuses (331) hervorstehenden Nocken (334) trägt, der eine schräge Fläche (334A) aufweist, gegen die ein Nocken (191) der Kassettenverriegelungswelle (190) in der Sicherheitsstellung anschlägt.
  6. Schutzgerät (300) gemäß einem der vorangehenden Ansprüche, bei dem ein Ende (192) der Kassettenverriegelungswelle (190) direkt oder indirekt mit einem ersten mechanischen Sicherheitselement (130) zusammenwirkt, das dazu bestimmt ist, mit der Öffnungs- und Schließvorrichtung (230) des Schutzschalters (200) verbunden zu sein, und zwischen einer armierten Stellung, die dem aktivierten Zustand der Öffnungs- und Schließvorrichtung (230) des Schutzschalters (200) entspricht, und einer ausgelösten Stellung, die dem ausgelösten Zustand der Öffnungs- und Schließvorrichtung (230) des Schutzschalters (200) entspricht, bewegbar ist, wobei das erste mechanische Sicherheitselement (130) geeignet ist, in dieser ausgelösten Stellung einen mit einem Verbinder (120) verbundenen elektrischen Schalter (110) zu betätigen, um ein für den ausgelösten Zustand des Schutzschalters (200) repräsentatives Signal zu übermitteln.
  7. Schutzgerät (300) gemäß dem vorangehenden Anspruch, bei dem das Ende (192) der Kassettenverriegelungswelle (190) mit einem mit dem ersten mechanischen Sicherheitselement (130) schwenkbar verbundenen Übertragungselement (180) zusammenwirkt.
  8. Schutzgerät (300) gemäß einem der Ansprüche 6 und 7, bei dem das mechanische Sicherheitselement um eine zur Kassettenverriegelungswelle (190) parallele Welle (A1) frei drehbar montiert ist.
  9. Schutzgerät (300) gemäß einem der Ansprüche 6 bis 8, bei dem das mechanische Sicherheitselement (130) dazu geeignet ist, eine Wippe (150) zu verschwenken, was das Schließen des elektrischen Schalters (110) hervorruft.
  10. Schutzgerät (300) gemäß dem vorangehenden Anspruch, bei dem die Wippe (150)
    - einen um eine zur Kassettenverriegelungswelle (190) parallele Welle (A1) frei drehbar montierten und mit einem Steuernocken (152) zum Steuern des elektrischen Schalters (110) versehenen zentralen Teil (151) und
    - zwei Arme (153, 154), die sich vom zentralen Teil (151) aus im Wesentlichen entgegengesetzt erstrecken, wobei einer (153) der Arme eine zum mechanischen Sicherheitselement (130) hin gewandte Auflagefläche (153A) aufweist, wobei sich das mechanische Sicherheitselement (130) auf der Auflagefläche (153A) des Arms (153) der Wippe (150) abstützt, um sie zum elektrischen Schalter (110) hin zu schwenken,
    aufweist.
  11. Schutzgerät (300) gemäß einem der Ansprüche 6 bis 10, bei dem das mechanische Sicherheitselement (130) eine Platine (131) aufweist, von der eine Seite ein Lager (132) zum Aufnehmen einer drehfesten Welle (A1) und eine Stützwand (137) eines Flügels (181) des Übertragungselements (180) trägt und von der eine andere, entgegengesetzte Seite einen Stift (133) zur Verbindung mit der Öffnungs- und Schließvorrichtung (230) des Schutzschalters (200) trägt, wobei die Platine einen Betätigungsfinger (134) zum Steuern des elektrischen Schalters (110) aufweist.
  12. Sich gegen transiente Überspannungen selbstschützende elektrische Anordnung (1), die ein Schutzgerät (300) gegen vorübergehende Überspannungen gemäß einem der vorangehenden Ansprüche und einen Schutzschalter (200), die beide mechanisch und elektrisch miteinander verbunden sind, aufweist.
  13. Elektrische Anordnung (1) gemäß dem vorangehenden Anspruch in Abhängigkeit von Anspruch 9, bei dem die Verbindung zwischen dem Schutzgerät (300) und dem Schutzschalter (200) durch ein modulares Interface hergestellt ist, das das mechanische Sicherheitselement (130), die Wippe (150), den elektrischen Schalter (110) und den Verbinder (120) aufweist und dessen Gehäuse eine Hauptseitenfront (313) zur Verbindung mit dem Schutzschalter (200) aufweist, die von einem Stift (133) durchdrungen ist, der das mechanische Sicherheitselement (130) mit der Öffnungs- und Schließvorrichtung (230) des Schutzschalters (200) verbindet.
EP15305044.8A 2014-01-21 2015-01-16 Überspannungsableiter und selbstschützende elektrische Anordnung, die einen solchen Überspannungsableiter und einen Schutzschalter umfasst Active EP2897154B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1450490A FR3016732B1 (fr) 2014-01-21 2014-01-21 Parafoudre et ensemble electrique auto-protege comportant un tel parafoudre et un disjoncteur

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EP2897154A1 EP2897154A1 (de) 2015-07-22
EP2897154B1 true EP2897154B1 (de) 2017-09-13

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EP15305044.8A Active EP2897154B1 (de) 2014-01-21 2015-01-16 Überspannungsableiter und selbstschützende elektrische Anordnung, die einen solchen Überspannungsableiter und einen Schutzschalter umfasst

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FR (1) FR3016732B1 (de)

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CN108418181A (zh) * 2018-05-18 2018-08-17 谭乔文 一种无续流无盲区无误动作的延时型电涌保护器后备保护器
DE102020107318B4 (de) 2020-03-17 2023-06-22 Dehn Se Überspannungsschutzvorrichtung sowie modulares Überspannungsschutzsystem
CN116679179B (zh) * 2023-08-03 2023-09-29 江苏鑫洋智能电力科技有限公司 一种局部放电在线监测装置及脉冲电流监测方法

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Publication number Priority date Publication date Assignee Title
DE29913698U1 (de) * 1999-08-05 1999-11-04 Bruchmann Klaus Mehrpolige Schaltersicherungsanordnung für Sammelschienensysteme
FR2851369B1 (fr) 2003-02-13 2008-08-08 Hager Electro Sas Ensemble de protection contre les surtensions dues a la foudre
FR2871932B1 (fr) 2004-06-18 2006-08-04 Schneider Electric Ind Sas Dispositif de protection contre les surtensions
US8614618B2 (en) * 2004-09-13 2013-12-24 Cooper Technologies Company Fusible switching disconnect modules and devices with multi-functional trip mechanism
FR2923944A1 (fr) * 2007-11-20 2009-05-22 Schneider Electric Ind Sas Interface de declenchement, module de protection contre les surtensions et module de coupure couples a une telle interface et dispositif de protection contre des surtensions comportant de tels modules.

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* Cited by examiner, † Cited by third party
Title
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FR3016732A1 (fr) 2015-07-24
EP2897154A1 (de) 2015-07-22
FR3016732B1 (fr) 2016-01-29

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