EP2028665A1 - Laufbuchsenanordnung zum Einbau durch eine Öffnung in einer Wand eines Stromwandlers - Google Patents

Laufbuchsenanordnung zum Einbau durch eine Öffnung in einer Wand eines Stromwandlers Download PDF

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Publication number
EP2028665A1
EP2028665A1 EP08160820A EP08160820A EP2028665A1 EP 2028665 A1 EP2028665 A1 EP 2028665A1 EP 08160820 A EP08160820 A EP 08160820A EP 08160820 A EP08160820 A EP 08160820A EP 2028665 A1 EP2028665 A1 EP 2028665A1
Authority
EP
European Patent Office
Prior art keywords
bar
blades
wall
assembly according
outlet
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.)
Withdrawn
Application number
EP08160820A
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English (en)
French (fr)
Inventor
Olivier Pioch
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.)
Pioch
Original Assignee
Pioch
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pioch filed Critical Pioch
Publication of EP2028665A1 publication Critical patent/EP2028665A1/de
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/02—Casings
    • H01F27/04—Leading of conductors or axles through casings, e.g. for tap-changing arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
    • H01R13/74—Means for mounting coupling parts in openings of a panel

Definitions

  • the invention generally relates to a bar-pass assembly for mounting through an orifice of a wall of an electrical transformer.
  • Some ducts have the defect of allowing only two orientations of the drivers at the start of the bar.
  • Other ducts comprise a bellows that can flex to adapt to the orientation of the drivers leaving the bar.
  • the bellows is the seat of significant constraints. These constraints can ultimately lead to a tear of the bellows.
  • the invention aims to provide a bar-pass assembly whose sheath is adaptable to a multitude of directions of drivers from the bar, and is also durable over time.
  • the invention relates to a busbar assembly of the aforementioned type, characterized in that the sheath comprises a light and means for wedging the output to one of a plurality of possible positions in the light.
  • the set 1 represented on the figure 1 is a crossing intended to allow the passage of a power line, particularly of high intensity, through the wall of the housing of an electrical transformer.
  • the assembly comprises a conductive longitudinal bar 2 capable of being engaged through an orifice O of the wall P, an electrically insulating bar-pass device 4 capable of being interposed in the orifice O between the bar 2 and the wall P , and a sheath 6 for protecting the bar.
  • the conductive bar 2 is rectilinear and has a section with two large opposite sides rectilinear and two small opposite sides rounded or oblong. It is made of non-ferrous material, typically copper.
  • the bar 2 may be electrically connected to a low voltage output of the transformer by an inner end 10 disposed on an inner side of the wall P. It has, for this purpose, holes 12 for the connection of electric cables.
  • the bar 2 is also likely to be electrically connected to one or more electrical conductors (not shown) by an outer end 14 disposed on an outer side of the wall P.
  • the assembly 1 comprises a connector 16 screwed into a bore 17 ( figure 4 ) of the end 14 with the screw 18 and a nut (not shown).
  • the connector 16 is made of an electrically conductive material and comprises a plate 22 for fixing on the bar 2 and a terminal 24 for receiving a conductive end of the electrical conductor.
  • two electrical conductors are electrically connected to the bar 2 via the lug 24 and the wafer 22.
  • the connector 16 may comprise several lugs 24, each receiving the end of one or two electrical conductors .
  • the bar-pass device 4 comprises a body 26 and a cover 28 covering the body 26.
  • the body 26 and the cover 28 are made essentially thermoplastic material, for example polyamide or polybutidene terephthalate.
  • the body 26 is traversed longitudinally from one side by a conduit 30 for receiving the conductive bar 2.
  • the lid 28 has a bell-shaped shape and internally delimits a housing 32 for receiving the bulk of the body 26.
  • the housing 32 is extended at the upper end of the lid 28 by a passageway 34 of the conductive bar 2.
  • light has a section substantially equal to that of the bar 2.
  • the body 26 and the cover 28 are adapted to be arranged, as shown in FIG. figure 1 , on the same side of the wall P.
  • the body 26 has essentially the shape of a sleeve of internal section very slightly greater than the section of the conductive bar 2.
  • the body 26 has externally, in its middle part, a flange 36 bearing on the outer surface of the wall P.
  • This flange 36 longitudinally separates the body into a portion intended to be engaged in the orifice O and a portion intended to be received in the cover 28.
  • the part of the body 26 engaged in the orifice O has the shape of a collar 38 having externally longitudinal ribs 40 of stiffening (visible on the figure 4 ). These ribs 40 are of progressively decreasing height from the flange 36 to the free end of the collar 38.
  • the body 26 is defined by a tubular extension 42 of oblong section delimiting the duct 30.
  • a not shown piercing is formed in the tubular extension 42. This piercing opens into the duct 30 It is adapted to receive the end of a pin, not shown, intended for the axial retention of the bar 2. The other end of the pin is received in a bore 44 of the bar 2, aligned with the bore of the extension 42.
  • the lid 28 has a tubular wall 46 surrounding the tubular extension 42 of the body.
  • This tubular wall 46 has, at its lower end in contact with the outer surface of the wall P, a mounting base 48.
  • the base 48 is substantially rectangular in shape with rounded corners. In the corners are holes 50 ( figure 4 ) for receiving fastening bolts of the device 4 on the wall P.
  • Triangular reinforcing ribs 52 connect the exposed surface of the base 48 to the tubular wall 46.
  • the base 54 is a hollow housing comprising two half-shells 66 assembled to one another by screws or bolts (not shown) engaged in loops 68 half-shells arranged in the extension of each other.
  • the base 54 has, perpendicular to the longitudinal direction, a constant cross section substantially square.
  • the base 54 is disposed around the insulating device 4, and is applied by an open longitudinal end 70 against the wall P, around the base 48.
  • Each half-shell 66 comprises, at the end 70, two outer legs 72 of the fixing of the base 54 to the wall P.
  • the tabs 72 are each fixed to the wall P by means of a screw or nut not shown.
  • the base 54 has, opposite the end 70, an end 74 closed by a partition 76.
  • the partition 76 has an opening 78 through which the end 14 of the bar.
  • the opening 78 has a shape substantially conjugate with that of the outer end 14 of the bar, the gap between the opening and the bar being extremely reduced.
  • Each half-shell 66 has a plurality of ventilation slots 79 ( figure 4 ), communicating the interior space of the base 54 with the outside atmosphere.
  • the shell 56 is also a hollow housing having two half-shells 80 and 82 assembled to one another by screws or bolts engaged in loops 84 of the half-shells placed in the extension of each other.
  • the shell 56 is delimited by two front walls 86 and 88 facing each other, an arcuate side wall 90, a plane side wall 92 and a bottom 94.
  • the end walls 86 and 88 belong respectively to the half-shells 80 and 82. They extend substantially parallel to the large faces of the bar 2.
  • the bottom 94 is substantially perpendicular to the longitudinal direction and delimits the shell 56 towards the wall P from the bottom 94.
  • the bottom 94 is pierced with an opening 96 of rectangular shape in which the partition is inscribed 76 of the base.
  • the opening 96 and the partition 76 are of conjugate shapes, so that the partition 76 completely closes the opening 96.
  • the shell 56 has a skirt 98 surrounding the opening 96 and protruding towards the wall P from the bottom 94.
  • the skirt 98 has a shape conjugate to that of the base 64 and is pressed against the outside of the base 54.
  • the flat side wall 92 extends parallel to the longitudinal direction. It is perpendicular to the bottom 94 and perpendicular to the large faces of the bar 2.
  • the arcuate side wall 90 has a cylindrical sector shape of axis of symmetry X perpendicular to the large faces of the bar 2. This axis X passes through the bore 17 of the bar receiving the bolt 18.
  • the arcuate side wall 90 ' extends in an arc from an end of the bottom 94 opposite the wall 92, to one end of the wall 92 opposite the bottom 94.
  • the lumen 58 is formed in the arcuate wall 90. It occupies substantially the entire surface of the wall 90, with the exception of a peripheral zone thereof. It has substantially the same shape in cylinder sector as the arcuate wall 90.
  • the light 58 extends over a circular arc of about 110 ° around the axis X.
  • the means 60 for adjusting the position of the shell 56 with respect to the base 54 comprise a plurality of teeth 100 formed on an external surface of the base 54, and a plurality of teeth 102 formed on an inner surface of the skirt 98 and adapted to cooperate with the teeth 100.
  • the teeth 100 and 102 extend in a rectilinear manner perpendicularly to the longitudinal direction.
  • the outlet sleeve 62 is a tubular sleeve of substantially square section. It also includes two half-shells 104 assembled by bolts or screws engaged in passers 106 of the two half-shells placed in the extension of each other ( figure 3 ).
  • the contact plane of the half-shells 80 and 82 divides the walls 90, 92 and 94 into two equal halves.
  • the contact plane of the half-shells 104 and substantially coincides with that of the half-shells 80 and 82.
  • the contact plane of the half-shells 66 is substantially perpendicular to the contact plane of the half-shells 80 and 82.
  • the half-shells 66 are symmetrical to each other with respect to their mutual contact plane, as are the half-shells 80 and 82, as well as the half-shells 104.
  • a lower end 108 of the outlet sleeve is engaged in the lumen 58.
  • the sleeve 62 extends from the end 108 outwardly of the shell 56 up to an upper end 110.
  • the end 110 is typically closed by a shutter plate (not shown) in which is provided at least one through hole for an electrical conductor.
  • the sleeve 62 has substantially the same width as the light 58. Here is meant by width the sleeve or light dimension perpendicular to the large faces of the bar 2.
  • the sleeve 62 is capable of occupying a plurality of positions in the lumen 58. These positions are offset relative to one another along the lumen 58. More precisely, these positions are deduced from each other by rotation of the sleeve 62. around the axis of symmetry X of the light 58.
  • the sleeve 62 is positioned at a circumferential end of the slot 58, against the plane wall 92.
  • the central axis of the sleeve 62 then extends longitudinally in the extension of the bar 2 and the skirt 98.
  • the sleeve 62 is also capable of adopting a position not shown, in which the sleeve is placed at the opposite circumferential end of the slot 58, against the bottom 94. In this case, the central axis of the sleeve extends perpendicularly to the longitudinal direction .
  • the sleeve is also capable of adopting a plurality of other positions intermediate between the two extreme positions described above.
  • the means 64 for wedging the outlet sleeve 62 selectively to one of the plurality of possible positions in the lumen comprises a plurality of identical blades 112 to each other.
  • the blades 112 are provided to close the lumen 58 on either side of the sleeve 62.
  • the blades are capable of adopting a plurality of different arrangements, each corresponding to one of the positions of the outlet, the blades in a given arrangement closing all the light on either side of the outlet sleeve.
  • the light 58 is delimited by two arcuate edges 114 parallel to each other, and two straight edges 116 connecting the ends of the arcuate edges. Slides 118 are provided along each arcuate edge 114.
  • the blades each have a rectangular shape. They are arranged in the light 58 in a line, with their respective long sides parallel to each other.
  • the blades 112 are each engaged by their respective ends in the slides 118. They are oriented so that their long sides are parallel to the X axis.
  • the blades 112 are distributed on either side of the sleeve 62 depending on the position occupied by said sleeve in the light.
  • the blades 112 are all arranged side by side, parallel to each other, on the same side of the sleeve.
  • the blades 112 are all arranged to the left of the sleeve 62 in the position illustrated in FIG. figure 1 .
  • the blades 112 are all arranged to the right of the sleeve 62. The left and the right are here heard relative to the representation of the figure 1 .
  • some of the blades 112 are located on one side of the sleeve 62, i.e. between the sleeve 62 and one of the edges 116 of the lumen, and the other blades are located on the opposite side the sleeve 62, that is to say between the sleeve 62 and the other edge 116.
  • the sheath comprises nine blades 112.
  • the sleeve 62 is then capable of being wedged at ten different positions in the slot 58 according to the arrangement of the blades 112 in the slot 58 with respect to the sleeve 62.
  • the end 108 of the sleeve 62 is surrounded by a flange having two arcuate portions 120 engaged in the grooves 118, connected by two straight portions 122 parallel to the axis X.
  • the portions 120 are parallel and opposite. They have the same curvature as the slides 118.
  • each blade 112 has a large edge 124 shaped tenon, its large opposite edge being shaped mortise 126.
  • the blades 112 are oriented so that the pin 124 of a blade is engaged in the mortise 126 of the adjacent blade.
  • the tenons 124 and the mortises 126 are shaped to bind the adjacent blades to each other, while allowing a pivoting of the blades relative to each other.
  • the blades 112 pivot relative to each other around the studs 124.
  • the posts have, for this purpose, substantially cylindrical shapes and the mortises of the conjugate forms.
  • one of the two portions 122 of the collar of the sleeve is shaped in a pin identical to that of the blades 112, and the opposite portion 122 is shaped as a mortise identical to the mortise 126 of the blades.
  • the blades 112 disposed immediately on either side of the sleeve 62 are connected to this sleeve, in the same way that they are connected to the other blades.
  • one of the edges 116 of the light is mortise-shaped, for example the edge adjoining the bottom 94, and the other edge 116 is shaped in tenon, here the edge adjoining the face 92.
  • the various elements arranged in the light 58 namely the blades 112 and the sleeve 62, are connected to each other by tenon-mortise connection means, and are connected to the two right edges 116 of the light also by means of mortise and tenon connections.
  • the light 58 is thus sealed.
  • the various elements of the sheath namely the base 54, the shell 56, the outlet sleeve 62 and the blades 112, are made for example essentially of thermoplastic material, for example polyamide or polybutidene terephthalate.
  • the procedure for mounting the sheath 6 around the outer end 14 of the bar is as follows.
  • the two half-shells 66 of the base are first placed on either side of the electrically insulating device 4. Then, the two half-shells 66 are assembled to one another by means of bolts or screw. The base 54 is then rigidly fixed to the wall P of the transformer by means of screws engaged in the tabs 72, and / or nuts.
  • the two half-shells 80 and 82 of the shell 56 are then placed on either side of the end 14 of the bar. Before assembling the two half-shells to one another, the longitudinal position of the shell 56 is adjusted so that the connecting hole 17 of the connector 16 is placed in the axis of symmetry X of the light 58 .
  • the lug 24 of the connector is oriented in the desired direction for the departure of the electrical conductors.
  • This orientation can be, as on the figure 1 , along the longitudinal axis. It can also be substantially perpendicular to the longitudinal direction, that is to say substantially horizontally on the figure 1 .
  • the orientation of the terminal 24 can also be any intermediate value between these two extreme positions, for example at 45 ° with respect to the longitudinal direction, as on the figure 2 .
  • the electrical conductors are connected to the lug 24 through the light 58. Then the two half-shells 104 of the outlet sleeve are placed around the conductors and are engaged by the arcuate portions of the collar in the 118. The sleeve 62 can then be moved along the lumen 58 so as to adjust its position according to the orientation of the lug 24 and the electrical conductors.
  • the blades 112 are placed in the slides 118. They are distributed on either side of the sleeve 62 adequately to wedge it to the desired position. As the blades are added, the pins 124 are engaged in the corresponding mortises 126 so as to bond the blades 112, the sleeve 62 and the straight edges of the light to one another. Finally, the half-shells 104 of the sleeve are fixed to one another by screws or bolts, and the half-shells 80 and 82 of the shell 56 are fixed to one another by bolts or screws. .
  • the bar-pass assembly described above has multiple advantages.
  • the sheath comprises a lumen and means for wedging the output at a plurality of possible positions in the lumen, the departure of the electrical conductors may be in different orientations corresponding to different possible positions of the output.
  • the output can take many positions: ten in the illustrated example. These positions cover an angular sector of substantially 90 ° for the departure of the cables.
  • the sheath has no elastic part placed under stress, and is therefore particularly durable.
  • the assembly of the sheath around the outer end of the rod is easy, since the main elements of the sheath are divided into two half-shells. It is thus possible to mount the sheath around the rod after the or the electrical conductors have been connected to the same rod.
  • the outlet is held in position vis-à-vis the light only by the blades, the collar being free to slide in the grooves.
  • the outlet is not bound by positive attachment means to the hull.
  • the blades are likely to be detached from each other, and also disengaged from the edges of the light output. They can easily be extracted from the light and replaced in an arrangement corresponding to the new desired position for the output.
  • the blades and the outlet are mounted in slides, it is easy to move them in the light from one position to another.
  • the sheath advantageously has means for adjusting the position of the light with respect to the lug fixing passage on the end of the bar. This ensures that the fixing passage is positioned along the axis of symmetry of the light.
  • This adjustment is made very simply and economically, because the sheath is divided into two parts, a base and a shell whose position is adjustable longitudinally relative to the base.
  • the sheath can be adapted easily according to the specifications of the customers, in particular according to the criteria to be respected for the angular range of adjustment of the orientation of the departures of electrical conductors, and for the finesse of this adjustment.
  • the adjustment range is adjusted by adjusting the size and shape of the light.
  • the fineness of adjustment that is to say the spacing of the positions likely to be adopted by the output in the light, is adjusted by varying the width of the blades.
  • a second embodiment of the bar-pass assembly is illustrated on the figure 5 .
  • the protective sheath 6 of the outer end 14 of the bar is rigidly fixed to the bar-pass device 4.
  • the sheath 6 is not in contact with the wall P of the transformer, and is totally independent of this wall.
  • the sheath 6 was rigidly fixed by its base 54 directly to the wall P of the transformer.
  • the cover 28 has a peripheral flange 130 surrounding the end of the tubular wall 46 opposite the transformer.
  • the flange 130 flares towards the wall P from the tubular wall 46.
  • the base 54 of the sheath is replaced by a piece 132 connecting the sheath with the cover 28 of the bar-pass device.
  • the connecting piece 132 has a lower bell-shaped collar 134 and an upper tube 136 for locking the shell 56.
  • the tube 136 has an internal passage of form conjugated to that of the bar, in which is engaged the outer end 14 of said bar. It bears on an external face a peripheral rib 138.
  • the flange 134 is integral with the tube 136. It flares towards the wall P from a lower end of the tube 136 facing said wall P.
  • flange 134 is applied by an internal face on the outer face of the flange 130. It is secured to said flange 130, for example by gluing.
  • the piece 132 is typically made of elastomer.
  • the shell 56 does not have a skirt 98 around the opening 96.
  • the wall delimiting the opening 96 has a shape conjugate with that of the tube 136. It comprises in particular a groove 140 for receiving the rib 138.
  • the protective shell 56 is arranged in such a way that the tube 138 is engaged in the opening 96, the collar 134 projecting under the opening 96.
  • the wall of the opening 96 has at its end opening inside the shell 56 a re-entrant rib 142 projecting inwardly from the opening 96.
  • the rib 142 forms a shoulder against which the tube 136 abuts .
  • the rib 142 internally defines a passage of restricted section, corresponding to the section of the bar 2. The end 14 of the bar is engaged in said restricted section. The rib 142 thus ensures centering and guidance of the bar at the entrance to the shell 56.
  • the two half-shells 80 and 82 of the shell 56 each comprise a tab 144 substantially perpendicular to the longitudinal direction.
  • the two tabs 144 pinch between them the free end 146 of the bar.
  • the tabs 144 comprise complementary cutouts, of shape conjugate to that of the bar.
  • the legs 144 take between them one of the small rounded sides of the bar, and part of each of the large faces of the bar. The bar is thus guided and centered at the opening 96 by the re-entrant rib 142 and at its free end 146 by the two tabs 144.
  • the embodiment of the invention of the figure 5 has the advantage that there is no direct contact between the sheath 6 and the wall P of the transformer, so that there can be no current leakage from the wall P to the sheath 6.
  • the bar-pass set may have multiple variants.
  • the light extends over an arc of approximately 110 °. It can extend over less than 110 °, or more than 110 °, for example up to 180 °.
  • the sheath has nine blades. It may comprise less than nine blades, for example two or three blades, or more than nine blades, for example ten, twelve, fifteen, or even more than fifteen blades. In the exemplary embodiment of the figure 5 it has six blades.
  • the blades can have all kinds of sizes. They can also present all kinds of shapes. They are not necessarily rectangular. The edges of the blades connected to each other are not necessarily straight. They can be V, have slots, or have any other form, provided that it is possible to ensure a seal between the adjacent blades.
  • the blades do not necessarily all have the same shape. Some may be larger and others smaller.
  • Light can have all kinds of shapes. It is not necessarily in the cylinder sector. It may for example have a flat and rectangular shape, or ring sector. In the latter case, the blades are also in the ring sector. The light can still be frustoconical.
  • the hull can also have any kind of shape.
  • the shell usually has a shape adapted to the shape of the light.
  • the half-shells of the base, the shell and the outlet can be fixed to each other by any means other than those described above, for example by staples.
  • the different elements of the sheath may not be in two half-shells but may be in one piece.
  • the blades may be bonded to each other and bonded to the outlet by means other than tenon / mortise bonds, for example staples.
  • the outlet can be locked at different light positions, in addition to the blades, by positive attachment means, for example staples distributed along the light.
  • the bar may not be substantially rectangular section, but rather circular section. It can be designed to be connected to a medium voltage output of the transformer and not to a low voltage output.
  • the electrically insulating device interposed between the bar and the wall may be of a type different from that illustrated on the Figures 1 to 4 . It can be for example of the type illustrated on the Figures 4 to 8 of the application filed under the number FR 06 04640 .
  • the outlet sleeve 62 may be closed by an elastomeric cap 148 which caps the upper end 110 of said sleeve.
  • the cap 148 comprises a skirt 150 applied on the outer surface of the sleeve 62, a wall 152 closing one end of the skirt 150, and one or more drums 154 protruding from the wall 152. Only one of the drums 154 is visible on the figure 5 .
  • the sleeve 62 has on its outer surface, near the upper end 110, teeth (not shown) for increasing the coefficient of friction between the skirt 150 and the outer surface of the sleeve 62.
  • the wall 152 closes the end 110 of the sleeve.
  • At least one of the drums 154 is open at its end opposite the wall 152, so as to allow the exit of one or more electrical cables to the outside of the sheath.
  • One or more other drums 154 may be closed. This variant is applicable to the two embodiments described above.
  • the base and the shell may be of one piece, in which case it is not possible to adjust the longitudinal position of the light with respect to the lug fixing hole.
  • the piece 136 may be rigidly fixed to the bar-pass device by means of screws engaged in holes in the cover 28. These holes may for example be formed in drums integral with the external surface of the cover 28.
  • the device bar-pass does not necessarily have a collar 50.
  • the collar 134 can be glued or fixed by any other means to another part of the bar-pass device 4.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
EP08160820A 2007-08-22 2008-07-21 Laufbuchsenanordnung zum Einbau durch eine Öffnung in einer Wand eines Stromwandlers Withdrawn EP2028665A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0757128A FR2920249B1 (fr) 2007-08-22 2007-08-22 Ensemble passe-barre destine a etre monte a travers un orifice d'une paroi d'un transformateur electrique

Publications (1)

Publication Number Publication Date
EP2028665A1 true EP2028665A1 (de) 2009-02-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP08160820A Withdrawn EP2028665A1 (de) 2007-08-22 2008-07-21 Laufbuchsenanordnung zum Einbau durch eine Öffnung in einer Wand eines Stromwandlers

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EP (1) EP2028665A1 (de)
FR (1) FR2920249B1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3618086A1 (de) * 2018-08-30 2020-03-04 ABB Schweiz AG Abschirmung für einen anschluss einer elektrischen hochspannungsvorrichtung und verfahren zum betrieb davon

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0944101A1 (de) * 1998-03-18 1999-09-22 Pioch S.A. Stromschienen-Anordnung und elektrische Durchführung
EP1638180A1 (de) * 2004-09-16 2006-03-22 LWT-Sicherheitswerkzeuge Jürgen Lowitzki Haube zum Abdecken des Kopfes einer Isolationskerze
FR2901631A1 (fr) 2006-05-23 2007-11-30 Pioch Soc Par Actions Simplifi Ensemble passe-tige destine a etre monte a travers un orifice d'une paroi d'un transformateur electrique

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0944101A1 (de) * 1998-03-18 1999-09-22 Pioch S.A. Stromschienen-Anordnung und elektrische Durchführung
EP1638180A1 (de) * 2004-09-16 2006-03-22 LWT-Sicherheitswerkzeuge Jürgen Lowitzki Haube zum Abdecken des Kopfes einer Isolationskerze
FR2901631A1 (fr) 2006-05-23 2007-11-30 Pioch Soc Par Actions Simplifi Ensemble passe-tige destine a etre monte a travers un orifice d'une paroi d'un transformateur electrique

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3618086A1 (de) * 2018-08-30 2020-03-04 ABB Schweiz AG Abschirmung für einen anschluss einer elektrischen hochspannungsvorrichtung und verfahren zum betrieb davon
WO2020043784A1 (en) * 2018-08-30 2020-03-05 Abb Schweiz Ag Shield for a terminal of a high-voltage electrical device and method for operating the same
CN112673437A (zh) * 2018-08-30 2021-04-16 Abb电网瑞士股份公司 用于高压电气设备端子的屏蔽件及用于操作屏蔽件的方法
CN112673437B (zh) * 2018-08-30 2022-03-01 日立能源瑞士股份公司 用于高压电气设备端子的屏蔽件及用于操作屏蔽件的方法
US11823815B2 (en) 2018-08-30 2023-11-21 Hitachi Energy Ltd Shield for a terminal of a high-voltage electrical device and method for operating the same

Also Published As

Publication number Publication date
FR2920249A1 (fr) 2009-02-27
FR2920249B1 (fr) 2009-11-13

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