Classifications

• • H—ELECTRICITY
  • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
  • H02G5/00—Installations of bus-bars
  • H02G5/02—Open installations
  • H02G5/025—Supporting structures
• • H—ELECTRICITY
  • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
  • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
  • H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards

Definitions

• the invention relates to the installation or installation of busbars and is in the structural design of a busbar holder for at least two extending in a pre ⁇ given longitudinal direction parallel to a wall plane of a power distribution unit busbars to be used in which two holding parts are provided, which are separated by a parting line are, wherein the two holding ⁇ parts to form individual receptacles for the busbars on the side of the parting line semi-open recesses aufwei- sen, the holding parts are positioned in the power distribution unit such that the individual recordings both in a perpendicular to the wall plane extending first transverse direction also in a direction parallel to the wall plane extending second transverse direction of the busbars are arranged offset from one another and wherein one of the two holding parts has lugs for engagement in the other of the two holding parts.
• a generic busbar holder for installation in an energy distribution cabinet is known for example from the publication DE 695 11 156 T2.
• the lugs are used to engage a holding part in the other holding part to prevent mutual Ver ⁇ push the two holding parts.
• the lugs are at a distance from the half-open recesses between each two see formed adjacent to the individual shots.
• formed in the half-open recess of a positioning fingers of the holding parts so that current shift ⁇ NEN with two different profiles, which in their Height - measured in the first transverse direction of the busbars - different, can be recorded.
• busbar holder for installation in busbar boxes is known from the publication DE 1 041 129 A. Also in this busbar holder, the lugs are formed for engagement of a holding part in the walls ⁇ re holding part respectively between two adjacent of the individual ⁇ receptacles.
• the invention is based on the object to provide a different conductor rail holder, which allows an exchange of different Stromschie ⁇ nenprofile by replacing only one of the holding parts.
• busbar holder with the features of claim 1, wherein in each case one of the lugs of a holding part engages in one of the half-open recesses of the other holding part such that it at least a portion of a perpendicular to the second
• the lugs thus prevent not only a mutual Ver ⁇ push the two holding parts, but they take over in manufacturing technology advantageously the additional function of adjusting the individual shots of the busbar holder to the cross section of the busbars.
• a preferred embodiment of the busbar holder provides that both holding parts each form only a perpendicular to the second transverse direction of the busbars extending side to limit the individual recordings. This makes it possible to specify the width of the boundaries in the second transverse direction running parallel to the wall plane by designing only one of the two holding elements.
• the two retaining parts can be connected together by means of corresponding first fastening means and that one of the retaining parts forms ei ⁇ NEN fastened to frame sections of the power distribution unit by means of second attachment means the base holder, comprising support surfaces for An Extran to the frame profiles.
• the support surfaces for receiving the second fastening means are provided with oblong holes extending in the longitudinal direction of the busbars.
• a further preferred embodiment provides that the basic holder in each case forms at least one section of at least two sides of one of the boundaries of the individual receptacles running perpendicular to the first transverse direction of the busbars.
• the individual receptacles have an H-shaped cross-sectional area, since then busbars with H-shaped cross-sectional profile but also two flat bars with rectangular cross-sectional area can be accommodated in each of the individual receptacles.
• the new busbar holder are provided as part of the busbar holder means for supporting the busbars in the predetermined longitudinal direction at the same time.
• at least one pin can be provided for supporting each of the busbars in each case, which can be inserted into mutually aligned slots which are open towards the individual receivers for the busbars of the two holding parts.
• the two holding parts are formed in the predetermined longitudinal direction mirror-symmetrical.
• the new conductor rail holder is in particular in power distribution units in the form of a control cabinet or a
• Switchgear applicable to at least two in a predetermined longitudinal direction parallel to two frame profiles of a wall plane of the control cabinet or the switchgear kannre- Keep calking busbars firmly on the frame of the power distribution unit.
• Figure 1 is a perspective view of a frame egg ner power distribution unit in the form of a Wegfel ⁇ of the fixed four-bar holder by means of current busbars,
• FIG. 2 shows the frame with busbar holders according to FIG. 1 in a front view
• FIG. 3 shows the frame with busbar holders according to the figure
• FIG. 4 shows a holding part of the form of a basic holder
• Busbar holder which is fixable according to the figures 1 to 3 on the frame
• FIGS. 5 and 6 show two embodiments of a holding part designed as a counterpart to the basic holder
• FIGS. 7 and 8 show two different views of one of
• FIGS. 9 and 10 show two embodiments of a busbar which can be received by the busbar holder according to FIG.
• FIGS. 1 to 3 show a frame of a switching field of a power distribution unit 1 in the form of a switchgear, also known as a point distributor.
• the frame is cuboid and consists of four lateral, horizontally extending frame profiles 2 to 5, two rear frame profiles 6 extending horizontally and 7, two front side, horizontally extending frame profiles 8 and 9 and four vertically extending frame profiles 10 to 13.
• the frame profiles can be screwed together, ver ⁇ welded or connected by means of additional corner connectors.
• the outer sides of the frame profiles form wall levels 14 to 19, where, for example, cladding panels or door ⁇ elements can be fastened.
• busbar holders 24 serve to hold up to four in their longitudinal direction 26 parallel to the frame profiles 10 and 11 and 12 and 13 extending busbars 25 in the form of field rails so that they both in a perpendicular to the wall plane 14 extending first transverse direction 27 as well in a direction parallel to the wall plane extending second transverse direction 28 are arranged offset from one another. This allows unimpeded, front-side access to the connection of connecting conductors , not shown further, as is already known from the document DE 695 11 156 T2.
• each of the Stromschienenhal ⁇ ter 24 of two holding parts 31 and 32 which are separated by a parting line 33rd To form Einzelholz ⁇ take 34 for the four busbars, the two holding parts 31 and 32 on the side of the parting line 33 semi-open
• Recesses 35 and 36 and 136 (see Figures 4 and 5 and 6).
• the two retaining parts 31 and 32 are fixedly connected to each other in the form of three screw connections by means of first fastening means Be ⁇ 38th In each case, the nut of the screw is supported on the one holding part 31 and the screw head to the other holding part 32.
• the holding parts can be positioned in the power distribution unit 1 in such a way that the individual receptacles 34 both in the first transverse direction 27 of the busbars perpendicular to the wall plane 14 and in the second transverse direction 28 of the busbars running parallel to the wall plane offset from one another.
• the busbar 25 receiving portion 39 of the two holding parts has a height 40 of only 15mm (see Figure 8) and is therefore compared to its depth 41 (see Figure 7) is particularly flat. This allows connection conductors to be connected to the busbars 25 with a minimum clearance of 15 mm without having to deform the connection conductors themselves.
• busbar holder 24 For direct attachment of the busbar holder 24 to the frame of the panel each has one of the two
• Holding parts 31 which forms a flat base holder, the inner sides 21 and 22 of the two right, vertically extending frame sections 10 and 11 associated support surfaces 42 and 43rd on. These support surfaces 42 and 43 are on support arms 44 and
• Second fastening means 47 in the form of screw, which serve to attach the base holder 31 to the frame profiles 10 and 11, pass through each one of the unilaterally open slots
• each of the busbar holder 24 stepless and thus independent of the grid 20 of the fastening holes ⁇ 23 of the frame profiles 10 and 11th be positioned and fastened to the frame at any height.
• busbar holder has a H-shaped cross- ⁇ -sectional area 48 which allows busbars in the form of rails 125 with H-shaped cross section according to Figure 9 or busbars in the form of two Flat sub-rails 225 with rectangular cross section according to the figure 10 record.
• the base holder three lugs 52 which engage the associated recesses 36a of the Ge ⁇ gens tückes and a portion 53 of a two ⁇ th is perpendicular to the first lateral direction 27 of the current rails running side 54 to limit the Einzelauf ⁇ measures form.
• the busbars are enclosed on the front side by the base holder 31 so that the electrodynamic force acting obliquely in the direction of the arrangement of the busbars in the case of a short circuit can also be picked up very well directly by the base holders 31 in the areas between the first fastening means 38.
• the counterpart 32 to the base holder 31 also has lugs 55 which engage in the recesses 35 of the base 31 a ⁇ and thereby forms the remaining portion 57 of the second perpendicular to the first transverse direction 27 of the busbars extending side 54 for limiting the individual recordings and a second of the perpendicular to the second transverse direction 28 of the busbars extending side 56 for limiting the individual shots.
• both the basic holder 31 and the counterpart 32 each form only one side perpendicular to the second transverse direction 28 of the busbars 25 for limiting the individual receptacles, it is possible to adjust the width of the individual receptacles in the second transverse direction 28 running parallel to the wall plane to specify by appropriate design only one of the two holding elements.
• FIG. 5 shows a first counterpart 32 from the selection, in its assembly with the base holder 31 shown in Figure 4 (see Figures 7 and 8) delimitations 34 having a first width of, for example, 40mm, measured in the second transverse direction 28 formed are.
• FIG. 6 shows a second counterpart 132 of the selection, in which the lugs 155, measured in the second transverse direction 28, are wider than in the counterpart 32 according to FIG.
• delimitations 134 for receiving bus bars having a second width of, for example, 30 mm.
• the cross section of the busbars changes only in the second transverse direction 28 and thus essentially in the direction of the parting line 33 between the holding parts 31 and 32 or 132.
• the cross section increases perpendicular to the parting line, it can be achieved a higher short-circuit strength of the busbars with the same distance between supports Zvi ⁇ rule the busbars.
• the new conductor rail holder is therefore always narrow in the first transverse direction 27 of the busbars 25 irrespective of the cross section of the busbars used, and in addition the connection levels accessible to the front of the busbars are independent of the current conductor used. NEN and thus regardless of the counterpart used 32 and 132 are always positioned the same.
• the two holding parts 31 and 32 and 132 in the predetermined longitudinal direction 26 of the bus bars 25 are mirror-symmetrical.
• each of the busbar holders 24 can be mounted both on the right 10, 11 and rotated by 180 ° to the left 12, 13 vertical frame profiles.

Landscapes

• Engineering & Computer Science (AREA)
• Power Engineering (AREA)
• Installation Of Bus-Bars (AREA)
• Tires In General (AREA)
• Mounting Components In General For Electric Apparatus (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=38596594

Family Applications (1)

Country Status (6)

Families Citing this family (3)

Family Cites Families (4)

• 2006
  • 2006-07-05 DE DE200610031763 patent/DE102006031763A1/de not_active Withdrawn
• 2007
  • 2007-07-02 WO PCT/EP2007/056650 patent/WO2008003680A1/de active Application Filing
  • 2007-07-02 EP EP07765762A patent/EP2036176A1/de not_active Withdrawn
  • 2007-07-02 RU RU2009103780/07A patent/RU2437192C2/ru not_active IP Right Cessation
  • 2007-07-02 BR BRPI0713894-6A patent/BRPI0713894A2/pt not_active IP Right Cessation
• 2009
  • 2009-01-29 NO NO20090463A patent/NO20090463L/no not_active Application Discontinuation

Non-Patent Citations (1)

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