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The present disclosure relates to a frame section for a window or casement frame of a window, door or facade. The frame section includes an undercut cable groove, which is situated on the outer periphery of the frame section and is designed to hold an electric cable including two or more electric co

The present disclosure relates to a frame section for a window or casement frame of a window, door or facade. The frame section includes an undercut cable groove, which is situated on the outer periphery of the frame section and is designed to hold an electric cable including two or more electric conductors in a positive fit. The frame section has a centering frame for the cable, which can be placed over the cable.

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1. One selected from a frame section for a window, a casement frame of a window, door, and a facade, comprising: a cable groove arranged on an outer periphery of the section, wherein the cable groove defines an undercut areaa cable retained within the undercut area of the cable groove, wherein the c

1. One selected from a frame section for a window, a casement frame of a window, door, and a facade, comprising: a cable groove arranged on an outer periphery of the section, wherein the cable groove defines an undercut areaa cable retained within the undercut area of the cable groove, wherein the cable comprises a plurality of conductors;a centering frame engageable with the electric cable in the cable groove, wherein the centering frame is attachable to the cable and to the section; andwherein the cable further comprises a cable jacket provided with a groove-like indentation, and wherein the centering frame comprises a bar that engages the indentation. 2. The frame section according to claim 1, wherein the cable is a ribbon cable, and the plurality of conductors are disposed parallel to one another and are arranged in a plane. 3. The frame section according to claim 2, wherein the ribbon cable comprises lateral lugs that are constructed to elastically grip behind first bars flanking the cable groove. 4. The frame section according to claim 1, wherein the indentation and the bar run parallel to the plurality of conductors. 5. The frame section according to claim 1, wherein the indentation and the bar—present corresponding, tapered cross sections. 6. The frame section according to claim 1, wherein the centering frame comprises guidance bars for a piercing connector. 7. The frame section according to claim 1, wherein the centering frame further comprises lateral spacers that extend in the longitudinal direction of the cable groove. 8. The frame section according to claim 1, wherein the centering frame comprises a plurality of centering frames connected to each other in the longitudinal direction of the cable groove. 9. One selected from a frame section for a window, a casement frame of a window, door, and a facade, comprising: a cable groove arranged on an outer periphery of the section, wherein the cable groove defines an undercut area;a cable retained within the undercut area of the cable groove, wherein the cable comprises a plurality of conductors;a centering frame engageable with the electric cable in the cable groove, wherein the centering frame is attachable to the cable and to the section; andwherein the centering frame further comprises a piercing, contact connector. 10. The frame section according to claim 9, wherein the cable groove—is formed within a fitting groove on the frame section, wherein the fitting groove is adapted to receive fittings, and wherein the centering frame is constructed to engage the fitting groove. 11. The frame section according to claim 9, wherein the centering frame is designed for engagement on the fitting groove. 12. The frame section according to claim 9, wherein the centering frame is constructed for engagement in the cable groove. 13. The frame section according to claim 9, wherein the centering frame and the connector are connected to form one part, but they are movable relative to each other. 14. The frame section according to claim 9, wherein corresponding engagement portions engage on the cable and the connector, latching the connector to the cable. 15. The frame section according to claim 14, wherein the centering bar comprises engagement bars with engagement, portions, which cooperate with corresponding engagement portions in the indentation of the cable. 16. The frame section according to claim 15, the engagement portions are constructed with spatial separation from the centering bar and the indentation on the cable and on the connector. 17. The frame section according to claim 16, wherein the engagement portions, the centering projection and the piercing contacts are adjusted to each other so that, during the mounting of the connector on the cable, the alignment on the centering projection occurs first, and then the contacting, and finally the engagement. 18. One selected from a frame section for a window, a casement frame of a window, door, and a facade, comprising: a cable groove arranged on an outer periphery of the section, wherein the cable groove defines an undercut area;a cable retained within the undercut area of the cable groove, wherein the cable comprises a plurality of conductors;a centering frame engageable with the electric cable in the cable groove, wherein the centering frame is attachable to the cable and to the section; andwherein the centering frame is attached to the section via at least one screw. 19. The frame section according to claim 18, wherein the centering frame comprises lateral lugs adapted to grip behind second bars that are disposed on delimitation bars. 20. One selected from a frame section for a window, a casement frame of a window, door, and a facade, comprising: a cable groove arranged on an outer periphery of the section, wherein the cable groove defines an undercut area:a cable retained within the undercut area of the cable groove, wherein the cable comprises a plurality of conductors:a centering frame engageable with the electric cable in the cable groove, wherein the centering frame is attachable to the cable and to the section:wherein the centering frame comprises guidance bars for a piercing connector; andwherein the centering frame further comprises engagement hooks for engagement of the piercing connector. 21. One selected from a frame section for a window, a casement frame of a window, door, and a facade, comprising: a cable groove arranged on an outer periphery of the section, wherein the cable groove defines an undercut areaa cable retained within the undercut area of the cable groove, wherein the cable comprises a plurality of conductors;a centering frame engageable with the electric cable in the cable groove, wherein the centering frame is attachable to the cable and to the section; anda connector, mounted on the section, including insulation piercing contacts for contacting the plurality of conductors. 22. The frame section according to claim 21, wherein the insulation piercing contacts are constructed as piercing contacts. 23. The frame section according to claim 21, wherein the connector directly or indirectly engages one of either the cable groove or another groove. 24. The frame section according to claim 21, wherein the connector is inserted in the centering frame. 25. The frame section according to claim 21, wherein the piercing connector comprises a connector top part and a connector bottom part which are connectible to each other. 26. The frame section according to claim 25, wherein the piercing contacts are formed on the connector bottom part. 27. The frame section according to claim 25, wherein the connector bottom part engages the centering frame. 28. The frame section according to claim 25, wherein the connector top part engages the connector bottom part. 29. The frame section according to claim 25, wherein the connector bottom part and the centering frame present mutually corresponding guidance contours for introducing the connector bottom part into the centering frame. 30. The frame section according to claim 25, wherein, on the connector top part, a shaft is formed for insertion into a recess on the connector bottom part. 31. The frame section according to claim 25, wherein the connector top part is insertable into different positions in the connector bottom part. 32. The frame section according to claim 25, wherein, on the connector bottom part, a bottom groove is formed, which cooperates with a top centering bar on the centering frame. 33. The frame section according to claim 25, wherein an engagement contour is formed directly on the connector for engagement on the cable groove. 34. The frame section according to claim 25, wherein a centering bar is formed directly on the connector for engagement in the indentation of the cable. 35. The frame section according to claim 34, wherein the centering bar is elastic and is connected with the housing of the connector by at least one compressible spring element. 36. The frame section according to claim 34, wherein the indentation and the centering bar present corresponding, conically tapering, cross sections. 37. The frame section according to claim 36, wherein the connector part presents a centering bar on its side facing the cable. 38. The frame section according to claim 21, wherein two of the piercing connectors are connected to one another by a film hinge with integrated conductors. 39. The frame section according to claim 38, wherein the piercing connectors are arranged in a 45° position at an angle with respect to one another. 40. One selected from a frame section for a window, a casement frame of a window, door, and a facade, comprising: a cable groove arranged on an outer periphery of the section, wherein the cable groove defines an undercut area;a cable retained within the undercut area of the cable groove, wherein the cable comprises a plurality of conductors;a centering frame engageable with the electric cable in the cable groove, wherein the centering frame is attachable to the cable and to the section; anda connector, mounted on the cable, comprising insulation piercing contacts for contacting the plurality of conductors. 41. The frame connector according to claim 40, the connector engages the cable. 42. The frame section according to claim 41, wherein the connector clamps firmly to the cable.