A method of manufacturing a bar element for a busbar conduit, comprising: - providing a conductive bar, which extends substantially straight in a longitudinal direction X-X, - at least partially covering the conductive bar with an electrically insulating layer in the form of a flexible insulating film, - bending the conductive bar, thereby defining at least one substantially rectilinear first portion and one second portion connected to the first portion via at least one bend, characterized in that it further comprises: - surrounding the electrically insulating layer with at least one compression member, which is elastically tightened against the electrically insulating layer to thereby tighten the electrically insulating layer against the conductive bar, so that the compression member has at least one portion of its inner surface in contact with the electrically insulating layer, and the inner surface of the compression member remains unattached to the electrically insulating layer, the compression member being thereby movable relative to the electrically insulating layer, - wherein the step of covering the conductive bar with the electrically insulating layer comprises applying a pressure-sensitive adhesive between the conductive bar and the insulating layer, - wherein the step of bending the conductive bar is provided after the step of surrounding the insulating layer with the compression member or between the step of covering the conductive bar with the insulating layer and the step of surrounding the insulating layer with the compression member, and - wherein, after the steps of surrounding the electrically insulating layer with at least one compression member and of bending the conductive bar, the electrically insulating layer at least partially covers the conductive bar at the first portion and the second portion, and the at least one compression member is located at the second portion. - providing a conductive bar, which extends substantially straight in a longitudinal direction X-X, - at least partially covering the conductive bar with an electrically insulating layer in the form of a flexible insulating film, - bending the conductive bar, thereby defining at least one substantially rectilinear first portion and one second portion connected to the first portion via at least one bend, - surrounding the electrically insulating layer with at least one compression member, which is elastically tightened against the electrically insulating layer to thereby tighten the electrically insulating layer against the conductive bar, so that the compression member has at least one portion of its inner surface in contact with the electrically insulating layer, and the inner surface of the compression member remains unattached to the electrically insulating layer, the compression member being thereby movable relative to the electrically insulating layer, - wherein the step of covering the conductive bar with the electrically insulating layer comprises applying a pressure-sensitive adhesive between the conductive bar and the insulating layer, - wherein the step of bending the conductive bar is provided after the step of surrounding the insulating layer with the compression member or between the step of covering the conductive bar with the insulating layer and the step of surrounding the insulating layer with the compression member, and - wherein, after the steps of surrounding the electrically insulating layer with at least one compression member and of bending the conductive bar, the electrically insulating layer at least partially covers the conductive bar at the first portion and the second portion, and the at least one compression member is located at the second portion.