Hanging support, U-profile perforated on 3 sides with welded head plate, system HU 4530/..., for brackets for one-, two- and three-sided installation, in order to prevent the deformation of the hanging support profile when installing the bracket, the hanging support spacer profile HDS 45.30 F with hexagon screw must be taken into account for static reasons, when attaching the bracket to the hanging support profile on one side, the closed side of the bracket should preferably be aligned with the profile web of the hanging support. For static reasons and to enable the protective cap to be fitted without problems, the bracket must be mounted at a distance of x=50 mm (bottom edge of the bracket to the end of the hanging support), above the end of the hanging support. for boom: KTAL... KTAM... = 400 mm KTA... = 400 mm Dimensions (approx. dimensions) Head plate L x W xt: 130 x 40 x 5 mm Fastening holes: 11 x 20 mm Center distance: 100 mm Head plate holes, center: 11 x 20 mm 15 mm from the side edge U-profile: 43.5 x 29.5 x 29.5 mm Material thickness t: 2 mm Distance between three-sided profile holes and head plate: 125 mm Three-sided profile holes, single row: 11 x 30 mm Center distance: 50 mm Total length L: 1005 mm Material: Steel, hot-dip galvanized in accordance with DIN EN ISO 1461