lindab | acoustic solutions Rectangular curved silencer Dimensions Vertical mounting BDLD Horizontal mounting a b y a Description BDLD is a curved rectangular silencer with convensional design with width and height dimensions that doesn't exceed the present connection dimensions. Sizes available in horizontal mounting between (a x b) 400x300 mm to 2000x2000 mm and in vertical mounting between 400x300 mm and 2000x1500 mm. Design BDLD has an external shell of trapezoidal corrugated sheet metal for stabillity and reduced risk of oscillation. BDLD is designed for low pressure drop with baffle combi- nations that attenuate aspecially low frequences well. The type of insulation material is developed to provide good sound properties, low weight and to be cleanable. BDLD meets the requirements of air tightness class C and pressure class 2 according to EN 1507:2006. Tested according to ISO 7235. BDLD is equipped with joining profile type RJFP / LS. Tools for dimensioning and planning The software DIMsilencer is recommended for fast choise of silencer or a complete and fast sound calculation of the duct system. Order code Product BDLD aaaa bbb ccc ddd eeee fff BDLD Width in mm , (a) Horizontal mounting: 400 - 2400 Vertical mounting: 400 - 1500 Height in mm , (b) Horizontal mounting 300 - 2400 Vertical mounting 300 - 2000 Standard Leg length (x) and (y) (x): 150, 300, 450 mm (y): 150, 300, 450 mm Code Accessories Specify your accessory type: TRA, TRB*, TRC*, AIA, AIB, AIA+TRB, AIB+TRC Example: BDLD - 800 - 600 - 150 - 150 - 1015 - TRA b x Special sizes and materials, contact Lindab sales. The silencer is also available with the following accessories/ options: TRA TRB TRC AIA AIB AIA+TRB AIB+TRC = Non-insulated inspection hatch. = Hatch intended for external insulation.* = Hatch intended for external insulation.* = 50 mm fire protection insulation. Note! a and b dimensions increase by 100 mm. = 100 mm fire protection insulation. Note! a and b dimensions increase by 200 mm. = 50 mm fire protection insulation and the appropriate cleaning cover. Note! a and b dimensions increase by 100 mm. = 100 mm fire protection insulation and the appropriate cleaning cover. Note! a and b dimensions increase by 200 mm. * Specify insulation thickness when ordering. 74 We reserve the right to make changes without prior notice 2017-12-11
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