A building chain actuator drive arrangement comprising: - a worm drive comprising a worm screw having a center axis and a worm wheel configured to engage said worm screw, said worm wheel being operatively connected to a chain actuator; - a motor operatively connected to a proximal end of said worm screw and configured to rotate said worm screw around said center axis; - an at least partially tubular bracket element configured to at least partially accommodate said worm screw and be connected to a distal end of said motor, said bracket element being fixed to a center shaft of said worm wheel by means of an opening in said bracket element configured to accommodate said center shaft; the building chain actuator drive arrangement being characterised in that it comprises - at least one radial damping element configured to reduce transmission of vibrations from said motor to the remainder of said building chain actuator drive arrangement, said radial damping element(s) having center axes coaxial with said center axis, said radial damping element(s) being at least one of a first radial damping element arranged concentrically with said distal end of said motor and said tubular bracket element at an interface between said motor and said bracket element, and a second radial damping element arranged concentrically with said tubular bracket element and configured to extend between an outer surface of said tubular bracket element and an adjacent, stationary surface. - a worm drive comprising a worm screw having a center axis and a worm wheel configured to engage said worm screw, said worm wheel being operatively connected to a chain actuator; - a motor operatively connected to a proximal end of said worm screw and configured to rotate said worm screw around said center axis; - an at least partially tubular bracket element configured to at least partially accommodate said worm screw and be connected to a distal end of said motor, said bracket element being fixed to a center shaft of said worm wheel by means of an opening in said bracket element configured to accommodate said center shaft; the building chain actuator drive arrangement being characterised in that it comprises - at least one radial damping element configured to reduce transmission of vibrations from said motor to the remainder of said building chain actuator drive arrangement, said radial damping element(s) having center axes coaxial with said center axis, said radial damping element(s) being at least one of a first radial damping element arranged concentrically with said distal end of said motor and said tubular bracket element at an interface between said motor and said bracket element, and a second radial damping element arranged concentrically with said tubular bracket element and configured to extend between an outer surface of said tubular bracket element and an adjacent, stationary surface. said bracket element being fixed to a center shaft of said worm wheel by means of an opening in said bracket element configured to accommodate said center shaft; the building chain actuator drive arrangement being characterised in that it comprises - at least one radial damping element configured to reduce transmission of vibrations from said motor to the remainder of said building chain actuator drive arrangement, said radial damping element(s) having center axes coaxial with said center axis, said radial damping element(s) being at least one of a first radial damping element arranged concentrically with said distal end of said motor and said tubular bracket element at an interface between said motor and said bracket element, and a second radial damping element arranged concentrically with said tubular bracket element and configured to extend between an outer surface of said tubular bracket element and an adjacent, stationary surface. - at least one radial damping element configured to reduce transmission of vibrations from said motor to the remainder of said building chain actuator drive arrangement, said radial damping element(s) having center axes coaxial with said center axis, said radial damping element(s) being at least one of a first radial damping element arranged concentrically with said distal end of said motor and said tubular bracket element at an interface between said motor and said bracket element, and a second radial damping element arranged concentrically with said tubular bracket element and configured to extend between an outer surface of said tubular bracket element and an adjacent, stationary surface. said radial damping element(s) being at least one of a first radial damping element arranged concentrically with said distal end of said motor and said tubular bracket element at an interface between said motor and said bracket element, and a second radial damping element arranged concentrically with said tubular bracket element and configured to extend between an outer surface of said tubular bracket element and an adjacent, stationary surface.