Title: +038=365.009-SS002._03-mcr WIPT Stengespjeld Mercor - Installasjonsmanual.pdf
Design The mcr WIP type fire dampers consist of a housing with a rectangular cross section, movable partition made of an assembly of blades rotating on their axes as well as a release and control mechanism, which is started remotely or automatically (after a thermal release has been actuated). Fire dampers’ housings are made of galvanised steel sheet, stainless steel sheet or acid-proof sheet. An integral part of the housing is a flange made of a fire-resistant plate. Each damper blade is made of galvanised steel sheet, stainless steel sheet or acid-proof sheet with a plasterboard inside. On inside of the housing, along the partition axis, an intumescent seal and ventilation seals have been installed. The partition’s blades rotate on their axes which are made of steel pins. On the blades, ventilation seals have also been installed. The blades are connected by means of a steel slat that provides the drive. Square and rectangular fire dampers have been equipped with flanged frames allowing to install them in