Key details
Fire resistance class: EI180(ved i↔o) S1500 C300 AA multi
Dampers certified for conformance with EN 12101-8
Intended for installation in supply and smoke exhaust ventilation systems
Additional details
Dampers are classified as per EN 13501-4 and tested according to EN 1366-10
Description
mcr DOR smoke dampers consist of a casing with a rectangular cross-section composed of fire-proof boards, a moving damper blade in the form of two wings and an automatically activated trigger and control mechanism. Special design casing with impregnated fire-proof boards are used in chemically aggressive environments. The damper casing total thickness is 110 mm. The damper blade is made of a fire-proof panel with the total thickness of 40 mm. At the corners and along the entire perimeter of the casing, there are steel reinforcements with a rivet nut system, enabling the installation of masking grilles and frames for connecting steel ventilation ducts.
Dimensions:
Apart from standard dimensions, dampers can be customized to any size within the specified ranges.
Control - activation:
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