S-BM2 Rectangular Smoke Control Dampers

##AT Text for Systemair – smoke extraction damper S-BM2 MultiSquare 200 x 425 to 1000 x 1225 mm maintenance-free smoke extraction damper S-BM2 made of calcium silicate. Can be attached to ventilation ducts or used for free air flow.The housing and butterfly disc are composed of abrasion-resistant, asbestos-free calcium silicate. It includes a rubber seal and an intumescent seal that expands in the event of a fire.Fire rated for up to 120 minutes.Suitable for dry and wet installation in solid and lightweight walls, as well as in fire walls and outside of walls. Complies with the European product standard DIN EN 12101-8 Fire protection tested according to DIN EN 1366-10 Classification according to EN 13501-4 MA – Manual activation of the desired end position for up to 25 minutes in the event of smoke extraction Manufacturer’s declaration of performance All smoke extraction dampers are DIN EN 1751-rated at air-tightness class 3/C (for damper/housing). Very short face-to-face dimension of 242 mm including grille With assembly aid for fixing the smoke extraction damper during installation Narrow damper blade, resulting in excellent physical and acoustic properties.The actuator consists of either:– a reversible 24 or 230 V motor– Optionally also available with bus module.Type: S-BM2-400x425-– 00 = This version can be connected at both ends of the duct– 01 = End grille galvanized on one side– 02 = End grille in RAL9003 on one side– 11 = End grille galvanized on both sides– 22 = End grille in RAL9003 on both sidesOther accessories:o K1-S-BM2 = Cover plates for duct installation - Width: 200- Height: 425- Grille: 00 - No grille (not possible to mount grille on the damper)- Activation Type: B230 (AC 230V Belimo Actuator)- Installation method: Not selected- Accessories: Not selected- Airflow direction: Supply