Fire damper FDMB

Fire-fighting systems represent a specific range in accordance with the regulations. They are configured as elements of protection against fire and the passage of smoke, due to the smoke tightness required in the tests. The FDMB series rectangular fire dampers work as separators between two fire sectors. They can be installed on both vertical and horizontal walls. They have a perimeter seal at both ends to ensure sealing between the damper and the air ducts. Standard models: Model FDMB.01 Manual operation and thermal outside of the damper with case of protection. Model FDMB.11. Manual and thermal operation with limit switch (closed). Model FDMB.80. Manual and thermal operation with double limit switch (open, closed). Model FDMB.40 Electric servomotor 230 v. AC with spring return Belimo BFL/BFN/BF 230-T with two auxiliary contacts. Model FDMB.50 Electric servomotor 24 v.AC/DC with spring return Belimo BFL/BFN/BF 24-T with two auxiliary contacts. Characteristics: Dampers from 100 × 100 mm to 1000 × 500 mm CE certified acc. to EN 15650 Tested in accordance with EN 1366-2 Classified acc. to EN 13501-3+A1 Fire resistance up to EIS 120 - 500 Pa External Casing leakage class C Internal leakage class 2 acc. to EN 1751