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FDMBFire damper

FDMB – The Damper in the HVAC equipment duct that prevents the spread of fire and combustion products from one fire segment to another by shutting off the airflow at the fixture points.

Characteristics

  • Square dampers from 160 × 160 mm to 0,5 m2
    (max. dimensions 1 000 × 500 mm)
  • Round dampers from ø 160 to 630 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
  • External Casig leakage class C
    Internal leakage class 2 acc. to EN 1751
  • Corrosion resistant acc. to EN 15650
  • Cycling test in class C 10 000 acc. to EN 15650
  • Damper actuating mechanical, or electrical
  • Maximum air speed through opened damper of 12 m/s and pressure difference 1200 Pa