MSD – Multi compartment smoke control damper allows usage in smoke control ducting systems.

Characteristics

• Square dampers from 160 × 180 mm to 1500 x 800 mm
• Round dampers from ø180 to 630 mm
• CE certified acc. to EN 12101-8
• Tested in accordance with EN 1366-10
• Classified acc. to EN 13501-4
• Fire resistance up to EI 120 S, activation AA, HOT 400/30
• Cycling acc. to EN 12101-8:
  MSD square dampers - C_mod
  MSD, MSD-W round dampers - C₁₀₀₀₀
  MSD-W square dampers - C₁₀₀₀₀ (tested without load acc. to EN 1366-10)

• External Casing leakage class C, Internal leakage class 2 acc. to EN 1751
• Damper actuating by electrical actuator
• Max. air speed in the system of 15 m/s, allowed pressure up to 500 Pa, or underpressure up to -1500 Pa