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PKTMC-180Pressure-proof fire damper



  • Dimensions min. Ø200, max. 800mm (circular design only, extension fitting to square duct possible)
  • Stainless Steel - Body Thickness 3 - 6 mm, welded construction with passivation
  • Possible use as a fire damper, a pressure valve with fire resistance, a tight – pressure resistant valve, a control damper, a heat and smoke extraction damper - single, or a combination of
  • Electric actuator (AUMA, Bernard Controls, ROTORK) or pneumatic actuator (STASTO-VALBIA), use of limit switches (Petercem, Telemechanique, Honeywell)
  • Max. air velocity 35 m/s
  • Pressure difference max. 23 kPa (inside/outside of duct - dynamic pressure when the damper safely opens / closes)
  • Turbulent flow inside the duct in front of the damper is possible
  • Seismic resistance - tested for peak accelerations higher than 30 G
  • Tested according to EN 1366-2, Classified according to EN 13501-3, CE certified according to EN 15650
  • Fire classification EI 180 ve, ho (i˂-˃o) S
  • Can be installed inside rigid wall, ceiling, onto solid walls, ceilings with additional insulation and duct installation with insulation by stone wool
  • Pressure tightness class "D" according to EN 12266-1 (leakage max. 6 l / min at 1.1 bar)
  • Operable at temperatures up to 220 ° C (flap leaf is still able to open/close)
  • Safe cycles without loss of leakage / fire resistance of at least 20,000
  • Usable in a magnetic field of up to 126 mT
  • Radiation resistance up to 3.35 MGy
  • Suitable for explosion hazardous areas Ex II class 3 / 3G.c IIB + H2 TX
  • Radioactive aerosol infestation is allowed, it is de-contaminable item
  • Lifetime of 40 years
  • Low Voltage and Electromagnetic Compatibility Certificates available
  • IP protection of actuators / pneu-actuators / limit switches is 65