Motorised Fire Damper Circular (KTM)

Model: KTM
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Motorised fire damper – circular (KTM)

Description


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Description

Motorised Fire Damper (Circular – KTM)

VDI 6022 hygienic standard Certification for assembly outside the wall up to 1 metre

EI 120 S fire damper according to UNI EN 1366-2 classification UNI EN 13501-3 certificate no. 1438-CPR-0509

CE marking – VDI 6022 hygienic certificate

  • Construction: Z275 galvanised steel frame th. 10/10 male coupling for direct insertion into the duct, offset blade in calcium silicate mounted on steel shafts and brass bearings, intumescent gasket and perimeter gasket for tightness against cold fumes
  • Vertical or horizontal installation
  • Leakage Class B of the frame according to EN 1751

Fitted with:

  • Manual version: with 72°C thermal fuse, spring return and microswitch
  • Motorised version: actuators with 72°C thermal fuse, spring return, 24V and 230V dual microswitch
  • Installations in walls with fire resistance classes EI 120/90/60 with blade installed in the wall or outside
  • Ceilings th. 150 mm
  • Low density masonry walls (min. 450 Kg/m3) with th. 115 mm
  • Plasterboard walls th. 125 mm
  • Outside the wall th. 120 mm up to 1 metre (EI 90S)
  • Minimum distance wall or duct 10 mm

EI 120 (ve ho i < -> o) S

KTM (male connection) UP (external gaskets), frame 195 mm, with fuse and spring return

KTM-UP – W: frame 195 mm, with fuse, spring return and micro switch (W1 – W2 – W12)

  • W1: limit switch on closing
  • W2: limit switch on opening
  • W12: limit switch opening and closing

KTM-E24T: with actuator with spring return, thermal fuse and
double opening and closing micro limit switch, 24V power supply, male connection, 307 mm frame

KTM-E230T: with servomotor with return spring, thermal fuse and
double opening and closing micro limit switch, 230V power supply, male connection, 307 mm frame

Special executions

  • Execution in AISI 304/316 stainless steel
  • Execution in galvanised steel coated according to the RAL table
  • Blade treated with solvent-free, silicate-based impregnating agent, for acidic or very humid environments
  • 95°C thermal fuse for motorised version
  • Special executions for “cabin/container” metal structures with installation outside the wall
  • Additional communication systems

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