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FDR-3G
Legend
F9
Mineral wool segment (min. 66 kg/m3) - in a wall
F10
Layer of fire resistive coating (BSF/ISOVER) at least 2 mm thick for exposed surfaces
1
Fire damper (actuator side)
3
Concrete/masonry/brick/cellular concrete wall or ceiling
4
Flexible (plasterboard) wall
4a
2 layers of plasterboard fireproof plate type F, EN 520
4b
Vertical CW – profiles
4c
Horizontal CW – profiles
4d
Mineral wool; thickness/cubic density see picture.
11
Steel threaded rod M12 (1 ×)
12
Ceramic tape (A-KERA) width 40 mm, thickness 2 mm
13
Sheet metal ringlet for damper suspension (MP-MX, HILTI), when using 1 × M12 rod
14
Sheet metal ringlet for damper suspension (UVH30, Lindab), when using 2 × M10 rod
15
Steel threaded rod M10 (2 ×)
16
Nut M10 (4 ×)
17
Mineral wool ULTIMATE Protect Slab 4.0 Alu1/ISOVER (min. 66 kg/m3)
25
Aluminium tape around the front side and on places uncovered with alufoil
26
Wire clamp for U-ProtectWiredMat fixation
Notes:
ve
Vertical (wall)
(5
Rules for hanger placements and duct suspensions depend on the dampers distance from the supporting
construction LE
(7
The distance P is the distance from the blade axis to the damper flange. The distance depends on the type of
damper used.
F2
Plaster/mortar/concrete filling - can serve as replacement of filling F9. Using Plaster/mortar/concrete filling the
coating F10 is not needed.
Summary of Contents for 163262
Page 1: ...FDR 3G Circular Fire Damper Handbook ...
Page 19: ...19 67 FDR 3G ...
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Page 33: ...33 67 FDR 3G Notes ve Vertical wall 1 Smaller distances maximum resistivity EI90 ve i o S ...
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Page 67: ...Systemair DESIGN 2022 07 11 Handbook_FDR_3G_en GB Original instructions ...