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S-BM2
Installation D1H, D2H - Horizontally
Oriented Damper, On the Duct
S-BM2 smoke control damper can be installed on “single” (tested according to EN 1366-9) or “multi” (tested according
to EN 1366-8) ductwork. If mounted on a duct classified with lover fire resistivity, the fire resistivity of S-BM2 smoke
control damper will be decreased to the duct level. This section does not depict duct hanger rules as those are
dependent on the weight of the duct itself and must be statically approved. Smoke control dampers must be
suspended from solid ceiling slabs using adequately sized threaded rods. When using anchors in the ceiling, use fire
rated anchor (with suitable fire rating certificate). Suspension systems longer than 1,5 m require fireresistant insulation.
1.Prepare the duct connection or opening - clean and flatten the connecting surface.
For under the duct orientation:
a. Fix the hangers (A2) to the damper body or on the accessory (A1) or cover boards (8).
b. Place the damper with the hangers (A2) onto the load bearing hanger profile.
2.Apply fire resistive coat (F5) on the connection surfaces.
3.Place the damper on the profile hanger.
4.Connect the damper to ductwork with boards (8) create collars and overlap the connection.
5.Fix the collar covering to the damper and ductwork with nails or pins (F4) as per duct system manufacturer
instructions.
IMPORTANT
• The suspension of the damper must be loaded only with the weight of the damper.
• Dimension of opening must be created according to details of each type and thickness of connected duct.
• The fire resistivity of S-BM2 smoke control damper must be decreased to the duct performance.
• The maximum resistivity for in duct installation is EI120S with pressure level 2 (-1000 Pa … 300 Pa)
Installation Distances
According to the EN 1366-2 standard, the minimum distance from the wall or ceiling to the damper body is 75 mm.
For multiple crossings through a fire resistive wall, the minimum distance between two damper bodies is 200 mm.
This applies for distances between the damper body and a nearby foreign object crossing the fire resistive wall/duct.
D1H, D2H
S-BM2
125 × 325 ... 1000 × 1225
EI 120 (h
od
- i ↔ o)
S1000C
mod
HOT400/30
MAmulti
d)
EN 1366-9
EN 1366-8
Notes:
d)
- Duct per EN 1366-9 or EN 1366-8
v
ed
- Horizontal duct, (Vertical wall crossing)
Summary of Contents for A-S-BM2
Page 1: ...S BM2 Smoke Control Damper MA multi ...
Page 16: ...16 105 S BM2 Dimensions of grille type M0 M1 in battery type assembly ...
Page 26: ...26 105 S BM2 ...
Page 27: ...27 105 S BM2 ...
Page 28: ...28 105 S BM2 ...
Page 29: ...29 105 S BM2 Opening and wall ceiling preparations ...
Page 30: ...30 105 S BM2 Damper minimum distances ...
Page 32: ...32 105 S BM2 Battery Installation Grille type M0 M1 ...
Page 33: ...33 105 S BM2 ...
Page 34: ...34 105 S BM2 Fixing layout for battery installations ...
Page 35: ...35 105 S BM2 Opening and wall ceiling preparations Damper minimum distances ...
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Page 41: ...41 105 S BM2 Opening and wall ceiling preparations Damper minimum distances ...
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Page 47: ...47 105 S BM2 Opening and wall ceiling preparations ...
Page 48: ...48 105 S BM2 Damper minimum distances ...
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Page 53: ...53 105 S BM2 Opening and wall ceiling preparations Damper minimum distances ...
Page 55: ...55 105 S BM2 Battery Installation Grille type M0 M1 ...
Page 56: ...56 105 S BM2 ...
Page 57: ...57 105 S BM2 Fixing layout for battery installations ...
Page 58: ...58 105 S BM2 Opening and wall ceiling preparations Damper minimum distances ...
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Page 105: ...Systemair DESIGN 2021 06 29 Handbook_S_BM2_en GB ...