5.6.3 On horizontal smoke extract ducts
Fig. 14: Installation on fire-resistant horizontal smoke extract ducts, classification index: v
ed
①
EK-EU
②
Actuator encasing
③
Solid ceiling slab
④
Fire-resistant smoke extract ducts
⑤
⑥
Angle section (by others)
⑦
Steel staples (by others)
Personnel:
Specialist personnel
Materials:
For angle section: strips of fire-rated PROMATECT®-LS board d = 35 mm or equivalent e.g. Promat type AD40
or L500 d = 40 mm
Glue e.g. Promat K84 or equivalent
Steel staples 63/11.2/1.53 mm
Requirements:
Smoke extract duct, fire-resistant, tested to EN 1366-8, gross density
≈
500 kg/m³, wall thickness ≥ 35 mm or
equivalent, e.g. Promat type AD40 or L500, d = 40 mm
1.
Make and suspend a fire-resistant smoke extract duct from the smoke control damper according to the manu-
facturer's instructions.
2.
Suspend the smoke control damper
Chapter 5.7 ‘Suspending the smoke control damper’ on page 26
.
Installation
Fire-resistant smoke extract ducts > On horizontal smoke extract ducts
Smoke control damper Type EK-EU
22