5.6 Fire-resistant smoke extract ducts
5.6.1 In horizontal or vertical smoke extract ducts
Fig. 12: Installation in a fire-resistant horizontal smoke extract duct, classification index: v
ed
①
Solid ceiling slab
②
Fire-resistant smoke extract duct
③
Connection
④
EK-EU
⑤
Actuator encasing
⑥
Personnel:
Specialist personnel
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.
Insert smoke control damper into the fire-resistant smoke extract duct and suspend it
pending the smoke control damper’ on page 26
2.
Suspend the fire-resistant smoke extract duct according to the manufacturer's instructions.
Connect the smoke extract duct to the EK-EU,
Follow the manufacturer's instructions here also.
Installation
Fire-resistant smoke extract ducts > In horizontal or vertical smoke extract ducts
Smoke control damper Type EK-EU
19