2
Technical data
2.1 General data
Nominal sizes
200 × 200 – 1500 × 800 mm
Casing lengths
600 and 800 mm
Volume flow rate range
up to 12000 l/s
up to 43200 m³/h
Differential pressure range
Pressure level 3, –1500 to 500 Pa
Operating temperature
-30 °C...50 °C the temperature should not fall below the dew
point
Upstream velocity
1
≤ 10 m/s with the maximum size
>10...15 m/s with smaller sizes, up to 43,200 m³/h
Closed blade air leakage
EN 1751, at least class
2
Casing air leakage
EN 1751, Class C
EC conformity
EU Construction Products Regulation no. 305/2011
EN 12101-8 – Smoke and heat control systems –
Smoke control dampers
EN 1366-10 – Fire resistance tests for service installa-
tions – Smoke control dampers
EN 1366-2 – Fire resistance tests for service installa-
tions – Part 2: Fire dampers
EN 13501-4 – Fire classification of construction products
and building elements – Fire resistance tests on compo-
nents of smoke control
EN 1751 – Ventilation for buildings – Air terminal
devices
Declaration of performance
DoP / EK-EU / 002
1) If there is a guarantee that actuation does not occur over 10 m/s (change of damper blade position, leaving of end position), the smoke con-
trol damper can be used up to its maximum dimensions with an upstream velocity of 15 m/s.
Rating plate
Fig. 1: Smoke control damper rating plate (example)
①
CE mark
②
Manufacturer's address
③
No. of the declaration of performance
④
Type
⑤
The last two digits of the year in which the CE
marking was affixed
⑥
Year of manufacture
⑦
Website from which the DoP can be downloaded
⑧
Regulated characteristics; the fire resistance class
depends on the application and may vary.
⑨
Number of the European standard and year of its
publication
⑩
Notified body
Technical data
General data
Smoke control damper Type EK-EU
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