User Manual 5.32 (2018-05) 29
Subject to change
Series EK92
EK90 smoke control dampers
Option:
NL and NR versions for reducing spacing underneath rigid ceilings
NR Version
Motor drive on the right
NL Version
Motor drive on the left
Installation in metal stud walls
Details for installation and strips for shear protection
⇒
see pages 18 to 20
B + 110
1000
1000
03
1
+
H
Installation opening
22
Z
Mineral wool 100 kg/m³
or Mortar
Calcium silicate strips
for shear protection
Chipboard screws
Ø4 x 60 at spacing
of 200 mm
Installation
direction
NL
NR
22
W
Installation in rigid walls
Details for installation and
shear protection brackets
⇒
see pages 18 to 20
When damper blades are positioned vertically, versions NL
and NR can also be positioned vertically on a solid wall.
NL
NR
View of the operation side (in direction of installation)
22
D
Installation
direction
22
Z
D ,
W
Storey ceiling
Stopper seal
Mineral wool or mortar
22