User Manual 5.12 (2019-09) 2
Subject to change
Series FR92K
FR90 fire dampers
in short lengths
Fire damper and optional accessories
•
Connecting piece AS
with traverse for
screw fastening the protective grille SG1
or SG2.
Sizes DN 100 to DN 200
⇒
see pages 3 and 8 to 10
Optional accessories for
installation in air transfer applications
Plug connections
with lip seals
Single-piece steel sheet casing
made of galvanized
sheet steel, longitudinally welded - extremely stable -
•
Air-tight and smoke-tight
•
Casing leak tightness class C according to EN 1751
Break-resistant
damper blade
with elastomer lip seal-
Leak tightness class 3 according
to EN 1751
Large free cross-section
enables:
•
Maximum volume flows
•
Minimum pressure loss
•
Minimum sound levels
Release element
•
Protective grille SG1
with wide edge for instal
-
lation flush with the wall.
⇒
see pages 3 and 8 to 10
•
Protective grille SG2
with narrow edge for
installation with excess
lengths.
⇒
see pages 3 and 8 to 10
•
Option:
Duct frame RB
for placing over
the connecting piece and protective grille
SG1 which protrude from the wall.
⇒
see pages 3 and 10
Enclosed
closing spring
actuator
•
Connecting piece AR with non-return valve
on the non-operation side, with traverse for
screw fastening the protective grille SG1 or
SG2.
Sizes DN 160 to DN 200.
⇒
see pages 3 and 8 to 10
