Helios BAK Series Installation And Operating Instructions Manual page 8

Fire dampers BAK...
ASSEMBLY/INSTALLATION
The fire dampers are installed directly in spiral ducting (see
Fig. 3) or using installation sleeves EH.. (available as ac­
cessories) in:
– solid concrete walls, aerated concrete with fire resistan­
ce class F90, and a minimum thickness of 100 mm, or
– in solid concrete walls, aerated concrete with fire resis­
tance class F90, and a minimum thickness of 150 mm, or
– in lightweight partition walls with fire resistance class
F90, and a minimum thickness of 100 mm, with metal
studs and panelling on both sides, provided the conditions
of the declaration of performance are fulfilled.
There must be a circumferential gap of 20 mm, in which
the installation sleeve is attached with the two wall an­
Installation in concrete/aerated concrete
in spiral duct or installation sleeve EH
3.Einbau in Decke, Einschub in Wickelfalzrohr bzw. EH
Installation in ceiling, Insertion in spiral duct or EH
BAK
im Wickelfalzrohr
in spiral duct
Wickelfalzrohr
Spiral duct
4. Einbau in Metallständerwände, Einschub in Wickelfalzrohr,Ventil
Gipsverguss
2. Einbau in Metallständerwände, Einschub in Wickelfalzrohr bzw. EH
Mörtel
Mortar
BAK / BTK
BAK
mit Einbauhülse
with installation sleeve
Einschub in Wickelfalzrohr
Mortar
Mörtel
EH
BAK
Dn
Dn+50
Leichte Trennwand nach DIN 4102-4
oder ABP
1. Einbau in Porenbeton, Einschub in Wickelfalzrohr bzw. EH
chors. The gap must be sealed with concrete or mortar
from groups II or III according to DIN 1053.
m
It must be ensured that the fire protection valves
are located in the middle of the wall in the closed
position!
Installation in metal stud walls,
Insertion in spiral duct or installation sleeve EH
Gipsverguss
Gypsum grouting
BTK
im Deckeneinbau
Dn
Wickelfalzrohr
Mörtel
Dn+50
3
Mörtel
Lightweight partition wall according to DIN
Leichte Trennwand nach DIN 4102-4
4102­4 or ABP
oder ABP
EH
BTK
Fig.3
Anlage
3