2.12
Smoke outlet and combustion air inlet
boilers must be equipped with appropriate smoke flue ducts and combustion air inlet ducts. These ducts are
Brava Slim HE 25 T
considered an integral part of the boiler and are provided by Sime as an accessory kit, to be ordered separately from the appliance
on the basis of the type permitted and the system requirements.
Permitted outlets
C53
B23P
B53P
B23P-B53P
Combustion air inlet into the atmosphere and smoke
outlet to open air.
NB:
opening for combustion air (6 cm2 x kW).
C13
Concentric wall smoke outlet The pipes can start
from the boiler but the outlets must be concentric or
close together (no more than 50 cm) to be subject to
similar wind conditions.
C33
Concentric roof smoke outlet The pipes can start from
the boiler but the outlets must be concentric or close
together (no more than 50 cm) to be subject to similar
wind conditions.
C43
Outlet and inlet in shared or separate flue pipes but
subjected to similar wind conditions.
m
WARNINGS
– The smoke flue and the connection to the flue pipe must be in compliance with the national and local Standards and
Legislation in force.
– The use of rigid ducts which are resistant to temperature, condensate, mechanical stress and are air-tight is compul-
sory.
– Outlet ducts which are not isolated are a risk of danger.
70
C43
C83
C43
C33
C33
C13
C13
C63
Same type as C42 but with outlet and inlet made from
pipes which are sold and certified separately.
C53
Separate wall or roof inlet and outlet in different pres-
sure areas.
NB:
the inlet and outlet must never be positioned on
opposing walls.
C83
Outlet in single or shared flue or with inlet on wall.
smoke outlet system designed to operate with
P:
positive pressure.
EN
max 0,5 m
Fig. 14