Ferroli BlueHelix HiTech RRT C Instructions For Use, Installation & Maintenance page 26

Connection with separate pipes
C
fig. 35- Examples of connection with separate pipes (
Table 6- Typology
Type Description
C1X Wall horizontal exhaust and intake. The inlet/outlet terminals must be concentric or close enough to be subjected to similar wind
conditions (within 50cm)
C3X Roof vertical exhaust and intake. Inlet/outlet terminals like for C12
C5X Separate wall or roof intake and exhaust and in any case in areas with different pressures. The exhaust and intake must not be
located on opposite walls
C6X Intake and exhaust with separately certified pipes (EN 1856/1)
B2X Intake from installation room and wall or roof exhaust
IMPORTANT- THE ROOM MUST BE PROVIDED WITH APPROPRIATE VENTILATION
For the connection of separate ducts, fit the unit with the following starting accessory:
Before installation, make sure the maximum permissible length has not been exceeded by means of a simple calcula-
tion:
1. Establish the layout of the system of split flues, including accessories and outlet terminals.
2. Consult table 8 and identify the losses in m
tion.
3. Check that the sum total of losses is less than or equal to the maximum permissible length in table 7.
Table 7- Max. length separate ducts
Max. permissible length
26
5x
80
cod. 041082X0
fig. 36- Starting accessory for separate ducts
(equivalent m) of every component, according to the installation posi-
eq
BlueHelix HiTech RRT 24 C = 80 m
BlueHelix HiTech RRT 28 C = 70 m
BlueHelix HiTech RRT 34 C = 70 m
cod. 3541V691 - Rev. 00 - 04/2022
BlueHelix HiTech RRT C
B
2x
= Air /
100
80
60
eq
eq
eq
C
1x
= Fumes)
EN