NINFA N LOW NOX 24 MCS
Connection with coaxial pipes
Fit the concentric bend, positioning it in the required direction, insert the seal on it and install the baffle (when neces-
sary). Fit the fume exhaust and inlet pipes, respecting the measurements given in the respective installation diagram.
The fume exhaust must be kept sloping slightly towards the outside.
Max. length CONCENTRIC EXHAUST 3 m + bend
100
Max. 3000
A
Outlet
B
Fume baffle
Connection with separate pipes
1. Establish the complete layout of the system of split flues, including accessories and outlet terminals.
2. Consult the following table and identify the losses in m
3. Check that the sum total of losses is less than or equal to the maximum permissible value: 35 m
Component
Ø80 accessories
Ø80 male-female pipe
Ø80 45° bend
Ø80 90° male-female bend
Condensate collection bell coupling
Ø80 fume antiwind grille
Ø80 air inlet protection terminal
80/125 roof exhaust + reduction Tee for separate pipes
EN
100
Max. 3000
235
420
fig. 19
eq
Accessories and pipe losses tables
Drawing
cod. 3540R880 - 01/2009 (Rev. 00)
230
320
of every component, according to the installation position.
Losses m
Inlet
Vertical exhaust
1
1
1.2
1.5
/
3
/
/
2
/
/
A
B
.
eq
eq
Horizontal exhaust
2
2.2
2.5
/
5
/
12
71