Single Boiler, Room Sealed Applications; Cascade Configurations - REMEHA W40 Installation And Maintenance Instructions Manual

7.5.3 Single boiler, room sealed applications

Fig. 13 Examples of flue gas discharge duct, single
boiler, room sealed applications.
remeha W40-m ECO
D (in mm)
Min. and max. allowable total lengths of the flue gas discharge and air supply piping 'H' in m together
Ø
80
100
+ ) Lengths over 20 metres: consult Broag Ltd.
NB: deduct 2 metres of piping length for each 90˚ bend.
remeha W60-m ECO
D (in mm)
Min. and max. allowable total lengths of the flue gas discharge and air supply piping 'H' in m
Ø
100
110 *
+ ) Lengths over 20 metres: consult Broag Ltd.
NB: deduct 2 metres of piping length for each 90˚ bend.
* = Concentric outlet Ø 100 mm.

7.5.4 Cascade configurations

For flue gas-side and air-side connections for multiple
boilers in cascade configuration, refer to our specific
documentation on that subject.
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5 + )
2
30
5 + )
6
20
Construction of flue gas discharge duct
5 = air supply and flue gas discharge piping horizontally
6 = air supply and flue gas discharge piping without
bends
7 = air supply and flue gas discharge piping with two
90˚ bends
6 + )
7
20
6 + )
16
20
21
7 + )
-
20
7 + )
-
18