E93.1001EN.C Manual CD
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6.3
Water heater categories - types of fluegas systems.
For C43 and C83 see cascade manual: http://www.ecohs.nl/products/ambassador-/documentation/
Type according EN 15502-2-1: 2012
Performance
Description
B23(P)
Open
Air supply from
room
* Roof terminal
* Without draught diverter
* Water heater room air supply.
* P = overpressure systems
See chapter: Accessories –
Fluegas and air supply parts - TWIN PIPE
See: Six typical examples - example C
Be aware:
The installation room has to have
sufficient air supply vents. These
vents must be open and may not
be closed or blocked.
Requirements at NEN 3028 paragraph 6.5
C13
Closed
Air supply from
outside
*Wall outlet.
*Air supply inlet and flue gas outlet at the
same air pressure zone.
(a combined wall outlet e.g.).
When used with separated air supply inlet
and flue gas outlet the outlets have to be
within a square of :
- 100 cm for water heaters between 70 to
1000 kW
See chapter: Accessories –
Fluegas and air supply parts - CONCENTRIC
See: Six typical examples - example E
C33
Closed
Air supply from
outside
* Flue terminal at the roof.
* Air supply inlet and flue gas outlet located
at the same air pressure zone
(a combined roof terminal e.g.).
When used with separated air supply and
flue gas outlet the outlets have to be within a
square of :
- 100 cm for water heaters between 70 to
1000 kW
And the distance between the planes of the
two transits must be smaller as:
- 100 cm for water heaters over 70kW
See chapter: Accessories –
Fluegas and air supply parts - TWIN PIPE
See: Six typical examples - example B
Vented area
Air inlet
Flue outlet
Concentric roof terminal
concentric/ parallel adaptor
Concentric
wall outlet
