Mark Fohn Livret Technique page 4

1.2 Type indication
FÖHN GN/O 50 S/L 1 CB/C 1 1
G Gaz
N Low NOx
O Oil-fired
50 50 kW capacity
S Vertical model
L Horizontal model
1 Burner On / Off
CB Basic unit + fan
C Basic unit + external fan
1 Steel burner chamber material
1 Steel heat exchanger material
All appliance types are listed in table [4]. The various types are shown in the rows, and technical
information relating to the appliances is shown in the columns. See the key below.
Key to table [4]
T Type
A Nominal power
B Nominal load (lower value)
C Gas consumption with a specific gas type/fuel oil consumption
D Nominal air displacement at 35 K
E Nominal air displacement at 40 K
F Nominal air displacement at 45 K
G Nominal air displacement at 50 K
H Weight
I Supply voltage
J Output port diameter
K Burner type Mark
L Burner type Riello
M Burner type Riello Low NOx
N Pump pressure
O Nozzle
P Nozzle type (designated Monarch)
O/O On/Off
(H/L): High/Low
M Modulating
The key below relates to an atomiser exchange/comparison table [5]
Q Atomiser pattern
R Type of atomiser cone
S Monarch
T Delavan
U Danfoss
V Steinen
4
FÖHN G N 50 S/L 2 CB/C 2 2
G Gaz
N Low NOx
50 50 kW capacity
S Vertical model
L Horizontal model
2 Burner High / Low
CB Basic unit + fan
C Basic unit + external fan
2 Stainless steel burner chamber
material
2 Stainless steel heat exchanger
material
FÖHN G N 50 S/L 3 CB/C 2 2
G Gaz
N Low NOx
50 50 kW capacity
S Vertical model
L Horizontal model
3 Brûleur modulable
CB Basic unit + fan
C Basic unit + external fan
2 Stainless steel burner chamber
material
2 Stainless steel heat exchanger
material