Oil boiler, types B and C for operation with low sulphur fuel oil to DIN 51603-1 EL
Rated output
12.9/19.3
16.1/23.5
Rated output/burner stage
Burner stage 1
Burner stage 2
Burner stage 1
Burner stage 2
T
V
/T
R
= 50/30 °C
kW
12.9
19.3
16.1
23.5
T
V
/T
R
= 80/60 °C
kW
12
18
15
22
DHW heating
kW
12
18
15
22
Flue connection
Ø mm
80
80
80
80
Ventilation air connection
Ø mm
125
125
125
125
Balanced flue connection
The flue system Ø 60/100 mm can also be used in conjunction with a
balanced flue adaptor Ø 80/125 mm on Ø 60/100 mm (accessory).
Note
The connection fittings must be ordered separately as accessories.
80
100
569
46
Ø40
50
1625
945
950
140
50
285
50
595
41
600
A
Heating flow R ¾
B
DHW R ½
C
Cold water R ½
D
Heating return R ¾
E
DHW circulation R ½ (separate accessory)
F
Condensate drain to the back into the wall
G
Side condensate drain
H
Cable entry area
Vitoladens 333-F
(cont.)
VITOLADENS 300-W
/
VITOLADENS 333-F
VIESMANN
11
5822 425 GB
2
