6
x
Oil burner
41
FA ROTEX A1 BO - 10/2007
6.3.1 Settings
Tab. 6-1
Settings on oil condensing boiler for operation dependent on ambient air
URS12
Conversion kit for the output range 12–14 kW.
15 46 15
URS20
Conversion kit for the output range 20–24 kW.
15 46 24
URS25
Conversion kit for the output range 25–27 kW.
15 46 28
URS35
Conversion kit for the output range 33–35 kW.
15 46 35
The factory-preset values are printed in bold in tab. 6-1.
In the "Air throttle" column, the settings can vary from the specified value depending on the air and flue gas
flow. It is therefore absolutely essential to monitor the air surplus (Lambda) by measuring CO
2
or O
2
(CO
2
target
value = 12.5–13.0 %). O
2
target value = 3.3–4.0 %).
Unit
Boiler
output
Air nozzle
Oil nozzle
Danfoss 80°H
Oil pump
pressure
Oil
through-
put
Distance
oil-air nozzle
Recirculation
gap
Air throttle
Fan
pressure
Conversion
kit
kW
∅
/ mm
USgal/h (GpH)
bar
kg/h
Dimension
Y/mm
Scale/mm
%
mbar
Type
A1 BO 15bio
(Oil Blue
burner BL 15)
12
19
0.30
10.5
1.05
3
2
Y
64
Y
3.9
URS 12
13
19
0.30
13.0
1.14
3
2
Y
68
Y
4.4
14
19
0.35
10.0
1.23
4
2
Y
70
Y
5.0
Series
status
15
19
0.35
12.5
1.32
4
2
Y
77
Y
6.2
A1 BO 20i
(Oil blue
burner BL 20)
12
19
0.30
12.0
1,05
3
2
Y
10
Y
4.5
URS12
13
19
0.30
13.5
1.14
3
2
Y
11
Y
5.0
14
19
0.30
15.5
1.23
4
2
Y
13
Y
5.7
15
19
0.40
10.0
1.32
4
2
Y
20
Y
6.3
Series
status
16
19
0.40
11.5
1.41
4
2
Y
23
Y
7.2
17
19
0.40
13.0
1.49
4
2
Y
26
Y
7.9
18
19
0.40
14.5
1.58
4
2
Y
29
Y
8.5
19
19
0.40
16.5
1.67
4
2
Y
41
Y
9.4
20
19
0.40
18.0
1.75
4
2
Y
100
Y
10.4
A1 BO 27i
(Oil blue
burner B 27)
20
22
0.50
11.3
1.77
4
3
Y
32
Y
7.4
URS 20
21
22
0.50
12.7
1.86
4
3
Y
40
Y
7.9
22
22
0.50
14.0
1.92
4
3
Y
60
Y
8.6
23
22
0.50
15.4
1.98
4
3
Y
90
Y
9.2
24
22
0.50
16.8
2.10
4
3
Y
100
Y
8.6
25
24
0.55
11.5
2.16
4
3
Y
44
Y
6.9
Series
status
26
24
0.55
13.0
2.25
4
3
Y
66
Y
7.8
27
24
0.55
14.0
2.34
4
3
Y
100
Y
8.9
A1 BO 35i
(Oil blue
burner BL 35)
25
24
0.55
14.5
2.19
5
2
Y
25
Y
7.2
URS 25
28
24
0.55
16.7
2.28
5
2
Y
29
Y
7.8
27
24
0.60
11.5
2.37
2
2
Y
30
Y
6.7
Series
status
28
24
0.60
13.0
2.48
4
2
Y
34
Y
6.5
29
24
0.60
13.5
2.55
4
2
Y
46
Y
7.0
30
24
0.60
14.5
2.65
4
2
Y
50
Y
7.5
31
24
0.60
15.5
2.72
4
2
Y
70
Y
7.8
32
24
0.60
16.5
2.81
4
2
Y
78
Y
8.1
33
27
0.65
13.0
2.90
4
4
Y
36
Y
6.2
URS 35
34
27
0.65
13.7
2.99
4
4
Y
40
Y
6.7
35
27
0.65
14.8
3.07
4
4
Y
42
Y
7.2