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Adjusting the burner
Boiler size
With natural gas for
■
smooth pipe
With natural gas for corru-
■
gated pipe
With EL fuel oil for smooth
■
pipe
With EL fuel oil for corru-
■
gated pipe
Flame tube dimensions
Diameter
Smooth
■
pipe, inter-
nal
6 bar
7
10 bar
Corrugated
■
pipe, inter-
nal
6 bar
7
10 bar
16 bar
Flame tube
length
Reversing chamber
depth
Burner connections
Max. flame head
■
7
(optional wear-re-
sistant burner entry
point)
Max. flame head
■
7
(standard version)
Minimum flame
■
head length
Combustion chamber vol-
ume (min. values)
Flame tube
■
Flame tube and reversing
■
chamber
Max. pressure drop on the
flue gas side
For natural gas
■
For EL fuel oil
■
Boiler size
Boiler water capacity
Tab. 18
Boiler size
Flue gas volume
Tab. 19
According to EN 12953, flame tube temperature monitoring is required for a combustion heating output above 14 MW for oil
*10
combustion and above 18.2 MW for gas combustion.
(cont.)
1
MW
8.73
9.83
MW
8.73
9.83
MW
8.48
9.15
MW
8.73
9.73
d1
mm
1100
1148
mm
1094
1142
d1
mm
–
mm
–
mm
1080
1130
a
mm
4800
5050
b
mm
710
710
c
mm
c
mm
e
mm
4.40
5.06
m
3
4.86
5.57
3
m
mbar
12.0
13.4
mbar
10.2
10.5
1
2
16.3
17.9
3
m
1
2
3
11.0
12.3
m
2
3
4
10.94
13.04
15.25
10.94
13.04
15.25
9.81
11.08
12.41
10.40
11.67
13.00
1196
1291
1385
1190
1281
–
–
–
1375
–
–
–
1180
1275
1375
5325
5825
6225
500
710
810
910
Can be adjusted subject to burner
360
5.82
7.44
9.24
6.37
8.08
9.99
12.8
15.1
14.1
9.1
9.7
3
4
19.8
23.0
26.7
3
4
14.5
17.6
21.8
5
6
7
17.40 19.60
*
21.33
10
17.40 19.61
*
21.82
10
13.75 15.08
16.41
*
10
14.00 15.67
17.00
*
10
1483
1581
–
–
–
–
–
–
1475
1575
1475
1575
6625
7050
910
1010
11.32
13.74
16.42
12.17
14.71
17.52
14.7
16.5
8.2
7.9
8.5
5
6
7
30.0
33.9
5
6
7
26.6
30.5
8
9
*
–
10
*
23.20
*1
10
0
*
–
10
18.00
*
*1
10
0
1681
–
–
–
1750
–
1675
1750
1675
1750
7450
7700
1100
1100
–
18.52
19.72
18.2
18.2
9.6
9.4
8
9
38.0
40.0
8
9
37.0
40.8
17
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