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Adjusting the burner
Boiler size
Max. flame head
■
c
7
Minimum flame
■
head length
e
Combustion chamber
volume (average value)
Flame tube
■
Relative to flame tube
■
length a and reversing
chamber depth b
Max. pressure drop on
the flue gas side,
110 °C
For natural gas
■
For EL fuel oil
■
Tab. 11
M64B
Boiler size
Rated heating output
For natural gas
■
For EL fuel oil
■
Permissible combustion heating
output
*8
With natural gas for smooth pipe
■
With natural gas for corrugated
■
pipe
With EL fuel oil for smooth pipe
■
With EL fuel oil for corrugated
■
pipe
Flame tube dimensions
Diameter
Smooth pipe, in-
■
ternal
6 bar
7
10 bar
Corrugated
■
pipe, internal
6 bar
7
10 bar
16 bar
Flame tube length
Reversing chamber depth
Burner connections
Max. flame head
(op-
■
7
tional wear-resistant burn-
er entry point)
Max. flame head
■
7
(standard version)
Minimum flame head
■
length
In accordance with EN 12953, the internal diameter of the flame tube limits the maximum combustion heating output for oil
*8
operation.
(cont.)
1
2
3
mm
420
420
420
mm
1.33 1.33 1.65 1.65 2.07 2.07 2.70 2.70 3.79 3.79 4.97
m
3
m
3
1.58 1.58 1.93 1.93 2.38 2.38 3.07 3.07 4.24 4.24 5.49
mbar
8.5
8.9
9.7 10.4 12.5 14.1 13.3 15.0 16.5 17.2 13.2
mbar
8.1
8.5
9.1
MW
10.00
MW
9.12
MW
10.87
MW
10.87
MW
9.81
MW
10.40
d1
mm
1196
mm
1190
d1
mm
mm
mm
1180
a
mm
5325
b
mm
710
c
mm
c
mm
e
mm
4
5
6
7
420
520
520
520
360
9.8
11.9 13.4 12.6 14.2 15.5 16.3 12.4
3
4
5
12.00
14.00
16.00
10.37
11.61
13.09
13.04
15.22
17.39
13.04
15.22
17.39
11.08
12.41
13.75
11.67
13.00
14.00
1291
1385
1281
–
–
–
–
1375
–
–
1275
1375
5825
6225
500
810
910
Can be adjusted subject to burner
360
8
9
A
520
590
590
710
6
7
8
18.00
20.00
14.17
16.02
19.57
21.33
19.57
21.74
15.08
16.41
15.67
17.00
1483
1581
1681
–
–
–
–
–
–
1475
1575
1675
1475
1575
1675
6625
7050
7450
910
1010
1100
B
C
710
4.97
5.49
12.3
10.8
9
21.50
16.90
–
23.37
–
18.00
–
–
1750
1750
1750
7700
1100
–
19
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