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Adjusting the burner
Boiler size
For natural gas
■
For EL fuel oil
■
Max. pressure drop on the flue gas
side, 120 °C
For natural gas
■
For EL fuel oil
■
Tab. 12
M84B
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
Combustion chamber volume
(min. values)
Flame tube
■
Flame tube and reversing cham-
■
ber depth
Max. pressure drop on the flue
gas side
In accordance with EN 12953, the internal diameter of the flame tube limits the maximum combustion heating output for oil
*8
operation.
(cont.)
mbar
mbar
mbar
mbar
MW
10.00
MW
10.00
MW
10.87
MW
10.87
MW
10.87
MW
10.87
d1
mm
1414
mm
d1
mm
mm
1400
mm
1400
a
mm
5325
b
mm
c
mm
910
c
e
mm
3
8.20
m
3
m
8.97
1
2
3
7.0
8.1
9.3
6.3
7.4
8.4
7.0
8.1
9.3
6.3
7.4
8.4
3
4
5
12.00
14.00
16.00
12.00
13.04
13.09
13.04
15.22
17.39
13.04
15.22
17.39
13.04
14.00
14.00
13.04
14.00
14.00
1512
1585
–
–
–
–
–
–
1500
1575
1500
1575
5825
6225
500
910
1010
Can be adjusted subject to burner
360
10.29
12.13
14.17
11.18
13.10
15.24
4
5
6
9.9
11.2
12.4
9.0
10.1
11.2
9.9
11.2
12.4
9.0
10.1
11.2
6
7
8
18.00
20.00
16.21
16.90
19.57
–
19.57
21.74
16.75
–
17.33
18.00
1656
1706
–
–
–
–
1775
–
–
1650
1700
1775
1650
1700
1775
6625
7050
7450
1110
1110
1210
16.00
18.43
17.14
19.67
7
14.6
13.2
14.6
13.2
9
21.50
16.90
–
23.37
–
18.00
–
–
1800
1800
1800
7700
1210
–
19.59
20.87
21
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