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WORKING RANGE
1.0
0.8
0.6
0.4
0.2
0
16
15,000
TEST BOILER
The working field has been defined according to DIN 4788 and EN 676 standards.
COMMERCIAL BOILERS
The burner-boiler matching is assured if the boiler is according to EN 303 and the combustion
chamber dimensions are similar to those shown in the diagram EN 676.
For applications where the boiler is not according to EN 303, or where the combustion chamber
dimensions differ from those shown in EN 676, please consult the manufacturers.
CORRELATION BETWEEN GAS PRESSURE AND BURNER OUTPUT
To obtain the maximum output, a gas head pressure of 4.6 mbar is measured with the combustion
chamber at 0 mbar using gas G20 with a net heat value of 10 kWh/m
6
5
4
3
2
1
0
16
15,000
2044
20
30
20,000
30,000
20
30
20,000
30,000
40
50
40,000
Burner output
40
50
40,000
Burner output
3
GB
60
kW
50,000
kcal/h
3
3
(8,570 kcal/m
).
60
kW
50,000
kcal/h
D5135
D5136
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