Firing Rate (En 267); Test Boiler; Commercial Boilers - Riello RG2D Installation, Use And Maintenance Instructions

5.6

Firing rate (EN 267)

The burner output is chosen from within the diagram area (Fig. 3).
To ensure the burner works correctly, the start-up
should always occur within the relative firing rate,
as indicated in Tab. E.
WARNING
Type
380T1
394T1
397T1
398T1
3.0
2.4
1.8
1.2
0.6
0
2
40
20
3.2
2.8
2.4
2.0
1.6
1.2
0.8
0.4
0
8
100
5.6.1

Test boiler

The firing rate has been defined on test boilers according to EN
267 standard.
5.6.2

Commercial boilers

The burner-boiler combination does not pose any problems if it
conforms to EN 303 and the combustion chamber dimensions
are similar to those provided by EN 267.
Technical description of the burner
Ignition output
(kW)
42 - 49
65 - 83
106 - 130
95 - 142
394T1
380T1
4 6 8 10
60 80 100 120
398T1
10 12 14
120 140 160 180
WARNING
Tab. E
397T1
12 14 16
140 160 180 200 220
16 18 20 22
200 220 240 260
For applications where the boiler does not conform to EN 303, or
where the combustion chamber is much smaller than the dimen-
sions given in EN 267, please consult the manufacturers.
11 GB
The firing rates (Fig. 3) were obtained at an ambi-
ent temperature of 20 °C, at a barometric pressure
of 1013 mbar (about 0 m a.s.l.) and with the com-
bustion head regulated as indicated on page 23.
D7147
18 20 Light oil output – kg/h
240 Thermal power – kW
D5391
24 26
Light oil output – kg/h
280 300
Thermal power – kW
Fig. 3
20135920