Firing Rate; Test Boiler; Commercial Boilers - Riello RS5 Installation, Use And Maintenance Instructions

4.7

Firing rate

The burner output is chosen from within the diagram area (Fig. 3).
4.0
3.2
2.4
1.6
0.8
0
150
130.000
4.8

Test boiler

The firing rate has been defined on test boilers according to EN
676 standard.
4.8.1

Commercial boilers

The burner-boiler matching is assured if the boiler conforms to
EN 303 and the combustion chamber dimensions are similar to
those shown in the diagram EN 676.
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 676, please consult the manufacturers.
20198379
Technical description of the burner
170 190 210
170.000
The firing rate value (Fig. 3) has been obtained
considering an ambient temperature of 20 °C, an
atmospheric pressure of 1013 mbar (approx. 0 m
a.s.l.), and with the combustion head adjusted as
WARNING
shown on page 18.
230 250 270
210.000
Heat output
10 GB
290 310 330
250.000 290.000
D6231
350 kW
kcal/h
Fig. 3