Riello P 140 T/G - Nozzle Installation; Nozzles Reccomended; Choice of Nozzles

20035784
14
GB
Installation
5.7 Nozzle installation
The burner complies with the emission requirements of the
EN 267 standard.
In order to guarantee that emissions do not vary, recommended
and/or alternative nozzles specified by Riello in the Instruction
and warning booklet should be used.
5.7.1 Nozzles reccomended
Type Delavan - 60° spray angle
5.7.2 Choice of nozzles
 State, first of all, the maximum output required with all three
nozzles in operation.
 On the base of the maximum required output, choose, from
Tab. F, three related nozzles.
 Use nozzles with a 60° spray angle at the recommended
pressure of 12 bar.
For three-stage operation, up to:
– 116 kg/h (P 140 T/G)
– 170 kg/h (P 200 T/G)
– 193 kg/h (P 300 T/G)
1
st
and 2
nd
nozzle are not equal to the 3
rd
one (Fig. 10).
Follow this procedure in order to obtain higher values of CO
2
(during 1
st
and 2
nd
stage of operation).
Rated nozzles delivery are shown in the Tab. F.
The real nozzle delivery may vary from the rated one up to ± 5%,
its detection is made by weighing the oil sprayed out from the
nozzle inserted in a tube.
Tab. F
WARNING
It is advisable to replace nozzles every year
during regular maintenance operations.
CAUTION
The use of nozzles other than those specified by
Riello S.p.A. and inadequate regular maintenance
may result into emission limits non-conforming to
the values set forth by the regulations in force, and
in extremely serious cases, into potential hazards
to people and objects.
The manufacturing company shall not be liable for
any such damage arising from nonobservance of
the requirements contained in this manual.
WARNING
The pump pressure is referred to all three nozzles
operating, the pressure increases automatically
with two nozzles in operation and more with only
one.
Fig. 10
3
rd
2
nd
1
st
S8304
GPH kg/h
1
st
2
nd
3
rd
1
st
+ 2
nd
+ 3
rd
P 140 T/G
6.5 6.5 3.5 71.1
77477.2
7.5 7.5 4 81.6
88485.8
8.3 8.3 4 88.4
8.5 8.5 4.5 92.3
99598.7
9.5 9.5 6 107.4
9.5 9.5 8 115.9
9.5 9.5 9.5 122.4
10 10 10 128.7
10.5 10.5 10.5 135.3
11 11 11 141.6
P 200 T/G
10 10 5 107.3
10.5 10.5 5 111.7
10.5 10.5 6 115.9
11 11 6.5 122.3
12 12 6.5 130.9
12 12 7.5 135.2
13 13 7.5 143.8
13.8 13.8 7.5 150.7
13.8 13.8 10 161.3
13.8 13.8 12 169.9
13.8 13.8 13.8 177.6
14 14 14 180.3
15 15 15 193.2
15.3 15.3 15.3 197.1
P 300 T/G
13.8 10.5 10.5 149.4
13.8 11.0 11.0 153.6
13.8 12.0 12.0 162.2
14.0 13.0 13.0 171.7
15.3 13.8 13.8 184.1
15.0 14.0 14.0 184.6
15.0 15.0 15.0 193.2
15.3 15.3 15.3 197.1
16.0 16.0 16.0 206.1
17.0 17.0 17.0 219.0
17.5 17.5 17.5 225.3
18.0 18.0 18.0 231.9
19.0 19.0 19.0 244.8
19.5 19.5 19.5 251.1
20.0 20.0 20.0 257.7
21.5 21.5 21.5 276.9
22.0 22.0 22.0 283.2
24.0 24.0 24.0 309.0
P 450 T/G
17.5 17.5 17.5 225.3
18 18 18 231.9
19 19 19 244.8
19.5 19.5 19.5 251.1
20.0 20.0 20.0 257.7
21.5 21.5 21.5 276.9
22.0 22.0 22.0 283.2
24.0 24.0 24.0 309.0
26.0 26.0 26.0 334.7
28.0 28.0 28.0 360.5
30.0 30.0 30.0 386.3
32.0 32.0 32.0 412.0
35.0 35.0 35.0 450.6