Riello GAS 3, Инструкции по установке, использованию и обслуживанию

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20144819 18 GB
Installation
5.8.2 Gas train
Approved according to standard EN 676 and provided separately
from the burner.
To select the correct gas train model, refer to the supplied "Burn-
er-gas train combination" manual.
5.8.3 Gas train installation
The train can enter the burner from the right or left side, depend-
ing on which is the most convenient, see Fig. 4.
5.8.4 Gas pressure
Tab. F indicates the pressure drops of the combustion head and
gas butterfly valve, on the basis of the burner operating output.
Tab. F
The values shown in Tab. M refer to:
-
Natural gas G 20 NCV 10 kWh/Sm
3
(8.6 Mcal/Sm
3
)
- Natural gas G 25 NCV 8.6 kWh/Sm
3
(7.4 Mcal/Sm
3
)
DANGER
Disconnect the electrical power using the main
switch.
Check that there are no gas leaks.
Pay attention when handling the train: danger of
crushing of limbs.
Make sure that the gas train is properly installed
by checking for any fuel leaks.
The operator must use the required equipment
during installation.
Model kW
1

p (mbar)
G20 G25
GAS
3
130 3.6 5,3
154 4.1 6.1
179 4.8 7.1
203 5.5 8.1
228 6.3 9.4
252 7.2 10.8
277 8.3 12.3
301 9.4 13.9
326 10.6 15.8
350 11.9 17.7
GAS 4
180 3.4 5.1
212 4 6
244 4.7 7
277 5,3 8
309 6 9
341 6.7 10
373 7.4 11.1
406 8.2 12.2
438 9 13.3
470 9.7 14.5
GAS 5
320 5.8 9.8
358 6.5 10.4
396 7.1 11.1
433 7.6 11.6
471 8.1 12.2
509 8.6 12.7
547 9 13.3
584 9.3 13.7
622 9.6 14.2
660 9.8 14.6
GAS 6
500 9 13.4
561 9.5 14.1
622 9.9 14.7
683 10.3 15.3
744 10.7 15.9
806 11 16.4
867 11.4 17
928 11.7 17.4
989 12 17.9
1050 12.2 18.3
WARNING
The heat output and gas pressure in the head
data refer to operating with the gas butterfly
valve fully open (90°).