5.15.2 Gas Train; 5.15.3 Gas Train Installation; 5.15.4 Gas Pressure - Riello ENNE/EMME 1400 Manual

5.15.2 Gas train

Type-approved in accordance with EN 676 and supplied
separately from the burner.

5.15.3 Gas train installation

Disconnect the power supply using the system
main switch.
DANGER
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.
The gas train is prearranged to be connected to the burner by the
flange 1)(Fig. 25).
Installation

5.15.4 Gas pressure

Tab. J indicates the pressure drops of the combustion head and
gas butterfly valve depending on the burner operating output.
20167882
Fig. 25
ATTENTION
25 GB
1 p (mbar)
kW
G 20
800 10
889 11.1
978 12.2
1067 13.3
1156 14.4
1244 15.6
1333 16.7
1422 17.8
1511 18.9
1600 20
1150 9.8
1258 11.7
1366 13.3
1473 14.6
1581 15.9
1689 17.2
1797 18.7
1904 20.6
2012 22.9
2120 25.8
1750 17
1956 18.2
2161 19.8
2367 21.6
2572 23.6
2778 25.7
2983 27.9
3189 30
3394 32.1
3600 34
2350 18
2606 20.8
2861 23.6
3117 26.5
3372 29.4
3628 32.3
3883 35.1
4139 37.8
4394 40.5
4650 43
Data of head thermal power and gas pressure
refer to operation with gas butterfly valve fully
open (90°).
G 25
14.9
16.5
18.2
19.8
21.5
23.2
24.9
26.5
28.2
29.8
14.6
17.4
19.8
21.8
23.7
25.6
27.9
30.7
34.1
38.4
25.3
27.1
29.5
32.2
35.2
38.3
41.6
44.7
47.8
50.7
26.8
31
35.2
39.5
43.8
48.1
52.3
56.3
60.3
64.1
Tab. J
20176605