Natural Gas Operation | Tempest®
NATURAL GAS OPERATION Main Air Pressure, (UA pressure tap), mbar
4441-8-A
.7
4
17
39
52
69
86
Air Flow, not burning, Nm3/h
962 829 34.3
Air Flow, stoich, Nm3/h
107
200
401
620
719
922
Air Orifice , (UA-DA) mbar Gas Orifice , (UG-DG) mbar
— —
2.2
8.2
20.9
26.1
46.0
0.7
1.7
4.0
4.5
6.2
7.2
Tile Pressure, mbar
0.5
1.5
6.7
13.4
16.7
22.6
26.4
Max. % XSA fs, ignition
1000
2000
3000
3000
3000
3000
2000
Max. % XSFuel, fs
30
30
30
30
30
30
30
Flame Length, mm
914
1016
1143
1143
1219
1270
1270
Flame Diameter, mm
305
305
305
305
305
305
305
4441-8-B
.7
4
17
39
52
69
86
Air Flow, not burning, Nm3/h
1337
Air Flow, stoich, Nm3/h
147
267
535
855 14.2
962
1123
1256
Air Orifice , (UA-DA) mbar Gas Orifice , (UG-DG) mbar
— —
1.7
5.7 2.7 6.5
20.9
29.6
36.3
1.0
6.5
8.2
11.4
14.2
Tile Pressure, mbar
0.5
1.7
13.7
16.9
20.9
25.1
Max. % XSA fs, ignition
1000
2000
3000
3000
3000
3000
2500
Max. % XSFuel, fs
30
30
30
30
30
30
30
Flame Length, mm
1168
1245
1346
1346
1397
1524
1575
Flame Diameter, mm
330
330
330
330
356
356
356
4441-8-C
.7
4
17
39
52
69
86
Air Flow, not burning, Nm3/h
1684
Air Flow, stoich, Nm3/h
174
334
668
1016
1203
1443
1604
Air Orifice , (UA-DA) mbar Gas Orifice , (UG-DG) mbar
— —
1.2
4.0
9.5 9.5
14.7
20.7
24.6
0.5
4.2
13.2
18.2
22.9
Tile Pressure, mbar
0.2
1.2
4.7
9.7
12.2
14.4
16.2
Max. % XSA fs, ignition
2000
3000
3000
3000
3000
3000
2000
Max. % XSFuel, fs
30
30
30
30
30
30
30
Flame Length, mm
1219
1346
1448
1499
1524
1727
1829
Flame Diameter, mm
356
356
356
356
356
356
381
Bulletin 4441M page 7
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