Technical description of the burner
15
20036644
GB
3.9
Minimum furnace dimensions
The firing rates were set in relation to certified test boilers.
Fig. 6 indicates the diameter and length of the test combustion
chamber.
Example RLS 500/E:
Output 18500 MBtu/hr: diameter 39.4 inch - length 16.5 ft.
CORRECTED BURNER AIR PRESSURE ACCORDING TO ALTITUDE
Altitude
Rated Pressure
m a.s.l.
0
100
305
610
915
1220
1525
1830
2135
2440
ft a.s.l
0
328
1000
2000
3000
4000
5000
6000
7000
8000
0.50
0.49
0.50
0.51
0.53
0.55
0.57
0.59
0.62
0.64
0.67
1.00
0.99
1.00
1.02
1.06
1.10
1.14
1.19
1.23
1.28
1.34
1.50
1.48
1.50
1.53
1.59
1.65
1.71
1.78
1.85
1.92
2.01
2.00
1.97
2.00
2.05
2.12
2.20
2.28
2.37
2.46
2.56
2.67
2.50
2.47
2.50
2.56
2.65
2.75
2.85
2.96
3.08
3.21
3.34
3.00
2.96
3.00
3.07
3.18
3.30
3.43
3.56
3.70
3.85
4.01
3.50
3.46
3.50
3.58
3.71
3.85
4.00
4.15
4.31
4.49
4.68
4.00
3.95
4.00
4.09
4.24
4.40
4.57
4.74
4.93
5.13
5.35
4.50
4.44
4.50
4.60
4.77
4.95
5.14
5.33
5.54
5.77
6.02
5.00
4.94
5.00
5.12
5.30
5.51
5.71
5.93
6.16
6.41
6.69
5.50
5.43
5.50
5.63
5.83
6.06
6.28
6.52
6.77
7.05
7.35
6.00
5.92
6.00
6.14
6.36
6.61
6.85
7.11
7.39
7.69
8.02
6.50
6.42
6.50
6.65
6.89
7.16
7.42
7.71
8.01
8.34
8.69
7.00
6.91
7.00
7.16
7.42
7.71
7.99
8.30
8.62
8.98
9.36
7.50
7.40
7.50
7.67
7.96
8.26
8.56
8.89
9.24
9.62
10.03
8.00
7.90
8.00
8.18
8.49
8.81
9.13
9.48
9.85
10.26
10.70
8.50
8.39
8.50
8.70
9.02
9.36
9.71
10.08
10.47
10.90
11.37
9.00
8.88
9.00
9.21
9.55
9.91
10.28
10.67
11.09
11.54
12.04
9.50
9.38
9.50
9.72
10.08
10.46
10.85
11.26
11.70
12.18
12.70
10.00
9.87
10.00
10.23
10.61
11.01
11.42
11.86
12.32
12.82
13.37
Average barometric
pressure (20°C)
mbar
1013
1000
977.4
942.8
908.2
875.8
843.5
811.85
779.8
747.8
Average barometric
pressure (68°F)
"w.c.
399
394
385
371
358
345
332
320
307
294
2
1 5 . 7
1 9 . 7
2 3 . 6
3 1 . 5
3 9 . 4
4 7 . 2
f t
i n c h es
ft= 0,12
MBtu/hr
18.9
11.3
7.5
1000
1.5
760
16.5
13.2
9.9
6.6
3.3
1.6
MBtu
hr
37870
23.0
29.6
22.7
Fig. 6
Diameter (inches)
Length (
ft)
Fur
nace
dimensions
D9396
Summary of Contents for RLS 300/E
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