RT-SVX24Q-EN
181
Figure 137.
Natural gas combustion curve (ratio of oxygen to carbon dioxide in percent)
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
0
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21
Perc
ent
Carbon Diox
ide
Percent Oxygen
A =
A
Curve
Fuel
1,000 BTU per cu ft.
of Natural Gas
Table 63.
Recommended manifold pressures and CO
2
levels during furnace operation
2-STAGE
MODULATING
MB-
H
FIR-
ING
RAT-
ES
% CO
2
NAT GAS
MANIF
PRESS
“W.C.
%
CO2P-
RO-
PANE
MANIF
PRESS
“W.C.
MB-
H
FIR-
ING
RATE
%
CO2N-
AT GAS
MANIF
PRESS“-
W.C.
%
CO2P-
RO-
PANE
MANIF
PRESS“-
W.C.
850
100%
8.0-9.0
3.0-3.5
9.0-10.0
3.0-3.5
850
100%
8.0-9.0
3.0- 3.5
7.8-8.4
1.7-2.2
510
60%
5.0 -7.0
0.8-0.95
5.0-7.0
1.5-3.0
85
10%
5.0 -7.0
0.8- 0.9.5
2.0-3.0
.1-.2
1100
100%
8.0-9.0
3.0-3.3
9.0-10.0
3.0-3.3
1100
100%
7.0-9.0
.8-.9
8.5-9.5
.5-.75
550
50%
5.0 -7.0
0.8-0.95
5.0-7.0
0.8-0.95
55
5%
1.5-3.0
.05-1.0
1.5-2.5
.02-.04
1800
100%
7.0- 8.0
1.5- 1.8
N/A
N/A
1800
100%
7.0-9.0
1.5- 1.8
N/A
N/A
900
50%
5.0- 7.0
0.5- 0.7
N/A
N/A
90
5%
1.5-3.0
.05-1.0
N/A
N/A
2500
100%
7.5- 8.5
2.0- 2.5
N/A
N/A
2500
100%
7.0-9.0
2.0- 2.5
N/A
N/A
1250
50%
5.0- 7.0
0.5- 0.7
N/A
N/A
125
5%
1.5-3.0
.05-1.0
N/A
N/A
Содержание IntelliPak 2 Series
Страница 217: ...RT SVX24Q EN 217 N No ot te es s...
Страница 218: ...218 RT SVX24Q EN N No ot te es s...
Страница 219: ...RT SVX24Q EN 219 N No ot te es s...