G-17
B-070343_EN • B
T
echnical
S
pecificaTionS
Combustion and Gas Data
N 280 FS
(min. - max.)
N 420 FS
(min. - max.)
N 570 FS
(min. - max.)
N 840 FS
(min. - max.)
chimney type(s)
B
23
- C
43
- C
53
- C
83
flue gas temperature at 80/60°C
°C
55.3 - 69.4
56.0 - 72.0
56.9 - 72.3
57.7 - 74.8
flue gas temperature at 50/30°C
°C
29.0 - 45.7
30.0 - 45.0
30.2 - 44.3
29.9 - 51.4
overheat flue gas temperature
°C
97
max. flue gas pressure
(incl. max wind condition)
Pa
200
mass flow rate of flue gases
g/s
12 - 111
22 - 164
32 - 217
39 - 327
max. condensate volume
kg/h
33.6
50.4
78.2
100.8
CO emissions
mg/kWh
26.8
24.7
21.5
21.5
CO
2
contents*
G20
Min output
%
8.6
8.4
8.1
8.8
Max output
%
9.5
9.5
9.6
9.6
G25
Min output
%
9.1
9.1
9.1
9.1
Max output
%
9.5
9.5
9.5
9.6
G31
Min output
%
10.7
10.6
10.6
10.7
Max output
%
11.0
11.0
11.1
11.2
O
2
contents*
G20
Min output
%
5.9
6.4
6.0
5.3
Max output
%
4.3
4.3
4.1
4.1
G25
Min output
%
4.4
4.4
4.4
4.4
Max output
%
3.7
3.7
3.5
3.5
G31
Min output
%
4.5
4.4
4.4
4.5
Max output
%
4.2
4.2
4.1
4.0
NOx level
mg/kWh
34.2
30.0
24.0
29.0
NOx class
6
gas type(s)
G20 - G25 - G25.1 - G25.3 - G31
gas category
I2E(S) - I2E - I2H - I2ELL - I2HS - I2N - I2EK - I3P,
I2E(R), II2E3P, II2E(S)3P, II2EK3P, II2H3P, II2L3P,
II2E+3P, II2E(R)3P, II2Esi3P, II2Er3P
gas pressure
G20 (20 mbar)
mbar
17 - 25
G25 (25 mbar)
mbar
20 - 30
G25.1 (25 mbar)
mbar
18 - 33
G25.3 (25 mbar)
mbar
20 - 30
G31 (30 mbar)
mbar
25 - 35
G31 (37 mbar)
mbar
25 - 45
G31 (50 mbar)
mbar
42.5 - 57.5
gas flow rate (G20)**
m
3
/h
2.6 - 26.2
4.8 - 40.4
6.5 - 52.1
8.6 - 77.8
gas flow rate (G25)**
m
3
/h
3.0 - 30.5
5.6 - 47.0
7.6 - 60.6
10.0 - 90.5
gas flow rate (G31)**
m
3
/h
2.5 - 10.2
3.7 - 15.0
5.1 - 20.7
7.6 - 31.0
*
Tolerance is +/- 0.1%
**
15°C, 1013.25 mbar, dry gas
