4.7 Technical data M300V.2530 SM
(nom.Q.) Nominal heat input in
heating mode (Hi)
(nom.Q.) Nominal heat input in
d.h.w. mode (Hi)
(nom.Q.) Minimum heat input (Hi)
* Max. heat input in heating mode
60°/80°C
* Max. heat input in d.h.w. mode
60°/80°C
* Min. heat input 60°/80°C
** Max. heat input in heating mode
30°/50°C
** Max. heat input in d.h.w. mode
30°/50°C
** Min. heat input 30°/50°C
Data in heating mode
NOx class
Weighted NOx ***
Weighted CO EN483 (0% O2)
CO at nom. Q. (0% O2) ***
CO at nom. Q. (0% O2) ***
CO2 at nom. Q. with G20
CO2 at min. Q. with G20
CO2 at nom. Q. with G31
CO2 at min. Q. with G31
** Condensate quantity at nom.Q.
30°/50°C
** Condensate quantity at min.Q.
30°/50°C
Condensate pH
- 30 -
TECHNICAL SPECIFICATIONS
kW
26,0
kcal/h
22356
kW
31,0
kcal/h
26655
kW
3,8
kcal/h
3267
kW
25,6
kcal/h
22012
kW
30,6
kcal/h
26311
kW
3,6
kcal/h
3095
kW
28,3
kcal/h
24334
kW
33,7
kcal/h
28977
kW
4,0
kcal/h
3439
6
mg/kWh
34
ppm
19
ppm
n.a.
ppm
190,0
ppm
5,0
%
8,5 - 9,5
%
8,5 - 9,5
%
9,6 - 10,6
%
9,5 - 10,5
l/h
5,0
l/h
0,6
pH
4,0
Data in d.h.w. mode
CO2 at nom. Q. with G20
CO2 at min. Q. with G20
CO2 at nom. Q. with G31
CO2 at min. Q. with G31
* With return water temperature that does not permit
condensation
** With return water temperature that does permits
condensation
*** With coax. flue gas discharge 60/100 0.9 m and
METHANE gas G20
Measured efficiency in heating mode
* Nominal efficiency 60°/80°C
* Min. efficiency 60°/80 C
** Nominal efficiency 30°/50°C
** Min. efficiency 30°/50°C
* Efficiency At 30 % of load
** Efficiency At 30 % of load
Heat loss at the chimney with
burner operating
Heat loss at the chimney with
burner off ΔT 50°C
Heat loss towards the environment
through the casing with the burner
operating
Energy efficiency
Gas supply pressures
Gas
Nom.
Methane G20
Min.
Max.
Nom.
Propane G31
Min.
Max.
%
8,5 - 9,5
%
8,5 - 9,5
%
9,6 - 10,6
%
9,5 - 10,5
%
98,6
%
94,5
%
108,7
%
105,8
%
n.a.
%
109,7
Pf (%)
1,2
Pfbs
0,2
(%)
Pd (%)
0,2
* * * *
Pa
mbar
2000
20
1700
17
2500
25
3700
37
2500
25
4500
45