Technical Data M290.28Cm/M - Biasi RinNOVA 24S User Manual And Installation Instructions

4.5 Technical data M290.28cM/M

(nom.Q.) Nominal heating/d.h.w.
heat input (Hi)
(nom.Q.) Minimum heat input (Hi)
for heating
(nom.Q.) Minimum d.h.w. heat input
(Hi)
Maximum output power for
heating/d.h.w.
Minimum output power for heating
Minimum output power for d.h.w.
Measured efficiency
Nominal efficiency 60°/80°C
Min. efficiency 60°/80°C
Efficiency at 30 % of load
Energy efficiency
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
NOx class
Weighted NOx
TECHNICAL SPECIFICATIONS
kW 31,1
kcal/h 26741
kW 16,5
kcal/h 14187
kW 13,0
kcal/h 11178
kW 29,1
kcal/h 25021
kW 14,9
kcal/h 12812
kW 11,8
kcal/h 10146
% 93,3
% 90,6
% 92,2
* * *
Pf (%) 5,2
Pfbs
0,2
(%)
Pd (%) 1,5
2
mg/kWh 179
ppm 101
Heating
Adjustable temperature **
Max. operating temp.
Maximum pressure
Minimum pressure
Available pressure difference (at
1000 l/h)
** At minimum useful power
Domestic hot water
Temp. Minimum-Maximum
Maximum pressure
Minimum pressure
Maximum flow rate
(ΔT=25 K)
(ΔT=35 K)
Minimum flow rate
Specific d.h.w. flow rate (ΔT=30 K) * l/min
* Reference standard EN 625
Gas supply pressures
Gas
Nom.
Methane G20 Min.
Max.
Nom.
Butane G30 Min.
Max.
Nom.
Propane G31 Min.
Max.
°C 38 - 85
°C 90
kPa 300
bar 3,0
kPa 30
bar 0,3
kPa 21,0
bar 0,210
°C 35 - 60
kPa 1000
bar 10
kPa 30
bar 0,3
l/min 18,1
l/min 12,7
l/min 2,5
13,6
Pa mbar
2000 20
1700 17
2500 25
2900 29
2000 20
3500 35
3700 37
2500 25
4500 45
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