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4.5 TECHNICAL PARAMETERS FOR COMBINATION BOILERS (IN COMPLIANCE WITH
REGULATION 813/2013)
The efficiencies and NO
values in the following tables refer to the gross calorific value.
x
Model
Condensing Boiler
Low temperature boiler
Boiler type B1
Co-generation appliance for central heating
Mixed heating appliance
Nominal heat output
Seasonal energy efficiency of central heating
For central heating only and combination boilers: useful heat output
At nominal heat output in high temperature mode (*)
At 30% of nominal heat output in a low temperature mode (**)
For central heating only and combination boilers: useful efficiency
At nominal heat output in high temperature mode (*)
At 30% of nominal heat output in a low temperature mode (**)
Auxiliary electricity consumption
At full load
At partial load
In standby mode
Other items
Heat loss in standby
Ignition burner energy consumption
Emissions of nitrogen oxides
For mixed central heating appliances
Stated load profile
Domestic hot water production efficiency
Daily electrical power consumption
Annual electrical power consumption
Daily gas consumption
Annual gas consumption
(*) High temperature mode means 60°C on return and 80°C on flow.
(**) Low temperature mode for condensation Boilers means 30°C , for low temperature boilers 37°C and for other appliances 50°C of return
temperature.
VICTRIX MAIOR 28
YES
NO
NO
NO
YES
P
24
n
η
94
S
P
24,0
4
P
8,1
1
η
88,2
4
η
98,6
1
el
0,021
max
el
0,014
min
P
0,002
SB
P
0,054
stby
P
0,000
ign
NO
21
x
XL
η
88
WH
Q
0,195
elec
AEC
43
Q
21,800
fuel
AFC
17
kW
%
kW
kW
%
%
kW
kW
kW
kW
kW
-
%
kWh
kWh
kWh
GJ
131
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