26
Models: Play 28
Condensing boiler: yes
Low temperature boiler (**): yes
Type B
1
boiler: no
Space heating cogeneration appliance: no
If yes, equipped with an additional heater: -
Apparecchio di riscaldamento misto: sì
Element
Symbol
Value
Unit
Element
Symbol
Value
Unit
Nominal heat output
P
n
28
kW
Seasonal space heating energy
efficiency
η
s
92
%
For space heating boilers and mixed boilers:
useful heat output
For space heating boilers and mixed boilers:
useful efficiency
P
4
27
kW
η
4
86.4
%
At rated heat output and high
temperature regime (*)
At 30% of rated heat output and low
temperature regime (**)
P
1
8.1
kW
At rated heat output and high
temperature regime (*)
At 30% of rated heat output and low
temperature regime (**)
η
1
96.1
%
el
max
0.087
kW
P
stby
0.070
kW
el
min
0.042
kW
P
ign
0
kW
Auxiliary electricity consumption
At full load
Part load
In stand-by mode
P
SB
0.004
kW
Other elements
Stand-by heat loss
Energy consumption of the ignition burner
Annual energy consumption
Q
HE
55
GJ
Emission of nitrogen oxides
NO
x
42
mg/kWh
For mixed heaters:
XL
η
wh
90
%
Q
elec
0.1
kWh
Q
fuel
21.7
kWh
Load profile declared
Daily consumption of electricity
Annual consumption of electricity
AEC
22
kWh
Energy efficiency of water heating
Daily fuel consumption
Annual fuel consumption
AFC
17,2
GJ
Contact details: A2B Accorroni E.G. - Via d'Ancona, 37 - 60027 Osimo (AN)
(*) High temperature mode: return temperature of 60 ° C at the entrance to the device and 80 °C of use temperature at the exit of the device.
(**) Low temperature: return temperature (at the boiler inlet) for condensing boilers 30 °C, for low temperature appliances of 37 °C and for other
appliances of 50 °C.
Seasonal energy efficiency class of space heating
A
Energy efficiency class of water heating
A
Table 18 - ERP and Labeling data - Play 28
