SUPPLEMENTARY INSTRUCTIONS
FOR THE INSTALLER
28
7689373.01 - en
15. TECHNICAL PARAMETERS
BAXI
LUNA DUO-TEC+
1.28 GA B80
Condensing boiler
Yes
Low-temperature boiler
(1)
No
B1 boiler
No
Cogeneration space heater
No
Combination heater
Yes
Rated heat output
Prated
kW
28
Useful heat output at rated heat output and high
temperature regime
(2)
P4
kW
28.0
Useful heat output at 30% of rated heat output and low
temperature regime
(1)
P1
kW
9.4
Seasonal space heating energy efficiency
ƞ
s
%
93
Useful efficiency at rated heat output and high
temperature regime
(2)
ƞ
4
%
87.9
Useful efficiency at 30% of rated heat output and low
temperature regime
(1)
ƞ
1
%
98.0
Auxiliary electricity consumption
Full load
elmax
kW
0.047
Part load
elmin
kW
0.013
Standby mode
PSB
kW
0.003
Other items
Standby heat loss
Pstby
kW
0.040
Ignition burner power consumption
Pign
kW
0.000
Annual energy consumption
QHE
GJ
87
Sound power level, indoors
LWA
dB
53
Emissions of nitrogen oxides
NOX
mg/kWh
16
Domestic hot water parameters
Declared load profile
XL
Daily electricity consumption
Qelec
kWh
0.103
Annual electricity consumption
AEC
kWh
23
Water heating energy efficiency
ƞ
wh
%
82
Daily fuel consumption
Qfuel
kWh
22.749
Annual fuel consumption
AFC
GJ
17
(1) Low temperature means for condensing boilers 30°C, for low temperature boilers 37°C and for other heaters 50°C
return temperature (at heater inlet).
(2) High temperature regime means 60°C return temperature at heater inlet and 80°C feed temperature at heater
outlet
.