7698967.01 (1-01/18)
44
INST
ALLER Section
(en)
21. TECHNICAL PARAMETERS
CHAPPEE DUO
3.25 HTE
3.33 HTE
Condensing boiler
Yes
Yes
Low-temperature boiler
(1)
No
No
B1 boiler
No
No
Cogeneration space heater
No
No
Combination heater
Yes
Yes
Rated heat output
Prated
kW
16
24
Useful heat output at rated heat output
and high temperature regime
(2)
P
4
kW
16.0
24.0
Useful heat output at 30% of rated heat
output and low temperature regime
(1)
P
1
kW
5.3
8.0
Seasonal space heating energy efficiency
ƞ
s
%
93
93
Useful efficiency at rated heat output and
high temperature regime
(2)
ƞ
4
%
88.0
88.0
Useful efficiency at 30% of rated heat
output and low temperature regime
(1)
ƞ
1
%
98.0
98.1
Auxiliary electricity consumption
Full load
elmax
kW
0.025
0.030
Part load
elmin
kW
0.014
0.014
Standby mode
P
SB
kW
0.003
0.003
Other items
Standby heat loss
P
stby
kW
0.060
0.050
Ignition burner power consumption
P
ign
kW
0.000
0.000
Annual energy consumption
Q
HE
GJ
50
74
Sound power level, indoors
L
WA
dB
51
53
Emissions of nitrogen oxides
NO
X
mg/kWh
19
22
Domestic hot water parameters
Declared load profile
XL
XL
Daily electricity consumption
Q
elec
kWh
0.130
0.135
Annual electricity consumption
AEC
kWh
29
30
Water heating energy efficiency
ƞ
wh
%
81
81
Daily fuel consumption
Q
fuel
kWh
24.290
24.580
Annual fuel consumption
AFC
GJ
18
18
(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.
