Baxi 430 Combi 2 - Technical specifications; Technical data

3.1.1 Certification
3.2 Technical data
3 Technical specifications
3.1 Homologations
Tab.1 Certifications
UKCA certificate number
748363
NOx class 6
Boiler type
C
13
, C
33
Tab.2 Technical settings for combination heaters with boilers
3.2.1 Technical information
Important
All data in these sections are nominal and subject to normal pro
duction tolerances.
3 Technical specifications
400 Combi 2 9
Baxi Combi 2 424 430 424 LPG 430 LPG
Condensing boiler
Yes Yes Yes Yes
Low-
temperature boiler
(1)
No No No No
B1 boiler
No No No No
Cogeneration space heater
No No No No
Combination heater
Yes Yes Yes Yes
Rated heat output
Prated
kW 20 20 20 20
Useful heat output at rated heat output and high
temperature setting
(2)
P4
kW 20 20 20 20
Useful heat output at 30% of rated heat out-put and
low temperature setting
(1)
P1
kW 6.7 6.7 6.7 6.7
Seasonal space heating energy efficiency
ƞs
% 93 93 93 93
Useful efficiency at rated heat output and high
temperature setting
(2)
ƞ4
% 88.2 88.0 88.2 88
Useful efficiency at 30% of rated heat output and low
temperature setting
(1)
ƞ1
% 97.9 97.8 97.9 97.8
Auxiliary electricity consumption
Full load
elmax
kW 0.037 0.026 0.037 0.026
Partial load
elmin
kW 0.014 0.014 0.014 0.014
Standby mode
PSB
kW 0.004 0.004 0.004 0.004
Other items
Heat loss on standby
Pstby
kW 0.04 0.04 0.04 0.04
Ignition burner power consumption
Pign
kW - - - -
Annual energy consumption
QHE
GJ 62 62 62 62
Sound power level, indoors
LWA
dB 50 49 50 49
Nitrogen oxide emissions
NOx mg/kWh
24
21 21 21
Domestic hot water parameters
Declared load profile
XL XL XL XL
Daily electricity consumption
Qelec
kWh 0.176 0.189 0.176 0.189
Annual electricity consumption
AEC
kWh 39 42 39 42
Water heating energy efficiency
ƞwh
% 88 89 88 89
Daily fuel consumption
Qfuel
kWh 22.03 21.66 22.03 21.66
Annual fuel consumption
AFC
GJ 17 17 17 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 setting means 60 °C return temperature at boiler inlet and 80 °C flow temperature at boiler outlet
Gas Council numbers
4
7-077-51 47-077-52 47-07
7-53 47-077-54