Technical data

6 720 611 443 GB (03.11)
Details of the appliance
9
1.9 Technical data
Units Natural gas Propane
Max. rated heat output net 40/30°C central heating
Max. rated heat output net 50/30°C central heating
Max. rated heat output net 80/60°C central heating
kW
kW
kW
29.3
29.0
27.4
29.3
29.0
27.4
Max. rated heat input net kW 27.7 27.7
Min. rated heat output net 40/30°C
Min. rated heat output net 50/30°C
Min. rated heat output net 80/60°C
kW
kW
kW
8.4
8.3
7.4
11.6
11.4
10.5
Min. rated heat input net kW 7.6 10.8
Maximum gas flow rate – After 10 minutes from lighting
Natural gas G20 (CVnet 34.02 MJ/m
3
)m
3
/h 2.9 -
LPG (CVnet 88 MJ/m
3
)kg/h-2.1
Gas supply pressure
Natural gas G20 (CVnet 34.02 MJ/m
3
)mbar20 -
LPG (CVnet 88 MJ/m
3
)mbar-37
Expansion vessel
Charge pressure bar 0.75 0.75
Total capacity l 10 10
Flue
Flue gas temp. 80/60°C, rated/min. load °C 67/55 67/55
Flue gas temp. 40/30°C, rated/min. load °C 43/32 43/32
Residual delivery pressure
(inc. pressure drop in air intake duct) Pa 80 80
CO
2
level at max. rated heat output
CO
2
level at min. rated heat output
%
%
9.2
8.8
10.8
10.5
NO
x
-class 5 5
SEDBUK figure Band A A
Condensate
Max. condensation rate (t
R
= 30°C) l/h 2.3 2.3
pH-value, approx. 4.8 4.8
General Data
Electrical power supply voltage AC ... V 230 230
Frequency Hz 50 50
Max. power consumption W 102 102
Noise output level dB(A) 36 36
Appliance protection rating with blanking plate fitted IP X4D X4D
Max. CH flow temperature °C nom. 90 nom. 90
Max. permissible operating pressure (CH) bar 3 3
Permissible ambient temperatures °C 0 - 50 0 - 50
Nominal capacity of appliance l 3.75 3.75
Weight (excluding packaging) kg 43 43
Table 2