Technical data

6 720 611 137 GB (03.02)
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 G31 (CVnet 88 MJ/m
3
) kg/h - 2.1
Gas supply pressure
Natural Gas G20 (CVnet 34.02 MJ/m
3
) mbar 20 -
LPG G31 (CVnet 88 MJ/m
3
) mbar - 37
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
1)
1) The value is used in the UK Government Standard Assessment Procedure (SAP) for the energy rating of dwellings. The test data
from which it has been calculated have been certified by DVGW.
% 90.7 90.7
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 43 43
Noise output level dB(A) 36 36
Appliance protection rating IP X4D X4D
Max. flow temperature ˚C nom. 90 nom. 90
Minimum static head m 1.0 1.0
Maximum static head m 30.0 30.0
Permissible ambient temperatures ˚C 0 - 50 0 - 50
Nominal capacity of appliance l 3.75 3.75
Weight (excluding packing) kg 38 38
Table 2