APPLIANCE INFORMATION
6 720 803 599 (2012/06)
8
2.3
TECHNICAL DATA
NATURAL GAS
L.P.G
DESCRIPTION
UNITS
29
34
38
42
29
34
38
42
Domestic hot water
Min. heat input
kW
8.0
8.0
9.8
9.8
11.5
11.5
14.5
14.5
Max. rated heat output
kW
30.9
35.0
40.0
42.0
30.9
35.0
40.0
42.0
Max. rated heat input
kW
30.9
35.0
40.0
42.0
30.9
35.0
40.0
42.0
Max. mains inlet pressure
bar
10
10
10
10
10
10
10
10
Min. mains inlet pressure (working) for max flow
bar
1.4
1.5
1.7
1.9
1.4
1.5
1.7
1.9
Min. mains inlet pressure (working) for
operation
bar
0.2
0.2
0.2
0.2
0.2
0.2
0.2
0.2
DHW temperature range
°C
40-60
40-60
40-60
40-60
40-60
40-60
40-60
40-60
DHW specific rate - 30°C rise
l/min
14.8
16.7
19.1
20.1
14.8
16.7
19.1
20.1
Max. DHW flow rate - 40°C rise
±
15%
l/min
11
12
14
15
11
12
14
15
Central Heating
Max. rated heat input
kW
30.9
30.9
30.9
30.9
30.9
30.9
30.9
30.9
Max. rated heat output net 40/30°C
kW
32.1
32.1
32.1
32.1
32.1
32.1
32.1
32.1
Max. rated heat output net 50/30°C
kW
31.8
31.8
31.8
31.8
31.8
31.8
31.8
31.8
Max. rated heat output net 80/60°C
kW
30.0
30.0
30.0
30.0
30.0
30.0
30.0
30.0
Min. rated heat output net 40/30°C
kW
8.6
8.6
10.6
10.6
8.6
12.4
15.7
15.7
Min. rated heat output net 50/30°C
kW
8.6
8.6
10.5
10.5
8.6
12.3
15.5
15.5
Min. rated heat output net 80/60°C
kW
7.7
7.7
9.4
9.4
7.7
11.0
13.9
13.9
Min. rated heat input net
kW
8.0
8.0
9.8
9.8
8.0
11.5
14.5
14.5
Max. flow temperature (nominal)
°C
90
90
90
90
90
90
90
90
Max. permissible operating pressure
bar
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
Available pump head at 21°C system temp. rise
m
2
2
2
2
2
2
2
2
Gas flow rate - Max. 10 minutes from lighting
Natural Gas G20
m3/h
3.3
3.7
4.2
4.4
-
-
-
Propane Gas (LPG)
kg/h
-
-
-
2.4
2.7
3.1
3.3
Flue
Flue Gas Temp. 80/60°C, rated min. load
°C
76/58
81/58
83/58
86/58 76/58
81/58
86/58
87/58
Flue Gas Temp. 40/30°C, rated min. load
°C
55/33
58/33
65/35
66/35 55/33
58/33
65/35
66/35
CO
2
level at max. rated heat output
%
9.6
9.6
9.7
9.7
11.5
11.5
11.5
11.5
CO
2
level at min. rated heat output
%
9.0
9.0
9.1
9.1
10.5
10.5
10.5
10.5
NOx - class
5
5
5
5
5
5
5
5
Condensate
Max. condensation rate
l/h
2.7
2.7
2.7
2.7
2.7
2.7
2.7
2.7
pH value, approx.
4.8
4.8
4.8
4.8
4.8
4.8
4.8
4.8
Electrical
Electrical power supply voltage
AC...V
230
230
230
230
230
230
230
230
Frequency
Hz
50
50
50
50
50
50
50
50
Max. power consumption
W
150
160
170
175
150
160
170
175
General Data
SEDBUK 2005
band
A
A
A
A
A
A
A
A
%
90.1
90.1
90.1
90.1
90.1
90.1
90.1
90.1
Appliance protection rating
IP
X4D
X4D
X4D
X4D
X4D
X4D
X4D
X4D
Appliance protection rating with mechanical or RF
mech. timer fitted
IP
20
20
20
20
20
20
20
20
Permissible ambient temperatures
°C
0-50
0-50
0-50
0-50
0-50
0-50
0-50
0-50
Nominal capacity of appliance
I
3.75
3.75
3.75
3.75
3.75
3.75
3.75
3.75
Noise output level (at DHW inlet pressure 3 bar)
dB(A)
44
44
45
47
44
44
45
47
Total boiler weight (lift weight)
kg
47.5
47.5
47.5
47.5
47.5
47.5
47.5
47.5
Packaged boiler weight
kg
56
56
56
56
56
56
56
56
Table 5 Technical data
