APPLIANCE
INF
ORMA
TION
INSTALLATION & SERVICING INSTRUCTIONS
4
TECHNICAL DATA
8 716 115 219c (03.2010)
TECHNICAL DATA
Central Heating
Max. rated heat output net 40/30
°
C
kW
31.2
32.8
31.2
32.8
Max. rated heat output net 50/30
°
C
kW
30.9
32.5
30.9
32.5
Max. rated heat output net 80/60
°
C
kW
29.2
30.6
29.2
30.6
Max. rated heat input net
kW
29.6
31
29.6
31
Min. rated heat output net 40/30
°
C
kW
8.4
11
11.6
13.4
Min. rated heat output net 50/30
°
C
kW
8.3
10.9
11.4
13.2
Min. rated heat output net 80/60
°
C
kW
7.4
9.7
10.5
12.1
Min. rated heat input net
kW
7.6
10
10.8
12.5
Max. flow temperature
°
C
88
88
88
88
Max. permissible operating pressure
bar
2.5
2.5
2.5
2.5
Domestic Hot Water
Max. rated heat input net
kW
29.6
41.5
29.5
41.5
Max. rated heat output
kW
29.5
41.1
29.2
41.1
Minimum flow rate to start
l/min
2.3
2.8
2.3
2.8
Minimum pressure for max flow rate 20 l/min (
±
15%)
bar
1.5
-
1.5
-
Minimum pressure for max flow rate 25 l/min (
±
15%)
bar
-
1.7
-
1.7
Specific rate - 30
°
C rise - heat store hot
ltr/min
20 for 10 min.
25 for 10 min.
20 for 10 min. 25 for 10 min.
Specific rate - 30
°
C rise - heat store off
ltr/min
14
19.6
14
19.6
Time to heat tank 15
°
C to 65
°
C
mins
13
13
13
13
Gas flow rate
- Max. 10 minutes from lighting
Natural Gas G20
m
2
/h
3.1
4.4
-
Propane Gas (LPG)
kg/h
-
2.3
3.2
Gas supply pressure
Natural Gas G20
mb
20
20
-
LPG (Propane) Gas G31
mb
-
37
37
Flue
Flue Gas Temp. 80/60
°
C, rated min. load
°
C
67/55
67/55
67/55
67/55
Flue Gas Temp. 40/30
°
C, rated min. load
°
C
43/32
43/32
43/32
43/32
CO
2
level at max. rated heat output
%
9.4
9.4
10.8
10.8
CO
2
level at min. rated heat output
%
8.6
9.0
10.4
10.4
NO
x
- classification
class
5
5
5
5
Condensate
Max. condensation rate
l/h
2.7
3.7
2.7
3.7
pH value, approx.
4.8
4.8
4.8
4.8
Electrical
Electrical power supply voltage
AC...V
230
230
230
230
Frequency
Hz
50
50
50
50
Max. power consumption
W
164
206
164
206
Expansion Vessel
Charge Pressure
bar
0.75
0.75
0.75
0.75
Total Capacity
Itr
12
12
12
12
General Data
SEDBUK (Band A)
%
90.8
90.8
92.2
92.2
Appliance protection rating
IP
x4D
x4D
x4D
x4D
Appliance protection rating (with mechanical timer fitted into fascia)
IP
20
20
20
20
Permissable ambient temperatures
°
C
0 - 50
0 - 50
0 - 50
0 -50
Nominal capacity of appliance
Itr
51
51
51
51
Noise output level (at maximum CH output)
dB(A)
37
37
37
37
Weight (excluding packaging)
kg
112
112
112
112
DESCRIPTION
UNITS
Natural Gas
L.P.G
440CDi
550CDi
440CDi
550CDi
