5
FERROLI NEW CONDENS 300 SERIES
303
304
305
306
307
Efficiency and Performance
Max. heat input in CH mode
kW
65
95
119
148
180
Min. heat input in CH mode
kW
15
20
19
34
38
Max. heat output in CH mode (80/60°C)
kW
62
90
115
142
171
Min. heat output in CH mode (80/60°C)
kW
14
19
18
33
37
Max. heat output in CH mode (50/30°C)
kW
69
100
124
154
187
Min. heat output in CH mode (50/30°C)
kW
16
22
21
37
41
Efficiency at Pmax (80/60°C)
%
96.2
94.7
96.4
96.0
95.1
Efficiency at Pmin (80/60°C)
%
93.7
94.8
94.8
96.2
96.4
Efficiency at Pmax (50/30°C)
%
106.4
105.2
104.3
103.8
103.7
Efficiency at Pmin (50/30°C)
%
107.1
108.3
108.0
109.4
109.5
Efficiency at 30% (30°C)
%
105.8
105.3
105.7
106.2
106.6
NOx class
5
Max. central heating temperature
°C
80
Max. domestic hot water temperature
°C
65
Max. heat exchanger ΔT
°C
26
Max. stack pressure at Pmax
Pa
260
260
180
210
190
Operating pressure (min – max)
bar
0,8 - 6
Water resistance at ΔT 11°C
mbar
300
220
360
355
300
Water resistance at ΔT 20°C
mbar
125
110
160
160
150
Structural Characteristics
Water Contents
l
6.5
8.5
10.5
12.5
14.5
Empty weight
kg
107
133
164
196
226
Width
mm
420
490
490
580
580
Height
mm
1220
1220
1220
1240
1260
Depth
mm
755
865
1130
1275
1415
Electrical Specifications
Power supply voltage
V/Hz
230/50
Protection level
IP
20
Power consumption
W
160
190
260
260
320
Water and Gas Fittings
Central heating flow outlet
1”
1 ¼”
1 ¼”
1 ½”
1 ½”
Central heating return inlet
1”
1 ¼”
1 ¼”
1 ½”
1 ½”
Gas inlet
½”
¾”
1”
1 ¼”
1 ¼”
Flue gas outlet (Ø)
mm
80
100
110
125
160
Combustion
Type of appliance
B23
Combustion efficiency at Pmax
%
98.2
98.2
98.3
98.2
98.1
Combustion efficiency at Pmin
%
98.4
98.4
98.5
98.4
98.4
Flue gas temperature at Pmax (80/60°C)
°C
59.3
60.8
59.9
59.7
61.4
Flue gas temperature at Pmin (80/60°C)
°C
58.7
56.4
55.3
57.3
56.3
Flue gas temperature at Pmax (50/30°C)
°C
41.8
39.4
40.4
42.1
42.6
Flue gas temperature at Pmin (50/30°C)
°C
30.8
30.5
29.9
31.6
30.9
Flue gas flow-rate at Pmax
g/sec
29.5
38.4
48.7
62.6
77.0
Flue gas flow-rate at Pmin
g/sec
9.6
11.8
14.6
19.7
24.5
CO
2
at Pmax
%
9.2
9.6
9.3
9.4
9.7
CO
2
at Pmin
%
9.0
9.1
9.1
9.1
9.2
CO O
2
=0% weighted
ppm
74
76
62
50
98
NOx O
2
=0% weighted
mg/kWh
22
26
24
18
31
Technical Data Table
Summary of Contents for 303: 304
Page 16: ...16 Wiring diagram ...
Page 17: ...17 Sensor locations ...
Page 22: ...22 Notes ...
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Page 24: ...24 FERROLI S p A Via Ritonda 78 a 37047 San Bonifacio Verona ITALY www ferroli it ...
