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34
EN
DIVACONDENS F24/F28
cod. 3541G920 - Rev. 00 - 08/2015
5.4 Technical Data Table
5.5 Diagrams
Pressure - flow diagrams
A =
LPG -
B =
NATURAL GAS
Circulating pump head / pressure losses
A =
Boiler pressure losses
Data
Unit
DIVAcondens F24
DIVAcondens F28
Max. heating capacity
kW
25.0
28.0
(Q)
Min. heating capacity
kW
10.0
10.0
(Q)
Max. Heat Output in heating (80/60°C)
kW
24.1
27
(P)
Min. Heat Output in heating (80/60°C)
kW
9.2
9.2
(P)
Max. Heat Output in heating (50/30°C)
kW
25.9
29
Min. Heat Output in heating (50/30°C)
kW
9.6
9.6
Efficiency Pmax (80-60°C)
%
96.5
96.5
Efficiency Pmin (80-60°C)
%
92.0
92.0
Efficiency Pmax (50-30°C)
%
Efficiency Pmin (50-30°C)
%
96.0
96.0
Efficiency 30%
%
Burner nozzles G20
n° x Ø
11 x 1.35
11 x 1.35
Gas supply pressure G20
mbar
20
20
Max. pressure at burner G20
mbar
11
1
Min. pressure at burner G20
mbar
2
2
Max. gas delivery G20
m
3
/h
2.64
2.96
Min. gas delivery G20
m
3
/h
1.06
1.06
Burner nozzles G31
n° x Ø
11 x 0.82
11 x 0.82
Gas supply pressure G31
mbar
37
37
Max. pressure at burner G31
mbar
29
35
Min. pressure at burner G31
mbar
5
5
Max. gas delivery G31
kg/h
1.96
2.19
Min. gas delivery G31
kg/h
0.78
0.78
Efficiency class Directive 92/42 EEC
-
NOx emission class
-
3
3
(NOx)
Max. working pressure in heating
bar
3
3
(PMS)
Min. working pressure in heating
bar
0.8
0.8
Max. heating temperature
°C
90
90
(tmax)
Heating water content
litres
1.5
1.5
Heating expansion tank capacity
litres
8
8
Heating expansion tank prefilling pressure
bar
1
1
Max. working pressure in hot water production
bar
9
9
(PMW)
Min. working pressure in hot water production
bar
0.25
0.25
DHW flow rate Dt 25°C
l/min
14
15.7
DHW flow rate Dt 30°C
l/min
11.6
13.0
Protection rating
IP
X5D
X5D
Power supply voltage
V/Hz
230V/50Hz
230V/50Hz
Electrical power input
W
Empty weight
kg
35
35
Type of unit
C
12
-C
22
-C
32
-C
42
-C
52
-C
62
-C
72
-C
82
B
22
-B
32
PIN CE
0461CP1030
A
B
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
35
30
25
20
15
10
5
kW
mbar
PRG
PRG
0
0.5
1
1.5
2
2.5
6
5
4
3
2
1
0
A
Q
[l/h]
H
[m H
2
O]
95
110
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