DIVAtop ST C
38
EN
5.3 Technical data table
The column on the right gives the abbreviation used on the dataplate.
5.4 Diagrams
fig. 26 - Pressure/power diagram
DIVAtop ST 24 C
-
A
= LPG,
B =
NATURAL GAS
DIVAtop ST 32 C
-
C
= LPG,
D =
NATURAL GAS
fig. 27 - Circulating pump head / pressure losses DIVAtop ST 24 C
A
Boiler pressure losses
1 - 2 - 3
Circulating pump speed
fig. 28 - Circulating pump head / pressure losses DIVAtop ST 32 C
A
Boiler pressure losses
1 - 2 - 3
Circulating pump speed
DIVAtop ST 24 C DIVAtop ST 32 C
Data
Unit
Value
Value
Max. heating capacity
kW
25.8
34.4
(Q)
Min. heating capacity
kW
8.3
11.5
(Q)
Max. Heat Output in heating
kW
23.5
31.3
(P)
Min. Heat Output in heating
kW
7.0
9.7
(P)
Max. Heat Output in hot water production
kW
23.5
31.3
Min. Heat Output in hot water production
kW
7.0
9.7
Burner nozzles G20
no. x Ø
11 x 1.35
15 x 1.35
Gas supply pressure G20
mbar
20
20
Max. pressure downstream of gas valve (G20)
mbar
12.0
12.0
Min. pressure downstream of gas valve (G20)
mbar
1.5
1.5
Max. gas delivery G20
nm
3
/h
2.73
3.64
Min. gas delivery G20
nm
3
/h
0.88
1.22
Burner nozzles G31
no. x Ø
11 x 0.79
15 x 0.79
Gas supply pressure G31
mbar
37.0
37
Max. pressure downstream of gas valve (G31)
mbar
35.0
35.0
Min. pressure downstream of gas valve (G31)
mbar
5.0
5.0
Max. gas delivery G31
4.22 kg/h
2.00
2.69
Min. gas delivery G31
kg/h
0.65
0.90
Efficiency class Directive 92/42 EEC
-
NOx emission class
-
5 (<70 mg/kWh)
(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
1.0
1.2
Heating expansion tank capacity
litres
8
10
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
Hot water content
litres
25
25
Expansion tank capacity. DHW.
litres
2
2
Expansion tank pre-filling pressure. DHW.
bar
3
3
DHW flowrate
'
t 30°C
l/10min
145
180
DHW flowrate
'
t 30°C
l/h
700
930
(D)
Protection rating
IP
X5D
X5D
Power supply voltage
V/Hz
230V/50Hz
230V/50Hz
Electrical power input
W
80
90
Electrical power input in hot water production
W
80
90
Empty weight
kg
44
47
Type of unit
B
11BS
PIN CE
0461BR0843
C
D
A
B
0
1
2
3
4
5
6
7
0
500
1.000
1.500
2.000
Q
[l/h]
H
[m H
2
O]
A
3
2
1
0
1
2
3
4
5
6
7
0
500
1.000
1.500
2.000
Q
[l/h]
H
[m H
2
O]
A
3
1
2
5
4
cod. 354
0S161
- Rev. 00 -
10
/2013
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