Water Circuit; Technical Data Table - Ferroli DIVA F32 Instructions For Use, Installation And Maintenance

DIVA F28/F32/F37

5.3 Water circuit

49
34
27
194
95
241 42
10 8
fig. 25 - Heating circuit
49
34
27
194
95
241 42
10 8
fig. 26 - DHW circuit
56
114 36
14
32
74
38
9 11
56
114 36
14
32
74
38
9 11
cod. 3541E064 - Rev. 00 - 02/2017

5.4 Technical data table

The column on the right gives the abbreviation used on the technical data plate.
Data
Max. heating capacity
Min. heating capacity
Max. Heat Output in heating
Min. Heat Output in heating
Max. Heat Output in hot water production
Min. Heat Output in hot water production
Efficiency Pmax (80-60°C)
Efficiency 30%
NOx emission class
Burner nozzles G20
Gas supply pressure G20
Max. gas pressure at burner G20 in hot water prod.
Max. gas pressure at burner G20 in heating
Min. gas pressure at burner G20
Max. gas delivery G20 in heating
Min. gas delivery G20
Burner nozzles G31
Gas supply pressure G31
Max. gas pressure at burner G31 in hot water prod.
Max. gas pressure at burner G31 in heating
Min. gas pressure at burner G31
Max. gas delivery G31 in heating
Min. gas delivery G31
Max. working pressure in heating
Min. working pressure in heating
Max. heating temperature
Heating water content
Heating expansion tank capacity
Heating expansion tank prefilling pressure
Max. working pressure in hot water production
Min. working pressure in hot water production
DHW flow rate Δt 25°C
DHW flow rate Δt 30°C
Protection rating
Power supply voltage
Electrical power input
Empty weight
Type of unit
Unit DIVA F28 DIVA F32 DIVA F37
kW 30.0 34.4 39.7
kW 11.5 11.5 14.0
kW 28.0 32.0 37.0
kW 9.9 9.9 12.9
kW 32.0 32.0 37.0
kW 9.9 9.9 12.9
% 93.1 93.1 93.2
% 91.0 91.0 91.0
- 3 (<150 mg/kWh)
no. x Ø 15 x 1.35 15 x 1.35 17 x 1.35
mbar 20 20 20
mbar 12.0 12.0 12.0
mbar 9.2 12.0 12.0
mbar 1.5 1.5 1.5
3
3.17 3.64 4.20
nm
/h
3
1.22 1.22 1.48
nm /h
no. x Ø 15 x 0.79 15 x 0.79 17 x 0.79
mbar 37.0 37.0 37.0
mbar 35.0 35.0 35.0
mbar 27.0 35.0 35.0
mbar 5.0 5.0 5.0
kg/h 2.35 2.69 3.10
kg/h 0.90 0.90 1.10
bar 3 3 3
bar 0.8 0.8 0.8
°C 90 90 90
liters 1.2 1.2 1.5
liters 10 10 10
bar 1 1 1
bar 9 9 9
bar 0.25 0.25 0.25
l/min 18.3 18.3 21.1
l/min 15.2 15.2 17.6
IP X5D X5D X5D
V/Hz 230V/50Hz 230V/50Hz 230V/50Hz
W 135 135 135
kg 35 35 37
C -C -C -C -C -C -C -C -B
12 22 32 42 52 62 72 82
EN
(Q)
(Q)
(P)
(P)
(NOx)
(PMS)
(tmax)
(PMW)
(D)
22
21