FERROLI Divatop H C - Manual (Page 35)

DIVAtop HC
35 EN
cod. 3540S840 - 02/2010 (Rev. 00)
5.2 Water circuit
fig. 24 - Water circuit
7 Gas inlet
10 System delivery
11 System return
14 Safety valve
20 Burner assembly
27 Copper exchanger
32 Heating circulating pump
36 Automatic air vent
44 Gas valve
56 Expansion tank
74 System filling cock
78 Anti-backflow device
81 Ignition and detection electrode
95 Diverter valve
126 Fume thermostat
209 Hot water tank delivery
210 Hot water tank return
241 Automatic bypass
246 Pressure transducer
278 Double sensor (Safety + Heating)
5.3 Technical data table
The column on the right gives the abbreviation used on the dataplate.
5.4 Diagrams
Pressure - power diagrams DIVAtop HC 24
A LPG
B NATURAL GAS
Circulating pump head / pressure losses DIVAtop HC 24
A Boiler pressure losses
1 - 2 - 3 Circulating pump speed
Pressure - power diagrams DIVAtop HC 32
A LPG
B NATURAL GAS
Circulating pump head / pressure losses DIVAtop HC 32
A Boiler pressure losses
1 - 2 - 3 Circulating pump speed
Data Unit DIVAtop HC 24 DIVAtop HC 32
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)
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 m 3 /h 2.73 3.64
Min. gas delivery G20 m 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 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 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 - 3 (<150 mg/kWh) 3 (<150 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
56
81
44
20
27
14
32
11 10 7
210
278
95
241
246
36
209
74
78
126
Protection rating IP X5D X5D
Power supply voltage V/Hz 230V/50Hz 230V/50Hz
Electrical power input W 110 90
DHW electrical absorption
(with optional hot water tank installed)
W 110 90
Empty weight kg 32 30
Type of unit B
11BS
PIN CE 0461BR0843
Data Unit DIVAtop HC 24 DIVAtop HC 32
B
A
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
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
1
2