| Model name |
Modena HE Combi |
Modena HE System |
| Picture |
 |
 |
| Features (kW) |
Units 27, 32, 38 |
Units 18, 25, 32 |
| User Interface |
| Digital Interface |
Yes |
Yes |
| User interface |
Digital controls |
Digital & manual controls |
| Mechanical timer |
No |
Yes |
| Digital timer |
Yes |
Yes |
| Casing |
White silk |
White silk |
| Programmable Room Thermostat |
Digital |
Digital/ mechanical |
| Microprocessor control and adjustment system with self-diagnosis |
Yes |
Yes |
| Gas |
| Fuel |
NG, LPG |
NG, LPG |
| SAP 2009/2012 annual efficiency (PCDB/SEDBUK) “A” class |
89% |
89% |
| NOx class- best in class |
5 |
5 |
| Installation |
| Compact size |
Yes |
Yes |
| No plate to plate heat exchanger or diverter valve |
Yes |
Yes |
| Number of moving operating parts |
4 |
3 |
| Bi-thermal heat exchanger |
Yes |
Yes |
| Electrical |
| Electrical supply |
230/50Volts/Hz |
230/50Volts/Hz |
| Mechanical |
| Robust stainless steel burner |
Yes |
Yes |
| Filling loop |
Yes |
Yes |
| ErP |
| Hot Water Min/Max Temp |
60/80 |
N/A |
| Heating Min/Max Temp |
25/35 |
30/50 |
| ErP Rating |
A |
A |
| Weight |
| Netto weight |
29-33 |
28-30 |
| Gross weight |
31-33 |
30-32 |
|
| Model name |
i25 Combi |
i29 Combi |
| Picture |
 |
 |
| Features (kW) |
Unit 25 |
Unit 29 |
| User Interface |
| Digital Interface |
Yes |
Yes |
| User interface |
Digital & manual controls |
Digital & manual controls |
| Mechanical timer |
Optional |
Optional |
| Digital timer |
Optional |
Optional |
| Casing |
White silk |
White silk |
| Programmable Room Thermostat |
Optional |
Optional |
| Microprocessor control and adjustment system with self-diagnosis |
Yes |
Yes |
| Gas |
| Fuel |
NG, LPG |
NG, LPG |
| SAP 2009/2012 annual efficiency (PCDB/SEDBUK) “B” class |
76% |
74% |
| NOx class |
3 |
3 |
| Installation |
| Compact size |
Yes |
Yes |
| No plate to plate heat exchanger or diverter valve |
No |
No |
| Number of moving operating parts |
6 |
6 |
| Bi-thermal heat exchanger |
No |
No |
| Electrical |
| Electrical supply |
230/50Volts/Hz |
230/50Volts/Hz |
| Mechanical |
| Robust stainless steel burner |
No |
No |
| Filling loop |
Yes |
Yes |
| ErP |
| Hot Water Min/Max temp |
60/80 |
60/80 |
| Heating Min/Max temp |
30/50 |
30/50 |
| ErP Rating |
A |
A |
| Weight |
| Netto weight |
30 |
30 |
| Gross weight |
32 |
32 |
|
| Model name |
Econcept 51A |
Energy Top W 60, 80, 125 |
| Picture |
 |
 |
| Features (kW) |
Units 11-53 |
Units 17-123 |
| User Interface |
| Digital Interface |
Yes |
Yes |
| User interface |
Digital & manual controls |
Digital & manual controls |
| Mechanical timer |
N/A |
No |
| Digital timer |
Optional |
Optional |
| Casing |
White silk |
White silk |
| Programmable Room Thermostat |
Yes |
No |
| Microprocessor control and adjustment system with self-diagnosis |
N/A |
No |
| Gas |
| Fuel |
NG |
NG |
| SAP 2009/2012 annual efficiency (PCDB/SEDBUK) “A” class |
89% |
89% |
| NOx class |
5 |
4 |
| Installation |
| Compact size |
Yes |
No |
| No plate to plate heat exchanger or diverter valve |
No |
No |
| Number of moving operating parts |
8 |
9 |
| Ceramic reverse micro flame burner |
Yes |
No |
| Electrical |
| Electrical supply |
230/50Volts/Hz |
230/50Volts/Hz |
| Mechanical |
| Robust stainless steel burner |
No |
No |
| Filling loop |
Yes |
Yes |
| ErP |
| Hot Water Min/Max temp |
60/80 |
60/80 |
| Heating Min/Max temp |
30/50 |
30/50 |
| ErP Rating |
A |
A |
| Weight |
| Netto weight |
46 |
52-64 |
| Gross weight |
48 |
54-66 |