Condensation ROMA wall boiler
An articulated project based on an innovative product architecture and an extremely reliable technology that uses singletube stainless steel exchanger to give the user maximum comfort and energy saving. Models: from 21 to 33 kw.
Ficha técnica do produto
| Código | Modelo | Preço (s/IVA) | Disponibilidade | Comprar |
|---|---|---|---|---|
| 0106-0901 | ROMA Wall Boiler 21 (Condensation) | Entrar no My Zantia | ||
| 0106-0902 | ROMA Wall Boiler 25 (Condensation) | Entrar no My Zantia | ||
| 0106-0903 | ROMA Wall Boiler 29 (Condensation) | Entrar no My Zantia | ||
| 0106-0904 | ROMA Wall Boiler 33 (Condensation) | Entrar no My Zantia |
Principais Características
• Models: 21 kW, 25 kW, 29 kW and 33 kW;
• Heating and instantaneous domestic hot water production
• New Stainless Steel Premixed Micro-flame Burner
• New High Flow Rate Stainless Steel Single-tube Exchanger
• Clean Architecture, Designed For Access For Maintenance
• Brass Hydraulics With Motorised Three-way Valve
• Reduced Dimensions, The Smallest On The Market
• Operating Modes:
- Summer (just instantaneous DHW production)
- Winter (heating and instantaneous DHW production)
• Airtight chamber / Forced draw (type C)
• Anti-frost function
• Electronic ignition
• Full electronic modulation
• Energy Efficiency Class Heating/DHW): A / A
Especificações Técnicas
| TECHNICAL DATA | UNITS | ROMA 21 | ROMA 25 | ROMA 29 | ROMA 33 |
|---|---|---|---|---|---|
| Nominal Thermal Output ref. PCI (80°C/60°C) | kW | 21 | 25 | 29 | 33 |
| Minimum Thermal Output ref. PCI (80°C/60°C) | kW | 3,7 | 4 | 4 | 4 |
| Nominal Power ref. PCI (80°C/60°C) | kW | 20,4 | 24,3 | 28,3 | 31,5 |
| Nominal condensation power ref. PCI (50°C/30°C) | kW | 22,1 | 26,4 | 30,5 | 34,4 |
| Minimum power ref. PCI (80°C/60°C) | kW | 3,5 | 3,7 | 3,7 | 3,7 |
| Minimum condensation power ref. PCI (50°C/30°C) | kW | 3,9 | 4,2 | 4,1 | 4 |
| DHW useful heat flow rate | kW | 25,5 | 31 | 34,8 | 34,8 |
| Nom. Therm. Flow Rate Useful Output ref. PCI (80°C/60°C) | % | 96,90 | 97,01 | 97,46 | 95,46 |
| Output at reduced load ref. PCI (30% of Pn-50°C/30°C) | % | 97,10 | 97,10 | 97,00 | 97,90 |
| GAS FLOW at G20 Methane nominal P (2E+) | m3/h | 2,1 | 2,6 | 3,1 | 3,4 |
| G20 Methane Network GAS PRESSURE (2E+) | mbar | 20 | 20 | 20 | 20 |
| CO2 (G20) | % | 9 | 9 | 9 | 9 |
| NOx | class | 6 | 6 | 6 | 6 |
| ERP | |||||
| Declared water heating load profile | XL | XL | XL | XL | |
| Room heating energy class | A | A | A | A | |
| Seasonal heating energy efficiency | % | 91,7 | 92 | 93,2 | 92,6 |
| HEATING | |||||
| Min/Max Heating set point | ºC | 35 / 80 | 35 / 80 | 35 / 80 | 35 / 80 |
| Water volume in boiler | lts | 0,8 | 0,8 | 0,8 | 0,8 |
| Water volume in expansion vessel | lts | 7 | 8 | 10 | 10 |
| Expansion vessel pressure | bar | 1 | 1 | 1 | 1 |
| Min/Max Pressure in primary circuit | bar | 0,5 / 3 | 0,5 / 3 | 0,5 / 3 | 0,5 / 3 |
| Heat.plant available pump head at the flow rate of Q=1000 | mbar | 230 | 230 | 230 | 230 |
| SANITARY | |||||
| DHW min/max set point | ºC | 35 / 60 | 35 / 60 | 35 / 60 | 35 / 60 |
| Hot water continuous production AT=30°C | lts/min | 11,9 | 14 | 16,2 | 16,2 |
| Hot water continuous production AT=35 °C | lts/min | 10,2 | 12 | 13,8 | 13,8 |
| Minimum DHW Flow rate | lts/min | 3 | 3 | 3 | 3 |
| Min/Max DHW Pressure | bar | 0,8 / 10 | 0,8 / 10 | 0,8 / 10 | 0,8 / 20 |
| ELECTRICAL FEATURES | |||||
| Power supply voltage/frequency | V/Hz | 230 / 50 | 230 / 50 | 230 / 50 | 230 / 50 |
| Absorbed electric power | W | 45 | 45 | 34 | 34 |
| Protection degree | IP | IPX4D | IPX4D | IPX4D | IPX4D |
| HYDRAULIC CONNECTIONS | |||||
| Heating connections | " | 3/4 | 3/4 | 3/4 | 3/4 |
| DHW connections | " | 1/2 | 1/2 | 1/2 | 1/2 |
| Gas connections | " | 3/4 | 3/4 | 3/4 | 3/4 |
| SIZE | |||||
| H x D x W | mm | 700x250x400 | 700x250x400 | 700x250x400 | 700x250x400 |
| Weight | kg | 31 | 32 | 34 | 35 |
| DISCHARGE TUBES LENGHT | |||||
| Coaxial Ø 60 / 100 mm | mt | 10 | 8 | 9 | 8 |
| Split Ø 80 mm | mt | 52 | 48 | 50 | 47 |
| Split Ø 60 mm | mt | 14 | 12 | 13 | 11 |
| CE Approval | 1312 | 1312 | 1312 | 1312 |
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