Parma 20 RS i – Parma 24 RS i
Wall hung combi boiler (room sealed)
General information
Advantages:
- Suitable for room non-ventilated
- Mono-thermal combustion
- Use possible with NG or LPG
- Ignition and control of flame with monoelectrode
- Continuous output modulation in both heating and domestic hot water
- Stainless steel domestic hot water plate heat exchanger
- Domestic hot water temperature stabilization function
- Instant and continuous domestic hot water even with
- low water pressure (0,15 bar)
- 3-speed pump with an integrated automatic air vent
- Possibility to connect a room thermostat
Features:
- Prompt and elegant user interface
- Control panel with hydrometer
- Self-diagnosis troubleshooting function
- Noiseless operation
- Boiler over-heat safety system
-
3-ways valve anti-lock function
User interface:
A Pressure gauge
B Led lit up
C Function selector - Adjustment selector heating temperature
D Adjustment selector domestic hot water temperature - Function selector combustion analysis
Dimension
| Parma 20 RS i – Parma 24 RS i | |
|---|---|
| MR Heating delivery | 3/4” M |
| AC Hot water | 1/2” M |
| G gas | 3/4” M |
| AF Cold water | 1/2" M |
| R Heating return | 3/4” M |
Technical data
Technical data for: NG (G20) - LPG (G30) - LPG (G31)
| Parma 20 RS i | Parma 24 RS i | |
|---|---|---|
| Nominal heat input heating/ domestic hot water (kW) | 23.0 | 26.2 |
| Nominal heat output heating/ domestic hot water (kW) | 20.0 | 24.3 |
| Reduced heat input heating (kW) | 8.9 | 8.9 |
| Reduced heat output heating (kW) | 7.8 | 8.1 |
| Reduced heat input domestic hot water (kW) | 8.9 | 8.9 |
| Reduced heat output domestic hot water (kW) | 7.8 | 8.1 |
| Useful efficiency Pn max (%) | 87.0 | 92.7 |
| Heating water temperature (min-max) (+/-3) (C°) | 40-80 | 40-80 |
| Domestic hot water temperature (min-max) (l/min) | 37-60 | 37-60 |
| Quantity of hot water Δt 25°C (l/min) | 11.4 | 13.8 |
| Diameter flue pipes (mm) | 80-80/60-100 | 80-80/60-100 |
| Weight (Kg) | 32 | 33 |
| Height (mm) | 740 | 740 |
| Width (mm) | 400 | 400 |
| Depth (mm) | 332 | 332 |