- Reference
- VM-20072918
- Material, heat exchanger
- Aluminium
- Closed finish
- Yes
- Open and closed finish
- Yes
- Condensation
- Yes
- Nominal output 50-30 °C
- 22kW
- Nominal useful output 80-60 °C
- 20.7kW
- Suitable for low-calorific natural gas
- Standard factory setting
- Suitable for propane
- Standard factory setting
- Suitable for butane
- Not suitable
- Suitable for methane
- Not suitable
- Adjustable heating power
- Yes
- Ignition flame
- No
- On/off control signal
- Yes
- High/low control signal
- No
- OpenTherm control signal
- Yes
- Control signal 0-10 V
- No
- High/low burner regulation
- Yes
- Modulated burner control
- Yes
- Maximum temperature of the inlet water (operating temperature)
- 90°C
- Minimum setback temperature
- 20°C
- Minimum working pressure
- 1bar
- Max. operating pressure
- 3bar
- Maximum upstream gas pressure
- 35mbar
- Minimum upstream gas pressure
- 20mbar
- Second outlet connection
- Yes
- Nominal power, sanitary water
- 32.1kW
- Nominal power high value, sanitary water
- 35.7kW
- Available hot water network volume at 60 °C
- 9.2l/min
- Frequency
- 50 Hz
- Sanitary hot water reservoir
- 0.7l
- Integrated distribution/filling valve
- No
- Integrated pump switch
- Yes
- Built-in manometer
- Yes
- Integrated ambient conditions controller
- Yes
- Integrated expansion vessel
- No
- Integrated overpressure valve
- No
- Built-in inlet combination
- No
- Height
- 920mm
- Depth
- 370mm
- Width
- 400mm
- Supply connection
- End of thin steel tube
- Diameter outside of the inlet pipe
- 22mm
- Return connection
- End of thin steel tube
- Diameter outside of the return pipe
- 22mm
- Connection, fuel
- Male thread (metric)
- Connection, air duct
- Socket
- Nominal diameter of the air duct
- 100mm
- Connection, flue gas discharge
- Socket
- Nominal diameter of the duct, flue gas discharge
- 60mm
- Cold drinking water connection
- Other
- Hot water connection
- Other
- Condensate connection
- Flexible
- Diameter outside of condensate pipe
- 25mm
- Capacity profile
- XL