Nova Florida DELFIS Monothermal - 2 Technical Features and Dimensions; Technical Features

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Technical features and dimensions
2. Technical features and dimensions
2.1 Technical features
The boiler is equipped with an integrated gas atmospheric burner. The following models are available:
• CTN open chamber, natural draught boiler with electronic ignition for heating and instantaneous DHW supply.
The following power rates are available:
• CTN 24: with heat input of 24.5 kW
All models are equipped with electronic ignition and ionisation ame sensing device.
The boilers meet local applicable Directives enforced in the country of destination, which are stated on their rating plate.
Installation in any other country may be a source of danger for people, animals and property.
The key technical features of the boilers are listed below.
2.1.1 Manufacturing characteristics
• IPX4D electrically protected control panel.
• Integrated, modulating electronic safety board.
• Electronic ignition and ionisation ame detection device.
• Stainless steel, atmospheric burner that can run on several gases.
• Mono-thermal, high performance, copper heat exchanger.
• Twin shutter modulating gas valve.
• High-eciency CH circulation pump with built-in air purging device.
• Safety pressure switch, preventing low water pressure operation.
• Flue gas thermostat
• Integrated, automatic by-pass.
• 7 litre expansion vessel.
• System water discharge tap.
• Heating ow water temperature probes.
• Stainless steel plate heat exchanger for DHW production.
• Motorised deviating valve.
• DHW priority ow switch.
• 10 litre/min DHW ow-limiting device.
• Domestic hot water temperature probe.
• System ller cock.
2.1.2 User interface
• Liquid crystal LCD interface showing the boiler operating status: OFF, SUMMER, WINTER and CH ONLY.
• CH water temperature setting buttons: 35-78 °C.
• DHW temperature setting buttons: 35-57 °C.
• System water pressure gauge.