Nova Florida DELFIS Monothermal, Инструкция по установке, эксплуатации и обслуживанию

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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 flame 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 flame 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-efficiency 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 flow water temperature probes.
• Stainless steel plate heat exchanger for DHW production.
• Motorised deviating valve.
• DHW priority flow switch.
• 10 litre/min DHW flow-limiting device.
• Domestic hot water temperature probe.
• System filler 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.