Unical AG KON B

Wall-mounted condensation boiler

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Unical AG

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Wall-mounted condensation boiler



Wall hung, Low NOx, modulating and condensing gas boiler with totally premixed burner - room sealed type - electronic ignition - with D.H.W. production. through a 60 litres, stainless steel, “superfast” storage tank – Isolation degree  IP X4D
• Heat exchanger - Condenser in aluminium / silicon / magnesium  
• Totally premixed burner with constant combustion ratio, with electro-pneumatic gas valve and modulating fan
• “Superfast” 60 litre storage tank in stainless steel, with diffuser system for the maximum efficiency, inspectable, with magnesium anode
• Integral hydraulic group composed from:  
- Modulating pump: for heating and DHW priority (storage tank loading) with system anti-jamming, endowed with integral automatic vent  
- Three way electric diverting valve for priority to the storage tank  
- Automatic differential bypass
• Modulation ratio 1:6,3  
• Electronic panel board that can be translated in vertical to facilitate the electrical connections and the maintenance, endowed with 2 selecting handles and a manometer  
• Inlet of on-off / modulating thermostat and external temperature sensor.  
• Ignition and ionization though just one electrode  
• High efficiency pump, modulating according to the requested output, managed by the electronic PCB and conforming to the Erp Directive of 2015.  
• Safety valve 3 bar
• Safety thermostat  
• Flow temperature sensor  
• Return temperature sensor  
• D.H.W. temperature sensor (in the storage tank)  
• C.H. expansion vessel of 10 litres  
• D.H.W. expansion vessel of  3 litres.
Main functions:  
- Management of 2 zones: High / Low temperature with different priority  
- Pump anti-jamming  
- Post-circulation of the pump  
- Anti-legionnaire disease  
- Anti-fast function
- Special services for adjustment and calibration according to the rules in force
- Adjustment of maximum output in heating mode operation
- Visualization of the lockout for lack of flame and diagnostics with alphanumeric signalling of the anomalies through wide, multifunction, back-lighted LCD display (power save)  
- Heating temperature adjustment: 30 - 85°C  
- D.H.W. temperature adjustment: 25 - 65°C  
- Antifreeze protection electronic device

Further info from manufacturer on KON B
mm 900x680x486

Gas Condensation Collection by Unical AG
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