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City Top H 25 K

City Top H 25 K

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Home Products Condensing boilers ≤ 35 kW indoor City Top H K City Top H 25 K

City Top H 25 K

Condensing Heating Domestic Hot Water Modulation 1:20
City Top H 25 K

CH and instant DHW with premix burner

  • KIWA Certification for operating with mixtures of methane gas and hydrogen up to 20%
  • Condensing stainless steel heat exchanger with extra wide water passages
  • Double sealed chamber
  • Modulation ratio 1:16
  • Smart adaptive gas valve
  • Condense dry siphon
  • Brass hydraulic group
  • ICS (Intelligent Combustion System) guarantees a perfect combustion in all conditions
  • Plus button: DHW pre-heating
  • 20-plates insulated maxi exchanger for DHW
  • Automatic filling valve
  • 6 NOx Class in accordance with UNI EN15502-1
  • W x H x D: 400 x 700 x 324 mm
  • Weight: 36,8 kg
  • Qn/Qmin: 20 kW
  • Qnw: 25 kW
  • η30 at Qn: 107 %
  • Flow rate (ΔT 25°C): 15 l/min

Qn = Nominal heat input in CH • Qnw = Nominal heat input in DHW • η30 = Useful efficiency at 30% of the heat input


 

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