DELFIS KR (high efficiency)

Delfis KR is a wall-hung condensing boiler for heating only, electronically arranged for connection to an external water heater. The boiler uses condensing technology, which allows it to lower consumptions, boost performance, and reduce emissions of pollutants.

PLUS

  • Ultra-compact
  • Modulation ratio 1:9
  • LCD user interface
  • Additional relay managing 2 heating zones
  • 9-litre expansion vessel
  • Boiler hydraulic replacement kit

FEATURES

  • Boiler hydraulic replacement kit available as optional equipment
  • Electronic ignition and ionisation flame detection device
  • NTC temperature probes for central heating and DHW
  • LCD interface with diagnostics
  • By-pass
  • Efficiency rating according to 92/42/EEC: ★★★★
  • NOx emission class (EN 297):5
  • Thermosetting polymer-covered stainless steel heat exchanger
  • Modulating gas valve with constant air-to-gas ratio
  • Variable-speed combustion fan
  • 3-speed circulation pump with built-in air purging device
  • Wide modulation range 1:9

PREPARED FOR CONNECTION TO

  • External probe
  • 2 ambient probes
  • Open Therm Remote Control
  • Zone management board for high and low temperature heating

Models Alimentation Rated heat input kW Dimensions W x H x D [mm] Gross weight [Kg]
KR 24 METHANE
PROPANE
23,7 400x700x250 32,0
KR 28 METHANE
PROPANE
26,4 400x700x250 31,0

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