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Wall Installation

Varfree

8 models from 35 to 150 kW
  • Stainless steel exchanger
  • Exceptional efficiency of up to 108.9% relating to NCV
  • Bluejet® burner: modulation from 20 to 100% & improved flame detection
  • Mini plant room models (35 to 70 kW)
  • Integrated control (boiler, cascade and circuit management)
Warranties
  • Combustion chamber: 3 years
  • Electrical equipment and burner : 2 years
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Description in details

Supplied with

  • Stainless steel combustion chamber: Dual hydraulic connection, Hydraulic non-return valve, Drain cock, Condensate drain
  • Bluejet® modulating gas burner with full premix from 20 to 100%: Gas valve with constant air/gas ratio, Active ionisation flame control, Anti-return valve on exhaust circuit
  • Navistem B3000 control: Temperature sensors: boiler flow and return, exhaust, Water pressure sensor, Air differential pressure switch, Safety thermostat, Flow meter controller, Easily removable jacket at front

Accessoiries

  • B23 and B23p chimney adaptation kit with air filter
  • Horizontal and vertical boiler flue kits
  • Flue gas manifold kit with an air filter for a B23/B23p connection, up to 4 boilers in a row
  • Hydraulic connection kit for a single boiler
  • Self-supporting mount for a single boiler
  • Complete hydraulic connection wall packs for cascading up to 4 boilers in a row
  • Complete self-supporting connection packs for cascading up to 4 boilers in a row
  • Gas pressure regulator, 300 mbar
  • Condensate neutralisation kit
  • Mag’net evo magnetic sludge filter
  • Control accessories

Specificities

  • Power supply 230V/50 Hz
  • Maximum flow set point temperature of 85°C
  • IPX4D electrical protection class
  • Chimney (B23/B23p) and outlet valve (C13/C33/C53) connections
  • Natural gas supply, 20/25 mbar
  • Runs on propane (37 mbar) up to 100 kW
  • Operating pressure of 4 bar
  • Minimum flow rate to be applied

Download documentations

User Manual

YGNIS VARFREE USER MANUAL EN

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