Ultra Series 3 Gas Boiler UG-230

UG-230
UG-230

Details for UG-230:

  • Gas fired water boiler with cast aluminum heat exchanger
  • Venturi mixing body mixes air and gas providing higher efficiency
  • Designed to operate in low temperature condensing applications
  • Outdoor reset and domestic hot water priority standard
  • Negative regulated gas valve precisely delivers gas to the boiler
  • U-Control gives you the power for easy set-up and maintenance
  • Modulates with 5 to 1 turn-down ratio
  • Variable speed motor matches combustion output to heating needs
  • High grade stainless steel burner features quiet operation, high efficiency, and cleaner combustion for low NOx applications
  • Ultra 310 93.3% efficient rating is a gross output and combustion efficiency


Technical details

Input (Btu's/h) 230.000
Output (Btu's/h) 207.000
Modulating (Btu's/h) 46.000 - 230.000
Efficiency (AFUE) 92,8%
Fuel Natural or Propane
Heat exchanger Stainless Steel
Blower Motor Variable Speed
Gas Valve Negative Pressure Regulated Gas Valve
Burner Stainless Steel Burner
Ignition Direct Spark
Venting 3 - 4 inch PVC/CPVC
Condensing Yes
Outdoor Temperature Sensor Yes
Depth 19 15/16
Width 22 13/16
Height 43 1/16


More details:

ultra-series-3-boiler-manual.pdf
ultra-series-3-lit.pdf
ultra_series_3_users_manual.pdf
ultra-series-3-easy-up-manifold.pdf