High-Efficiency Navien Gas Boiler NCB-190/080H 150,000 BTU

Technical Characteristics of Navien NCB-190/080H Boiler

• Input Ratings
  • Min
  • Max
  • 10,000 BTU/h (2.9 kWh)
  • 160,000 BTU/h (46.9 kWh)
• Water pressure
  • Min
  • Max
  • 15 PSI (1.1 kg/cm2)
  • 150 PSI (10.5 kg/cm2)
• Minimum Flow Rate
  • 0.5 GPM (1.9 l/m)
• Flow Rate 45 °F (25 °C) Temp Rise
  • 6.4 GPM (24.2 l/m)
• DHW Connection Size (Supply, Return)
  • 3/4
• Dimensions
  • 17.3″ W x 29.3″ H x 12.8″ D (43.9cm W x 74.4cm H x 32.5cm D)
• Boiler weight
  • 87 lbs (39.5 kg)
• Boiler Weight With Water
  • 93 lbs (42.2 kg)
• Max Vent Length
  • 0 ft ( m)
• Ignition
  • Electronic ignition
• Natural gas supply pressure (from source)
  • 3.5 ” WC to 10.5 ” WC (0.87 Kpa to 2.61 Kpa)
• Propane gas supply pressure (from source)
  • 8 ” WC to 13.5 ” WC (1.99 Kpa to 3.36 Kpa)
• Natural gas manifold pressure (min-max)
  • -0.01 ” WC to -0.31 ” WC (-0.0025 Kpa to -0.077 Kpa)
• Propane gas manifold pressure (min-max)
  • -0.04 ” WC to -0.33 ” WC (-0.0099 Kpa to -0.082 Kpa)
• Connection sizes
  • Gas inlet
• Power supply
  • Main supply
  • Maximum power consumption
  • 120V AC, 60Hz
  • Up to 15 amperes
• Materials
  • Casing
  • Heat exchanger
  • Cold-rolled carbon steel
  • stainless steel
• Venting
  • Exhaust
  • Intake
  • Vent clearances
  • 2″ or 3″ PVC, CPVC, approved polypropylene 2″ or 3″ special gas vent type BH (Class III, A/B/C) 2″ or 3″ stainless steel
  • 2″ or 3″ PVC, CPVC, polypropylene 2″ or 3″ special gas vent type BH (Class III, A/B/C) 2″ or 3″ stainless steel
  • 0″ to combustibles
• Safety Devices
  • Flame Rod, APS, Ignition operation detector, water temperature high limit switch, exhaust temperature high limit sensor, water pressure sensor, burner
• Temperature setting range
  • 86 – 140 °F (30 – 60 °C) (up to 0 °F ( °C) when setting the parameter)