Description

Bell and Gossett NRF/NBF series circulators are designed for hydronic heating and potable water applications

• High starting torque for dependable seasonal start-ups (Up to 80% more than competing circulators)
• Unique B&G DuraGlide Bearing System assures years of trouble-free start-ups
• Closed impeller design improves operating efficiency
• Backed by B&G’s representatives and a 3-year warranty – the best in the business
• DuraGlide Bearing System incorporates several components working together to eliminate seasonal freeze-up
• Stabilized, heat resistant, polypropylene impeller, its closed design improves operating efficiency
• Self-cleaning particle shield protects the shaft and bearings from system start-up debris
• One-piece, high-nickel stainless steel stator can isolates the stator from system fluid and maintains precision bearing alignment for longer bearing life
• Carbon bearings, diamond-like ceramic shaft and generous clearances are more resistant to lime, chloride and oxide build-up
• Face plate and rotor sleeve feature corrosion resistant stainless steel construction for longer life

Additional information

Technical Data

• • NBF Series Technical Data
  • NRF Series Technical Data

Performance Data