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1915e ECM High-Efficiency Circulators

Self-Sensing, Close Coupled, Mechanically Sealed In-Line Pump

The 1915e® ECM High-Efficiency Circulators is a self-sensing, close coupled, mechanically sealed in-line pump that exceeds industry and efficiency standards with an advanced hydraulic design. It features a high-efficiency volute, ECM motor and integrated frequency drive. Simple yet versatile control options include constant pressure, constant speed, proportional pressure, 0-10Vdc and parallel pump alternation. These standard features combined with the intuitive user interface allow for quick start-ups achieving optimum system efficiency and maximum comfort. The 1915e® ECM High-Efficiency Circulators is available in Cast Iron for closed loop hydronic heating and cooling systems or Stainless Steel, NSF Commercial Hot Certified for DHW applications.

Instruction Sheet    
Submittal Data    
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Performance Data

Max. Shut-off Head: 65′
Max. Flow: 120 GPM
Max.Operating Pressure: 175 PSI (12 bar)
Water Temp. Range: 36 to 230°F (2 to 110°C)
Ambient Temp. Range: 32 to 104°F (0 to 40°C)
Ambient Humidity: Less than 95% RH (Indoor Use Only)

  • Brushless, high-efficiency, ECM motor featuring high starting torque and soft start capability.
  • Easy to program pump interface
  • Self-sensing
  • Multiple Operating Modes
    • 4 Constant Pressure
    • 3 Constant Speed
    • 1 Proportional Pressure
  • LED Status Light
  • External Inputs/Outputs
    • 0-10Vdc external speed control
    • Remote enable
    • Overload relay output
    • Parallel pump control
  • High quality mechanical seal
  • Ductile Iron Model: Closed loop, pressurized Heating and Chilled Water HVAC Systems
  • Stainless Steel Model: Potable water systems (DHW recirculation, pressure boosting)
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