71 HD Grinder Series

  • 200/230/460 V options
  • 1 & 3 phase options
  • 60 Hz
  • 2.5″-3″ Flange, 2″ NPT discharge
  • Cast iron, oil-filled motor
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3, 5 & 7-1/2 BHP, 3450 RPM Flanged Discharge Grinder Pump

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71 HD Grinder Series
71 HD Grinder Series

3, 5 & 7-1/2 BHP, 3450 RPM Flanged Discharge Grinder Pump

Product Details

APPLICATIONS

  • Sewage lift stations
  • Housing developments
  • Low pressure sewer systems
  • High vertical lift or long force mains

SPECIFICATIONS

PUMP:

  • 440 stainless steel cutter and plate hardened to Rockwell C55-60
  • Discharge: 2-1/2” flanged horizontal adaptable to 3” flange, 2” NPT optional
  • Seals – dual mechanical carbon/rotary, ceramic/stationary, Buna-N elastomers
  • Moisture detection system
  • Construction – cast iron ASTMA A-48, Class 30, 30,000# tensile strength, protected with a corrosion-resistant, baked-on epoxy powder coating
  • Balanced, concentric pump housing and impeller
  • Attaching hardware – 304 stainless steel
  • Square ring seals – Buna-N
  • Impeller – ductile iron vortex design
  • Optional:
    • Trimmed impeller
    • Silicon carbide seal(s)
    • Viton square ring seals
    • Additional cord length
    • 2” NPT vertical discharge – HH and HF units only
    • High flow
    • Automatic reversing (3 Ph flanged models only)
    • Rail systems

MOTOR:

  • Stator – Class F insulation and lead wires, Nema B design
  • Thermal sensor with leads
  • Housing – cast iron, oil-filled
  • Ball bearings – upper and lower high carbon chromium steel
  • Power and sensor cable length – 25′ (7.6 m)

Note: Product information presented here reflects conditions at time of publication. Consult factory regarding discrepancies or inconsistencies.

Features and Benefits
  • 440 stainless steel cutter and plate
  • Moisture detection system
  • Impeller – ductile iron vortex design
  • Grinder, slurry solids handling