Pentair Hydromatic S3WR Submersible Wastewater Vortex Pump

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Pentair Hydromatic S3WR Submersible Wastewater Vortex Pump

Strong cast iron vortex pumps designed for use with residential raw sewage and light commercial applications

Key Features

  • Recessed impeller design has completely open passage in volute
  • Operates without vibration or cavitation over entire performance curve; operates near shutoff without harming pump.
  • Recessed impeller greatly increases bearing life by reducing radial load
  • Oil-filled motor for maximum heat dissipation and constant bearing lubrication
  • Heat sensor thermostats embedded in windings protect motor from overheat conditions
  • Seal leak probes warn of moisture entry (dual seal only)
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Performance Curves

PerformanceCurves_Submersible Wastewater Vortex Pump
PerformanceCurves_Submersible Wastewater Vortex Pump


BODY CONSTRUCTION:  Class 30 cast iron; ASTM A48
MAXIMUM HEAD:  up to 51 ft. (15.6 m)
MAXIMUM CAPACITY:  up to 280 GPM (17.7 LPS)
SWITCH TYPE:  Control panel required
MINIMUM SUMP DIAMETER:  Duplex = 48" (1219.2 mm)
DISCHARGE PIPE SIZE:  3" (76.2 mm) flanged horizontal
MAXIMUM SOLIDS HANDLING SIZE:  1750 RPM: 2.5" (63.5 mm) / 3450 RPM: 2" (50.6 mm)
AMP DRAW (full load):  Horsepower and voltage dependent
VOLTAGE:  1.5–3 HP, 1ø, 208V/230V, 60Hz / 1.5–3 HP, 3ø, 208V/230V/460V/575V, 60Hz;
MOTOR:  Enclosed, oil cooled induction
IMPELLER CONSTRUCTION:  Ductile iron; Class 65; ASTM A536

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