Goulds ST51 Sump/Effluent Pump

Heavy duty, portable, and compact sump pump capable of handling 1/2" maximum sphere.

Features

• Corrosion resistant construction
• Cast iron body
• Thermoplastic impeller and cover
• Upper sleeve and lower heavy-duty ball bearing construction
• Motor is permanently lubricated for extended service life
• Powered for continuous operation
• All ratings are within the working limits of the motor
• Power cord, 10 ft standard length, heavy-duty 16/3 SJTW with 115-volt grounding plug and vertical switch
• Mechanical seal is carbon, ceramic, BUNA, and stainless steel. Stainless steel fasteners
• Discharge: 1-1/2" NPT
• Temperature: 104°F (40°C) maximum, continuous when fully submerged

Applications

Specially designed for the following uses:

• Basement draining
• Dewatering
• Water transfer
• Effluent transfer

Specifications:

• Brand: Goulds
• Mfg. Number: ST51PV
• Model Number: ST51
• Product Type: Sump / effluent pump
• Application: Basement draining / dewatering
• Horsepower: 1/2 HP
• Voltage: 115 Volts
• Phase: 1
• Frequency: 60 Hz
• Speed: 3450 rpm
• Operation: Automatic
• Float Switch Style: Piggy-back vertical
• Maximum Capacity: 61 gpm
• Maximum Solids Size: 0.5"
• Discharge Connection: 1-1/2" NPT
• Maximum Head: 29 ft
• Flow at 10 ft: 60 gpm
• Flow at 25 ft: 16 gpm
• Flow at 15 ft: 47 gpm
• Flow at 20 ft: 33 gpm
• Minimum Basin Diameter: 18"
• Pump Casing: Cast iron
• Impeller Material: Thermoplastic
• Motor Design: Permanent split capacitor
• Motor Insulation: Class B
• Cord Length: 10 ft
• Shaft Material: Carbon steel
• Current Draw: 7.5 Amps
• Thermal Protection: Yes