EFG Closed Couple Configuration EFG Frame Mounted Configuration ANSI F Series

Griswold® E,F&G Series PumpsHeavy-Duty Centrifugal Pumps

E,F&G Series Centrifugal Pumps are designed for versatility. With capacities up to 3,000 gpm, heads to 310 feet, a broad range of sizes and configuration options, and extensive performance features, the E,F&G Series prove ideal for most water-pumping applications.

Max Flow Rate
  • 682 m³/hr (3,000 gpm)
Max Head
  • 103.6 m (340 ft)
Max Temperature
  • 121°C (250°F)
Available Materials
  • Iron
Max Pressure
  • E Series – 10.3 bar (150 psi)
  • F Series (through 6") – 6.9 bar (100 psi)
  • 8FH Series – 4.1 bar (60 psi)
  • G Series – 12 bar (175 psi)
  • icon_cert-nsf

NSF® 50 Certified
(F Series Only)

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Features

  • Heavy-duty, robust design
  • Epoxy-coated interior (optional feature)
  • Flanged connection in accordance with ANSI B16.1
  • Back pull-out design for ease of maintenance
  • Close-coupled NEMA electric motors available
  • Frame mounted with coupling to: electric motors, engines, steam turbines, or belt-driven options
  • Cast iron liquid path
  • Bronze fitted with renewable wear ring
  • Single-piece enclosed impellers
  • Component mechanical seals

1Flanged Cast Iron Casing

2Renewable Bronze Shaft Sleeve

3Mechanical Shaft Seals

4Renewable Bronze Wearing Rings

5Single-Piece Enclosed Impeller

Griswold E, F & G Series Pump
 

Performance

EFG-performance-curve

Options

EFG_Configurations

Close-Coupled or Frame-Mounted Configurations

E,F&G pumps are provided with NEMA JM or JP close-coupled motors. As an alternative, Griswold offers flexible couplings to electric motors, including open drip-proof, totally-enclosed and explosion-proof motors, or engine, steam turbine, and belt-driven options.

EFG_Seal-Options

Seal Options

While our standard mechanical seal is comprised of carbon/ceramic/Buna, we also offer alternatives for more abrasive/corrosive and high-temperature applications.

EFG_Mounting-Systems

Coating Options and Baseplate Mounting Systems

For corrosion protection, E,F&G pumps can be coated on the interior and/or exterior with 3M™ Scotchkote™ 134 Fusion Bonded Epoxy. Griswold also offers a complete range of pre-engineered channeled steel baseplates to reduce stress and vibration.