A.Y. McDonald's 1 & 2 HP Grinder Pumps have a 1-1/4" vertical discharge (optional 2" adapter available), and can grind up to 3" solids, and be installed on a rail system or with the supplied legs. Suitable for use in residential developments, commercial developments and wastewater applications.

A.Y. McDonald Grinder Pump Features

• MOTOR - Internal Capacitor Runs 115V or 208-230V, Oil Filled Motors with Upper and Lower Ball Bearings and Thermal Overload Protection.
• Constant Bearing Lubrication
• Maximum Motor Cooling
• Runs Cooler and Lasts Longer
• Internal Overload Protection
• Quiet Operation
• Fasteners and Shaft made from Rugged, Corrosion Resistant Stainless Steel
• WARRANTY - 3 Years from Date of Manufacture
• Seal Design - Single, Mechanical, Running in Oil Filled Chamber Allowing Dry Run and Cooling
• Impeller Design - Non- Clog Style, Cast-Iron Vortex Impeller
• Designed to Generate Higher Heads and Reduce Clogging by Foreign Materials
• Provides Non-Overloading Performance
• Cutter Assembly - 440 SST (56-60 Rockwell)
• 24,000 Cuts Per Second and 1.5 Million Cuts a Minute
• Designed to Reduce Over Loading and Clogging
• Power Cord - Sealed Entry Quick Disconnect Power Cords
• Prevents Water from Entering Motor Housing Through a Cut Cord
• Easy to Replace in the Field
• Switch - Piggy-Back Switch Design
• Defective Switches can be Diagnosed over the Phone
• Pump can be Operated Manually or Supplied with other Piggy-Back Switches
• Switch can be Replaced

A.Y. McDonald 110911GRP Grinder Pump Specifications

• VOLTAGE: 1ø, 115V, 60Hz
• HORSEPOWER: 2.0 HP
• AMP DRAW (full load): 13
• MOTOR TYPE: Overload Protection in the Motor, Oil Filled, Class F Permanent Split Capacitor
• RPM: 3450 RPM
• MAXIMUM HEAD: 55'
• MAXIMUM CAPACITY: 42 GPM
• SWITCH TYPE: Manual
• DISCHARGE PIPE SIZE: 1-1/4" Vertical NPT
• MAXIMUM SOLIDS HANDLING SIZE: 3" Spherical Solids
• IMPELLER TYPE: Cast Iron/Vortex
• CORD LENGTH: 20'
• BODY CONSTRUCTION: Cast Iron
• MAXIMUM LIQUID TEMPERATURE: 140°F

A.Y. McDonald Grinder Pump Curve

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

A.Y. McDonald Grinder Pump Product Resources

Download A.Y. McDonald Grinder Pump Data Sheet