Standard and Explosion-proof
The Myers WG30-50 are rugged 3-5 horsepower submersible centrifugal grinder pumps designed for residential, light commercial, industrial or municipal applications. They are especially designed for grinder pump applications requiring higher flows at low to moderate heads. The WG30-50 feature a heavy-duty cutter mechanism and recessed impeller design to efficiently grind typical sewage solids into a fine slurry.
WG30-50 grinder pumps are available in standard and U.L. Listed explosion-proof (WGX30-50) construction for use in Class 1, Group D hazardous locations.
WG30-50 grinder pumps can be installed in a variety of packaged systems. Factory-assembled simplex or duplex packages with guide rail systems are available. Individual rail components are also available for installation in on-site concrete systems. F E. Myers offers a complete line of submersible sump, sewage effluent, grinder, non-clog wastewater pumps, controls, basins and accessories.
Advantages by Design
Ideal for use in Lift Stations
Durable Motor will deliver many years of Reliable Service.
The WG30-50 Series is designed for easy maintenance.
Head |
N/A 92 ft28.1 m |
Liquids Handling |
N/A Domestic Raw Sewage |
Intermittent Liquid Temperature |
N/A up to 140 ºFup to 60 ºC |
Winding Insulation Temperature. (Class F) |
N/A 311 ºF155 ºC |
Motor Electrical Data1 | N/A 1 ph, 230 volt 3 ph. 200/230/460 volt 3-5 hp, 3450 rpm 60 Hz |
Acceptable pH Range |
N/A 6 to 9 |
Specific Gravity |
N/A 0.9 to 1.1 |
Viscosity |
N/A 28 to 35 SSU |
Discharge (Flange Dim.) |
N/A 2 1/2 in63.5 mm |
Minimum Sump Diameter (Simplex) |
N/A 36 in91.4 cm |
Minimum Sump Diameter (Duplex) |
N/A 48 in121.9 cm |
Power |
N/A 3 hp |
Voltage |
N/A 460 V |
Phase |
N/A 3 |
Frequency |
N/A 60 Hz |
Start |
N/A 39 A31.0 kV·A |
Run |
N/A 8.9 A6.1 kW7.1 kV·A |
NEC Code Letter |
N/A J |
Service Factor |
N/A 2.0 |
Capacity |
N/A 185 gpm693 lpm |
Note |
N/A Consult factory for applications outside of these recommendations. |
Motor Housing Material |
N/A Cast Iron, Class 30, ASTM A48 |
Seal Housing Material |
N/A Cast Iron, Class 30, ASTM A48 |
Volute Case Material |
N/A Cast Iron, Class 30, ASTM A48 |
Cord Cap Material |
N/A Cast Iron, Class 30, ASTM A48 |
Recessed Impeller Material |
N/A Bronze |
Power Cord Material |
N/A 25 ft. SOOW |
Control Cord Material |
N/A 25 ft. SOOW |
Standard Double Tandem Mechanical Seal Material |
N/A Carbon & Ceramic |
Optional Double Tandem Mechanical Seal Material |
N/A Lower Tungsten Carbide |
Pump Shaft Material |
N/A 416 SST |
Motor Shaft Material |
N/A 416 SST |
Fasteners Material |
N/A 300 series SST |
Shredding Ring Material |
N/A 440 SST, 58-60 Rockwell |
Grinder Impeller Material |
N/A 440 SST, 58-60 Rockwell |