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All Categories > Industrial Pumps & Meters > Myers® Pumps > Myers® Grinder Pumps > Myers® WG30-50 and WGX30/50 Series Submersible Grinder Pumps > Item # WG30-23-25  
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Item # WG30-23-25, Standard 3 HP Submersible Grinder Pumps



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
  • Recessed impeller provides steep non-overloading operating curve.
Durable Motor will deliver many years of Reliable Service.
  • Oil-filled motor for maximum heat dissipation and constant bearing lubrication.
  • Recessed impeller reduces radial bearing loads increases bearing life.
  • High torque capacitor start/run single phase or three phase motors for assured starting under heavy load.
  • Seal leak probes and on-winding heat sensors warn of seal leak condition, and stop motor if motor overheats.
    Helps prevent costly motor damage.
The WG30-50 Series is designed for easy maintenance.
  • Shredding ring and grinder impeller are replaceable without dismantling pump or motor.





Specifications  · Construction Material  · Agency Approvals

Specifications

Head

92 ft
28.1
m

Liquids Handling

Domestic Raw Sewage

Intermittent Liquid Temperature

up to 140 ºF
up to 60
ºC

Winding Insulation Temperature. (Class F)

311 ºF
155
ºC

Motor Electrical Data1

1 ph, 230 volt
3 ph. 200/230/460 volt

3-5 hp, 3450 rpm

60 Hz

Acceptable pH Range

6 to 9

Specific Gravity

0.9 to 1.1

Viscosity

28 to 35 SSU

Discharge (Flange Dim.)

2 1/2 in
63.5
mm

Minimum Sump Diameter (Simplex)

36 in
91.4
cm

Minimum Sump Diameter (Duplex)

48 in
121.9
cm

Power

3 hp

Voltage

230 V

Phase

3

Frequency

60 Hz

Start

78 A
31.0
kV·A

Run

17.8 A
6.1
kW
7.1
kV·A

NEC Code Letter

J

Service Factor

2.0

Capacity

185 gpm
693
lpm

Note

Consult factory for applications outside of these recommendations.
1 Single phase motors are capacitor start type. Myers control panels or capacitor kits are recommended for proper operation and warranty.


Construction Material

Motor Housing Material

Cast Iron, Class 30, ASTM A48

Seal Housing Material

Cast Iron, Class 30, ASTM A48

Volute Case Material

Cast Iron, Class 30, ASTM A48

Cord Cap Material

Cast Iron, Class 30, ASTM A48

Recessed Impeller Material

Bronze

Power Cord Material

25 ft. SOOW

Control Cord Material

25 ft. SOOW

Standard Double Tandem Mechanical Seal Material

Carbon & Ceramic

Optional Double Tandem Mechanical Seal Material

Lower Tungsten Carbide

Pump Shaft Material

416 SST

Motor Shaft Material

416 SST

Fasteners Material

300 series SST

Shredding Ring Material

440 SST, 58-60 Rockwell

Grinder Impeller Material

440 SST, 58-60 Rockwell


Agency Approvals

Agency Approvals



 MORE IMAGES 

·  Dimensions (Myers® WG30-50 and WGX30/50 3-5 HP Submersible Grinder Pumps)

·  Pump Performance (Myers® WG30-50 and WGX30/50 3-5 HP Submersible Grinder Pumps)

·  Specifications (Myers® WG30-50 and WGX30/50 3-5 HP Submersible Grinder Pumps)


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WG30-50 and WGX30/50 3-5 HP Submersible Grinder Pumps
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