Bell and Gossett 4DWC Series Non-Clog Sewage Pumps

Bell and Gossett
4DWC Series Non-Clog Sewage Pumps
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4DWC Series Submersible Non-Clog Sewage Pump
Impeller: Cast iron, two vane closed design for high efficiency and maximum wear life. Balanced for smooth operation. Optional bronze impeller available.
Bronze Wear Ring: Replaceable to renew the running clearances and efficiencies to original conditions.
Casing: Heavy duty cast iron, volute type for maximum efficiency. 4" ANSI 125 # cast iron flanged. Adaptable to guide rail system mounting.
Dual Mechanical Seals: Function independently for maximum motor protection. The failure of one seal does not affect the operation of the second. The upper seal uses carbon rotating and ni-resist stationary face materials. The lower seal uses carbon rotating and ceramic stationary face materials
Seal Sensor Probe: The pump has two moisture detection probes located in an oil filled seal chamber. If pumpage should leak past the lower seal the moisture detection circuit in the control panel indicates a fault has occurred. Requires an Optional Seal Fail or Moisture Detection Circuit in the cont
Designed for Continuous Operation: Motor is rated continuous duty submerged condition in water that is 40C or below.
Maximum runtime with pump unsubmerged for 71/215 HP is 1 hour and for 2030 HP is 15 minutes. Motor is suitable for 10 starts per hour.
Bearings: Double row angular contact thrust bearing on 250TYS frame and single row deep groove thrust bearing on 210TY frame pumps.
Impeller Mounting Screw: 300 series stainless steel with antirotational locking patch.
Castings: All iron castings are ASTM A48 class 30 gray cast iron. Optional bronze impeller is ASTM B584 C87500 silicon bronze.
Applications
Sewage systems
Flood and pollution control
Industrial dewatering
Waste water treatment plants
Municipal and subdivision lift stations

Key Features

• Cast Iron Construction
• 4" Horizontal Discharge
• Severe Duty
• Thermal & Moisture Sensors
• 7.5 To 30 HP

Pump Express sells a variety of options for Bell and Gossett sewer ejector pumps. These pumps have practical applications in all settings, working mostly in conjunction with bathrooms and laundry rooms that are below public or private sewer lines. With the Bell and Gossett sewer ejector pumps provided through Pump Express, solids and liquids are able to be moved upward, allowing it all to be transferred into the main sewage system.

Additional Information (PDF):

4DWC Series Non-Clog Sewage Pumps Specification
4DWC Series Non-Clog Sewage Pumps Performance curves
4DWC Series Non-Clog Sewage Pumps Product Brochure