污水泵 - 4DWS潜水污水泵
Wastewater Pump - 4DWS Submersible Sewage Pump

美国贝尔-高赛特
Bell & Gossett

4DWS – Submersible Sewage Pump

Features and Benefits

Impeller: Cast iron, two vane semi-open, non-clog with pump-out vanes for mechanical seal protection. Balanced for smooth operation. Silicon bronze impeller available as an option.
Casing: Heavy duty cast iron, volute type for maximum efficiency. 4″ flange conforms to 125 # ANSI standard. Connects to A10-40 or A10-60 guide rail system.
Dual Mechanical Seals: Silicon carbide vs. silicon carbide outer seal and ceramic vs. carbon inner seal, stainless steel metal parts, BUNA-N elastomers. Upper and lower tandem mounted shaft seals are positioned independently and are separated by an oil-filled chamber. Optional Tungsten Carbide outer

Seal Sensor Probe: Located in oil-filled chamber. If pumpage should begin to leak past lower seal it indicates to pump control panel a fault has occurred. Requires optional Seal Fail Circuit in the control panel.
Shaft: 300 series stainless steel, keyed design.
Fasteners: 300 series stainless steel.
Operation: Capable of running dry without damage to components.

Installation/Operation Manuals

IM142R03 Wastewater Pumps Dewatering, Effluent and Sewage

Specifications

Operation: Capable of running dry without damage to components.

Performance Curves

C4DWS R2 4DWS Submersible Sewage Pumps Performance curve

Submittals

B4DWS R2 4DWS Submersible Sewage Pump Dual Seal with Seal Sensor Probe

Bell & Gossett offers several useful engineering tools for easy sizing of every area of a building. Simple to navigate software gives you accurate information and up-to-date documentation downloadable straight into your submittal package.

Some tools require a registered account: New User Registration | Existing User Password Help

ESP-Design Plus	Bell & Gossett: Multi-Stage, Pressure Booster Packages, Wastewater, Vertical Turbines
ESP-Plus	Bell & Gossett Pump Selection: Circulators, End Suction, Closed-Coupled, Inline, Double Suction
ESP-Tanks	Bell & Gossett Compression/Expansion Tanks and Accessories (downloadable app)
ESP-Thermal	Bell & Gossett Gasket Plate & Frame and, Brazed Plate Heat Exchangers
ESP-UTUBE	Bell & Gossett U-Tube Heat Exchangers
ESP-Parts	Parts Selection
Steam-2000	Steam 2000 Selection
Steam-1140	Series 1140 Steam Service Regulators
Water-1140	Series 1140 Water Service Regulators
Steam-Traps	Steam Traps Selection
CAD Drawings	CAD Drawings
System Syzer	System Syzer (available online, PC download, and iOS app)
System Syzer Psychrometry	System Sizing related to coil cooling (link downloads .exe file)
Steam-Pipe	Steam Pipe Sizing
Steam-Loss	Steam Loss Through Failed Trap
Flash-Steam	Flash Steam Sizing
Condensate-Pipe	Condensate Pipe Sizing
Mobile Catalog iOS	iPhone & iPad Mobile Product Catalog
Mobile Catalog Android	Android Device Mobile Product Catalog

污水泵 - 4DWS潜水污水泵Wastewater Pump - 4DWS Submersible Sewage Pump

污水泵 - 4DWS潜水污水泵
Wastewater Pump - 4DWS Submersible Sewage Pump