美国进口
Imported from USA

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


美国贝尔-高赛特
Bell & Gossett

4WDA – Submersible Sewage Pump

Features and Benefits

  • Impeller: Cast iron, ASTM A48, Class 30, two vane semi-open, nonclog design with pump out vanes for mechanical seal protection. Dynamically balanced for smooth operation. Silicon bronze impeller is an option
  • Casing: Heavy duty gray cast iron, ASTM A48, Class 30. Volute type casing with 4″, 125#, flanged, horizontal discharge conforming to ANSI standards. Compatible with A10-40, A10-60 cast iron or A10-40B, A10-60B cast iron and brass (non-sparking) guide rail assembly
  • 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
  • Components: Capable of running dry without damage to components

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
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