TQW Series Submersible Sewage Pump

Special cable treatment to anti water leak to motor chamber

Double end mechanical seal with framework oil seal. Mechanical seal oil chamber assemble with oil lifter to guarantee the lubrication when the oil level low. It ensure the mechanical seal long life running and reliability.

Automatic air vent valve on outlet to exhaust air automatically during pump water.

Impeller adopts close type and semi open type double-channel design as for well balance performance to reduce vibration and long life running.

Standard material :cast iron. SS304,SS316, Duplex stainless steel on request


  • Waste water treatment
  • Drainage
  • Municipal project
  • Mining
  • Irrigation
  • Industrial field
  • Fountain


  • Capacity: up to 3000 m³/h
  • Head: up to 60 m
  • Power supply: both single and three-phase 50 and 60 Hz
  • Power: from 0.37 kW up to 110 kW
  • Temperature of pumped liquid: up to 40°C (85°C on request)
  • Speed:980rpm,1450rpm,2900rpm,1180rpm,1750rpm,3500rpm

Operation Data

  • Liquid temperature : below 40 degree
  • Liquid PH value: 4-10
  • Liquid density: below 1200kg/m³
  • Solid and liquid ratio: below 2%
  • Electric data:50Hz, 3phase, 380VJPX8, Class F, 60Hz on request
  • Power: up to 75KW ,bigger size motor on request