Main applications sewatec

  • Bio. treatment / 2.stage
  • Biogas
  • Chemical industry
  • Industrial waste water
  • Industry engineering
  • Mech. treatment / 1.stage
  • Municipal waste water
  • Sewage treatment plants
  • Suspended solids treatment
  • Waste water
  • Waste water transport
  • Water

Design sewatec

Volute casing pump for horizontal or vertical installation, with free-flow (F), single-channel (E), multi-channel (K) or diagonal single-vane impeller (D), discharge flange to DIN and ANSI standards. ATEX-compliant version available

Application pump sewatec

Waste water transport, waste water disposal, waste water management, transport of contaminated surface water, sludge treatment

Technical data

  • Q max 10,000.0 m³/h
  • H max 115.0 m

Fluids handled pump sewatec

▪ Grey water
▪ Solids-laden river water
▪ Contaminated surface water
▪ Waste water with faeces
▪ Industrial waste water
▪ Gas-containing liquids
▪ Activated sludge
▪ Digested sludge
▪ Raw sludge

Desing Details pump sewatec



Volute casing pump
▪ Back pull-out design
▪ Single-stage
▪ Various, application-oriented installation types

Shaft seal

Sewatec (bearing brackets S01, S02, S03, S04)

▪ Two bi-directional mechanical seals in tandem
arrangement, with liquid reservoir Sewatec (bearing brackets S05, S06, S07, S08, S09, S10):
▪ Two bi-directional mechanical seals in tandem
arrangement, with liquid reservoir
▪ Gland packing


Sewatec (bearing brackets S01, S02, S03, S04):
▪ Grease-packed, zero-maintenance deep groove ball bearings (sealed for life) on pump and drive

Sewatec (bearing brackets S05, S06, S07, S08, S09, S10):
▪ Grease-packed rolling element bearings with relubrication system on pump and drive

Impeller type

▪ F, E, and D impellers can only be supplied with the documented impeller diameters. Indicate the pump set designation and the impeller diameter in the purchase order.

Overview of technical data sewatec

Q (50Hz)10.0 – 10,000.0 (m³/h)
H (50Hz)2.0 – 115.0 (m)
Type of bearingRolling element bearings
Casing partitionRadially split
Drive frequency50 Hz /60 Hz
Type of driveElectric motor
Drive voltageLow voltage, high voltage
No. of impeller entriesSingle entry
Impeller material (EN standard)1.4517, JL 1040, JN 3029
Type of installationLong-coupled
Type of couplingJack shaft / Belt drive, Direct, Float switch, Bubbler system
Type of lubricationGrease lubrication
Max. permissible fluid temperature70.0 (°C)
Nozzle positionEnd suction
Maximum operating pressurePN16
Pull-out designYes
Pump set locationDry installed
Shaft material (EN standard)1.4021, 1.4462
Suction characteristicsNon-priming
Type of casingVolute casing
Type of impellerSingle-channel impeller, Free flow impeller, Closed, Radial, Multi-vane impeller, Open
Type of connectionFlange
Casing material (EN standard)JL 1040
eClass assignment36410101, 36410103
Free passage280.0 (mm)
Installation positionHorizontal or vertical
Shaft seal typeMechanical seal, Gland packing
Main applicationsIndustry and process engineering, Waste water / sewage
Casing materialCast iron
Maximum discharge-side pressure10.0 (bar)
Maximum drive rating710.0 (kW)
Type of installationStationary
Maximum speed of rotation2900.0 (1/min)