Main applications pump amarex krt

  • Advanced treatment / 3.stage
  • Ash removal
  • Bio. treatment / 2.stage
  • Biogas
  • Breweries
  • Building services
  • Chemical industry
  • Cooling water and condensate
  • Drainage
  • Drainage pump stations
  • Energy
  • Flood / stormwater holding tanks
  • Flood control
  • Flue gas desulphurization plants (FGD)
  • Food and beverages
  • General Processes
  • Heat transfer, Cooling circuits
  • Industry engineering
  • Irrigation
  • Lake, Damwater extraction
  • Mech. treatment / 1.stage
  • Mining
  • Municipal waste water
  • Oil /Gas
  • Petrochemical Industry
  • Power Stations > 100 MW
  • Pressure Drainage
  • Process
  • Sea -& Riverwater Extraction
  • Sewage treatment plants
  • Snow guns
  • Special processes
  • Steel
  • Sugar
  • Surface drainage
  • Suspended solids treatment
  • Systems
  • Waste water
  • Waste water / sewage
  • Waste water transport
  • Water
  • Water Extraction
  • Water treatment
  • Water works
  • Watertransport
  • Watertreatment


Horizontal or vertical single-stage submersible motor pump in close-coupled design, with various next-generation impeller types, for wet or dry installation, stationary or transportable version, with energy-saving motor and models for use in potentially explosive atmospheres.


Pumping all types of waste water in water and waste water management, seawater desalination and industry, especially untreated waste water containing long fibres and solid substances, fluids containing gas or air, and raw, activated and digested sludge.


  • Three-phase asynchronous squirrel-cage motor
  • Type of protection Ex db IIB (applies to explosion-proof pump sets only)
  • Enclosure: IP68 to EN 60529/IEC529

Desing Details

Shaft seal pump amarex krt

Depending on the motor design:
▪ Two bi-directional mechanical seals in tandem
arrangement with liquid reservoir, with leakage chamber on some models
▪ Double cartridge seal with leakage chamber

Impeller type pump amarex krt

▪ Various application-oriented impeller types (ð Page 14)

Bearings amarex krt

▪ Various application-oriented bearings (ð Page 8)

Drive end:
▪ Grease-packed bearings sealed for life
▪ Maintenance-free

▪ Standard bearings
– Grease-packed bearings sealed for life
– Maintenance-free
▪ Reinforced bearings
– Grease-lubricated bearings
– Can be re-lubricated

Overview of technical data

Q (50Hz)0.0 – 10,080.0 (m³/h)
H (50Hz)0.0 – 120.0 (m)
DriveElectric motor
Drive frequency50 Hz /60 Hz
Connection to power supply< 690 V, 3~
Explosion protectionATEX, CSA, FM
Impeller material (EN standard)1.4517, EN-GJL-250, EN-GJN-HB555
Type of installationClose-coupled
Type of couplingNone
Type of lubricationGrease lubrication
Max. permissible fluid temperature60.0 (°C)
Nozzle positionEnd suction
Maximum operating pressurePN 16
Pump set locationDry installed, Wet well
Shaft material (EN standard)1.4021, 1.4462, C45+N
Suction characteristicsNon-priming
Type of casingVolute casing
Type of impellerSingle-channel impeller, Multi-vane impeller, Free flow impeller, Single-vane impeller, Cutter
Type of connectionFlange
Casing material (EN standard)1.4517, EN-GJL-250, EN-GJN-HB555
eClass assignment36410101, 36410103
Free passage240.0 (mm)
Installation positionHorizontal or vertical
Shaft seal typeMechanical seal
Main applicationsEnergy, Water, Industry and process engineering, Mining / Dredges, Waste water / sewage, Building services
Casing materialCast iron, White cast iron, Cast duplex steel
Maximum discharge-side pressure12.0 (bar)
Maximum drive rating850.0 (kW)
Type of installationTransportable, Stationary
Maximum speed of rotation3600.0 (1/min)