Main applications multitec 200 / 250

  • Ash removal
  • Building services
  • Chemical industry
  • Cooling water and condensate
  • Desalination
  • Energy
  • Industry engineering
  • Irrigation
  • Power Stations < 100 MW
  • Power Stations > 100 MW
  • Pressure boosting
  • Pumps used as Turbines
  • Rawwater transport
  • Systems
  • Water
  • Water supply
  • Water transport
  • Water works
  • Watertransport
  • Watertreatment

Design multitec 200 / 250

Multistage horizontal centrifugal pump in ring-section design, long-coupled, with radial suction nozzle, cast radial impellers.

Application pump multitec 200 / 250

Water and drinking water supply systems, pressure boosting systems, irrigation systems.

Technical data

Q max 1,500.0 m³/h
H max 400.0 m

Drive pump multitec 200 / 250

  • 50 Hz and 60 Hz electric motor
  • Can be driven by diesel engine or turbine

Desing Details pump multitec 200 / 250

Design

▪ Multistage centrifugal pump in ring-section design
▪ Horizontal installation in long-coupled or close-coupled design
▪ Vertical installation in close-coupled design or with universal joint shaft

Pump casing

▪ Suction casing: axial or radial
▪ Radial suction casing and discharge casing: nozzles can be turned in steps of 90°
▪ Flanges to EN and ASME (holes and flange facing)
▪ Identical seal housing for gland packing and mechanical seal
▪ Stage casings, discharge casings and seal housing sealed by confined O-rings

Impeller type

▪ Closed radial impeller with multiply curved vanes

Fluids handled

▪ Water
▪ Drinking water
▪ Boiler feed water
▪ High-temperature hot water
▪ Condensate

Bearings

▪ Fixed bearing, drive end, rolling element bearing
▪ Radial bearing, non-drive end, either plain bearing or rolling element bearing, depending on the type of installation
▪ Rolling element bearing grease or oil lubricated
▪ Plain bearing lubricated by fluid handled
▪ Self-aligning

Shaft seal

▪ Uncooled gland packing, with or without barrier fluid
▪ Standardised mechanical seal to EN 12756
▪ Cartridge seal

Overview of technical data multitec 200 / 250

Q (50Hz)110.0 – 1,500.0 (m³/h)
H (50Hz)110.0 – 400.0 (m)
Type of bearingRolling element bearings
Casing partitionRadially split
Diffuser material (EN standard)CC480K-GS, GJL 250
Drive frequency50 Hz /60 Hz
Type of driveElectric motor, turbine, I.C. engine
Drive voltageLow voltage
Type of first impellerClosed / Radial
No. of impeller entriesSingle entry
Other impeller typesClosed / Radial
Impeller material (EN standard)CC480K-GS, GJL 250
Type of installationLong-coupled
Type of couplingDirect
Type of lubricationgrease-/oil- and product lubrication
Discharge casing material (EN standard)GJS 400
Max. permissible fluid temperature60.0 (°C)
Nozzle positionVariable
Maximum operating pressurePN 16, PN 40
Pump set locationDry installed
Shaft material (EN standard)1.4021+QT
Stage casing material (EN standard)GJS 400
Suction casing material (EN standard)GJS 400
Suction characteristicsNon-priming
Type of connectionFlange
Type of discharge casingAnnular casing
Type of stage casingStage casing without diffuser
Type of suction casingAnnular casing
Casing material (EN standard)GJS 400
eClass assignment36410100, 36410000, 36410101
Installation positionHorizontal
Shaft seal typeMechanical seal, Gland packing
Main applicationsWater
Casing materialNodular cast iron
Maximum discharge-side pressure40.0 (bar)
Maximum drive rating1500.0 (kW)
Type of installationStationary
Maximum speed of rotation1750.0 (1/min)
Pump sizeDN 200, DN 250