Main applications chtc

  • Boiler feed systems
  • Energy
  • Nuclear Power Stations
  • Power Stations > 100 MW
  • Turbine Island

Technical data

  • Q max 1,278.0 m³/h
  • H max 4,000.0 m

Design chtc

Horizontal high-pressure barrel-type pumps with radial impellers, single-entry and double-entry, multistage, with flanges or weld end nozzles to DIN and ANSI.

Application pump chtc

Pumping feed water and condensate in power stations and industrial plants, generation of pressurised water for bark peeling and descaling units.

Drive pump chtc

Direct drive by electric motor, turbine or combustion engine, or indirectly through a gearbox, hydraulic coupling or variable speed coupling.

Desing Details pump chtc

Journal Bearing, Lubrication

Plain bearing, forced oil lubrication

Thrust Bearing, Lubrication

Plain bearing, forced oil lubrication

Balancing Device

Thrust compensation by hydraulic balancing device located at the discharge side. Balancing by double piston.

Shaft Seal

Mechanical seal with circulation or with circulation and shroud cooling

The mechanical seal including shaft sleeve and seal cover can be replaced without further adjustments.

Nozzle Orientation

Suction nozzle: radially, vertically upwards or
vertically downwards

Discharge nozzle: radially, vertically upwards or
vertically downwards

Tapping nozzle: radially 45° top right (as viewed from suction side)

Weld Nozzles/Flanges

Connection dimensions according to EN or ASME.

Overview of technical data chtc

Q (50Hz)0.0 – 1,278.0 (m³/h)
H (50Hz)0.0 – 4,000.0 (m)
Barrel casingYes
Type of bearingPlain bearings
Casing partitionRadially split
Drive frequency50 Hz /60 Hz
Type of driveElectric motor, turbine
Drive voltageLow voltage, high voltage
Type of first impellerSingle entry
No. of impeller entriesSingle / Double entry
Other impeller typesClosed / Radial
Type of installationLong-coupled
Type of couplingGeared variable speed coupling, Gear, Variable speed coupling, Direct
Type of lubricationPressurized oil lubrication
Max. permissible fluid temperature200.0 (°C)
Nozzle positionVariable
Maximum operating pressurePN160, PN250, PN320, PN400
Pull-out designYes
Pump set locationDry installed
Suction characteristicsNon-priming
Type of connectionFlange, weld ends
Type of discharge casingAnnular casing
Type of stage casingStage casing with diffuser
Type of suction casingAnnular casing
eClass assignment36410000, 36410101, 36410100
Installation positionHorizontal
Shaft seal typeMechanical seal
Main applicationsEnergy, Industry and process engineering
Casing materialCarbon steel, Chrome steel
Maximum discharge-side pressure400.0 (bar)
Maximum suction pressure30.0 (bar)
Type of installationStationary
Maximum speed of rotation6750.0 (1/min)