Main applications hgb

  • Auxiliary Systems
  • Boiler feed systems
  • Energy
  • General Processes
  • Industry engineering
  • Mining
  • Nuclear Power Stations
  • Power Stations < 100 MW
  • Power Stations > 100 MW
  • Process
  • Snow guns
  • Steel

Design hgb

Horizontal radially split ring-section pump with radial impellers, single-entry or double-entry, multistage.

Application pump hgb

Pumping feed water and condensate in power stations and industrial plants, pumping gas turbine fuels, generating pressurised water for bark peeling and descaling units, snow guns, etc.

Technical data

  • Q max 1,650.0 m³/h
  • H max 2,000.0 m

Drive pump hgb

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

Desing Details pump hgb

Shaft Seal

  • Stuffing box gland cooled.
  • Mechanical seal with shroud cooling, seat ring
  • cooling, injection or circulation.
  • The shaft is provided with exchangeable shaft sleeve in the shaft seal area.

Balancing Device

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


Connection dimensions according to EN or ASME.

Overview of technical data hgb

Q (50Hz)15.0 – 1,650.0 (m³/h)
H (50Hz)300.0 – 2,000.0 (m)
Type of bearingRolling element and plain bearings
Casing partitionRadially split
Drive frequency50 Hz /60 Hz
Type of driveElectric motor, turbine
Drive voltageLow voltage, high voltage
Type of first impellerSingle entry / Double 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 lubrication(forced) oil lubrication
Max. permissible fluid temperature200.0 (°C)
Nozzle positionVariable
Maximum operating pressurePN 63, PN 100, PN 160, PN 250
Pump set locationDry installed
Suction characteristicsNon-priming
Type of connectionFlange, loose flange
Type of discharge casingAnnular casing
Type of stage casingStage casing with diffuser
Type of suction casingAnnular casing
eClass assignment36410100, 36410000, 36410101
Installation positionHorizontal
Shaft seal typeMechanical seal, Gland packing
Main applicationsIndustry and process engineering, Energy
Casing materialCarbon steel
Maximum discharge-side pressure200.0 (bar)
Maximum suction pressure30.0 (bar)
Maximum drive rating5000.0 (kW)
Type of installationStationary
Maximum speed of rotation7000.0 (1/min)