Main applications

  • Energy
  • Nuclear Power Stations
  • Turbine Island

Technical data

Q max 1,800.0 m³/h
H max 340.0 m


Vertical, single- or multistage, barrel pull-out, ring-section pump for floor level installation on a base frame, radial and mixed flow impellers, single- and double-entry suction impellers, flanges to DIN or ANSI standards.


Pumping condensate in power stations and industrial systems.

Further technical information about WKVA

Overview of technical data

Q (50Hz) 310.0 – 1,800.0 (m³/h)
H (50Hz) 50.0 – 340.0 (m)
Type of bearing Rolling element and plain bearings
Casing partition Radially split
Diffuser material (EN standard) GRAUGUSS, CHROMSTAHLGUSS
Drive frequency 50 Hz /60 Hz
Type of drive Electric motor
Drive voltage Low voltage, high voltage
Type of first impeller Single entry / Double entry
No. of impeller entries Single / Double entry
Other impeller types Radial / Mixed flow
Impeller material (EN standard) CHROMSTAHLGUSS, GRAUGUSS
Type of installation Long-coupled
Type of coupling Direct
Type of lubrication Oil / Product lubrication
Discharge casing material (EN standard) STAHLGUSS
Max. permissible fluid temperature 100.0 (°C)
Guaranteed to be silicon-free Yes
Nozzle position Side-side
Maximum operating pressure PN 40
Pump set location Dry installed
Stage casing material (EN standard) KOHLENSTOFFSTAHL, STAHLGUSS, GRAUGUSS
Suction characteristics Non-priming
Type of impeller Mixed flow impeller, Radial, Closed
Type of connection Flange
Type of discharge casing Annular casing
Type of stage casing Stage casing with / without diffuser
eClass assignment 36410101, 36410106, 36410100, 36410000
Installation position Vertical
Shaft seal type Mechanical seal, Gland packing
Main applications Energy
Casing material Carbon steel
Maximum discharge-side pressure 40.0 (bar)
Maximum suction pressure 3.0 (bar)
Maximum drive rating 1800.0 (kW)
Type of installation Stationary
Maximum speed of rotation 1800.0 (1/min)