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Main applications

  • Industry engineering
  • Oil /Gas
  • Petrochemical Industry
  • Pipelines and Tanks
  • Refineries

Design type

Long-coupled design

Technical data

Q max 875.0 m³/h
H max 650.0 m


Horizontal, radially split volute casing pump in back pull-out design to API 610, ISO 13709 (heavy duty), with radial impeller, double-stage, single-entry, centreline pump feet; Design to ATEX.


Refineries, petrochemical and chemical industry, power stations.

Further technical information about RPHb

Overview of technical data

Q (50Hz) 0.0 – 875.0 (m³/h)
H (50Hz) 0.0 – 650.0 (m)
Type of bearing Rolling element bearings
Casing partition Radially split
Drive frequency 50 Hz /60 Hz
No. of impeller entries Single entry
Heatable Yes
Type of installation Long-coupled
Type of coupling Direct
Type of lubrication Oil lubrication
Max. permissible fluid temperature 450 (°C)
Nozzle position Top-top
Maximum operating pressure PN 100, ASME 600
Pump set location Dry installed
Suction characteristics Non-priming
Type of casing Volute casing
Type of impeller Closed, Radial, Multi-vane impeller
Type of connection Flange
eClass assignment 36410000, 36410100, 36410101
Installation position Horizontal
Shaft seal type Mechanical seal
Main applications Industry and process engineering, Oil / Gas
Maximum discharge-side pressure 100 (bar)
Type of installation Stationary
Maximum speed of rotation 3500 (1/min)