Main applications RPHb API 610 11th Ed

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

Technical data

  • Q max 6,000.0 m³/h
  • H max 800.0 m

Design RPHb API 610 11th Ed

Heavy-duty horizontal radially split between-bearings volute casing pump to API 610, ISO 13709 (heavy-duty), type BB2, with radial impellers, single- or double-entry, one- or two-stage design with centreline pump feet.

Application pump RPHb API 610 11th Ed

Refineries, petrochemical and chemical industries, offshore and onshore processes.

shaft seal pump RPHb API 610 11th Ed

▪ Cartridge seal to API 682 (KSB or other make)
Optional: coolable / heatable shaft seal housing

Desing Details pump RPHb API 610 11th Ed


Bearing assembly

▪ Bearings:
– Drive end: cylindrical roller bearing
– Non-drive end: paired angular contact ball bearings
▪ Lubrication
– Oil ring lubrication
– Optional: oil mist lubrication
▪ Bearing bracket cooling
– Air cooling by integrated cooling fins
– Additional fan cooling
– Water cooling
▪ Bearing bracket sealing
– Labyrinth seals (KSB or other make)


▪ Pump to API 610, 11th edition (type BB2)
▪ Volute casing pump
▪ Horizontal installation
▪ 2 stages
▪ Single-entry
▪ Between-bearings design

Pump casing

▪ Volute casing with integrally cast pump feet
▪ Centreline pump feet
▪ Radially split volute casing
▪ Suction nozzle and discharge nozzle in top-top arrangement
▪ Volute casing and casing cover with replaceable casing wear rings
▪ Casing sealed by spiral wound gasket
▪ Various flange designs
– ASME B16.5 Class 600, RF
– ASME B16.5 Class 300, RF
– EN 1092-1 PN100
– EN 1092-1 PN40

Overview of technical data RPHb API 610 11th Ed

Q (50Hz)0.0 – 6,000.0 (m³/h)
H (50Hz)0.0 – 800.0 (m)
Type of bearingRolling element bearings
Casing partitionRadially split
Drive frequency50 Hz /60 Hz
No. of impeller entriesSingle entry
Type of installationLong-coupled
Type of couplingDirect
Type of lubricationOil lubrication
Max. permissible fluid temperature450.0 (°C)
Nozzle positionTop-top
Maximum operating pressurePN 100, ASME 600
Pump set locationDry installed
Suction characteristicsNon-priming
Type of casingVolute casing
Type of impellerClosed, Radial, Multi-vane impeller
Type of connectionFlange
eClass assignment36410000, 36410100, 36410101
Installation positionHorizontal
Shaft seal typeMechanical seal
Main applicationsIndustry and process engineering, Oil / Gas
Maximum discharge-side pressure100.0 (bar)
Type of installationStationary
Maximum speed of rotation3500.0 (1/min)