Thetys Pumps SRL
Tel: +40 744 595 445
Str. Teheran, nr. 11, sector 1,
011931 Bucuresti, Romania

Because life is fluid.


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GSG diffuser style barrel pump for feedwater applications – Thetys Pumps
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GSG diffuser style barrel pump for feedwater applications

Thetys Pumps / Products  / Pumps  / Radial split pumps / GSG diffuser style barrel pump for feedwater applications

GSG diffuser style barrel pump for feedwater applications

The competitive choice for feedwater applications

The GSG is a BB5 type pump designed for feedwater applications in fossil and industrial power plants but also large biomass fired plants. The horizontal pump is ready to use without pre-warming and is able to absorb high forces and moments thanks to its centerline mounting.


Main benefits
  • Price competitive multistage barrel pump
  • Centerline mounting absorbs high forces and moments
  • No pre-warming required
  • Hydrodynamic bearings for higher energy services
  • Self equalized tilting pad thrust bearing Kingsbury type to accomodate thrust variations in transient conditions
Main applications
  • Feedwater
Main design features
  • High head per stage and balanced radial loads
  • Diffuser type allows replacement of individual stage pieces
  • Stacked rotor with staggered keyways to transmit torque
  • Dynamically balanced rotor for smooth operation
  • Design of balance drum and axial thrust bearing for extreme conditions
Performance range








Performance range 50 Hz




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