Siemens Energy Global GmbH & Co. KG

Siemens EnergyModel SST-6000 -Utility Steam Turbine Package

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Siemens Energy Steam Turbines of the SST-6000 series are widely operated in steam power plants with a power output up to 1,200 MW and an efficiency up to more than 46 percent. Products of the SST-6000 series consist of a high-pressure turbine, an intermediate-pressure (IP) turbine, and up to three low-pressure turbines for 50 and 60 Hz. The SST-6000 is installed as a high-level arrangement with down exhaust. Various extractions (up to 10 stages) are possible for feed water preheating, process steam, and district heating. The installed capacity of SST-6000 all over the world is more than 100,000 MW.

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  • Power output300 up to 1,200 MW
  • Efficiency46,5 % (Double reheat: 48 %)   
  • Frequency50 or 60 Hz
  • Inlet pressure
    up to 330 bar / up to 4,786 psi
    Inlet temperature 
    up to 610 °C / up to 1,130 ° F
  • Reheat conditions for single and double reheat:
    Temperature
     630 °C / up to 1,166 ° F
  • Last stage blade length: 
    50 Hz – 66 cm to 142 cm / 26 inches to 56 inches
    60 Hz – 66 cm to 103 cm / 26 inches to 41 inches