Steam Expander Generator Set HP204 500kW & 630kW

Steam Expander Generator Set HP204 up to 400kWDescription

The HP204 steam expander generator set is a fully integrated system which converts energy in the form of wet steam into clean electrical power.


    • Rugged screw expander technology
    • Standalone packaged unit
    • Industry standard key components
    • Fully automated
    • Soft start
Performance HP204 – 500 HP204 – 630
Gross power output Up to 500 kWe Up to 630kWe
Auxiliary power input Up to 2.5 kWe Up to 2.5 kWe


Operating parameters
Electrical 400V, 50Hz, 3ph+N 480v, 60Hz, 3ph+N Option
Ambient temperature -10°C to +45°C  
Ambient humidity <95% (non-condensing)  
Installation Indoor or Outdoor  
Sound pressure level  
Steam mass flow rate range 1800kg/h to 13500kg/h  
Max. steam inlet temperature 221°C (saturated steam)  
Max. steam inlet pressure 23.5 Bar A  
Max. inlet-outlet ΔP 20 Bar  
Steam inlet dryness fraction <97%  


Dimensions and foundations
Dimensions 3000 X 1850 X 2000 mm (LWH)
Mass Up to 9,000 kg
Lifting and handling Standard forklift pockets 180 x 80 mm, 1300 mm between centres
Site foundation Level load bearing surface 3500 X 2500 mm


Plant services and interconnections
Steam inlet DN100, PN25
Steam outlet PN25 flange and depending on customer steam flow either DN150,200,250 or 300
Compressed air supply 7 bar g (Instrument air to ISO 8573.1 Class 2:3:1)
Electrical output 400V, 3 ph+N, continuous rating to suit generator protection device
Electrical input 400V, 3 ph+N
Remote monitoring Internet bridge (via internet cable or optional wireless GPRS / UMTS Modem). BMS or SCADA systems - MODbus over RS232, RS485, USB, Ethernet.

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