D-900 - 900kW Wind Turbine Generator

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D-900 - 900 kW synchronous Wind Turbine Generators

Industria Tecnológica Panameña S.A.

Rotor diameter: 51,5 m or 54 m
Rotor speed: Variable, 12-28 rpm
Nominal power: 900 kW
Rated wind speed:12 m/s
Cut-out wind speed: 25 m/s 10 minute average
Survival wind speed: 59,5 m/s
Rotor speed control: Blade pitch
Control: Microprocessor, main functions
Wind class: IIA, according to IEC 61400
Transmission type: Direct drive
Generator and Powerconverter type: Multiple-pole, synchronous
Grid connection: IGBT-controlled AC-DC-AC converter
Tower construction: Conical, tubular, steel with internal ascent
Tower hub heights: 40, 50 and 75 m
Main safety: Individual independent blade feathering
Secondary safety: Blade feathering by three independent battery back-up drives
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