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This engine is used to power the civil helicopters.
The turboshaft is a higher-power upgraded version of widely known TV3-117VMA turboshaft. It is one of the world’s best turboshafts as regards its fuel efficiency and weight performances.
Profound experience in mass-producing and operating the base engine along with applying an up-to-date control system have enabled to raise operating performances and ensure high dependability and extensive service life.

Main advantages of the engine:

  • low specific fuel consumption;
  • low weight-to-power ratio;
  • high reliability;
  • long service life;
  • high maintainability;
  • high repairability;
  • steady operation in harsh dust and smoke conditions;
  • possibility of long-lasting maritime operation;
  • sustaining constant power at high ambient temperatures in the mountainous terrain.

Basic specifications:

2.5-minute power rating, with one endine
inoperative (OEI) (SLS, ISA +15°C)
Power, shp (kW) 2700 (1985)
Takeoff power condition (SLS, ISA +15°C)  
Power, shp (kW) 2000* (1470) ... 2400 (1764)
Specific fuel consumption, kg/hp•h (kg/kW•h) 0.220(0.299) ... 0.210 (0.286)
Cruise power condition (SLS, ISA +150C)  
Power, shp (kW) 1500 (1103) ... 1750 (1287)
Dry weight, kg 295

*System of engine automatic control gives the possibility of adjusting the takeoff power as follows:2,400; 2,200 and 2,000 hp (depending on the engine application).

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