It is used for installation in medium-utility helicopters. The engine ensures the takeoff power ranging from 2,000 to 2,500 hp according to the ACS adjustment and the emergency power of 2,800 hp (OEI).
It maintains high flight performance of the helicopters in case of installation of high-efficient dust-protecting devices and exhaust-heat shields.
Main advantages of the engine:
high reliability;
increased power maintained in hot and high conditions;
low SFC;
long service life;
easy in-service maintenance;
high repairability;
stable operation under conditions of heavy smoke and dust;
capability of long operation under maritime conditions;
low cost of life cycle;
interchangeability with early TV3-117 family engine versions.