Dhruv (Advanced Light Helicopter)


With a proven track record and established technology for the manufacture of helicopters and its components, the Helicopter Division commenced series production of Dhruv (Advanced Light Helicopter - ALH) in 2000 - 2001. The ALH is a multi-role, multi-mission helicopter in 5.5 tonne class, fully designed and developed by HAL. Built to FAR 29 specifications, Dhruv is designed to meet the requirement of both military and civil operators.


Dhruv is designed to perform both utility and attack roles. With a twin-engine configuration, Dhruv allows continued flight virtually throughout the flight envelope. Dhruv incorporates a number of advanced technologies; Integrated Dynamic System (IDS), Anti-resonance Isolation System (ARIS), Full Authority Digital Electronic Control (FADEC), Hingeless Main Rotor, Bearingless Tail Rotor, and Automatic Flight Control System to name a few.

Basic Data
Length 15.87 m
Main Rotor Diameter 13.20 m
Height 4.91 m
Max. Take-off Weight 5500 kg
Useful Load 2600 kg
Cabin Volume 7.33 cu.m.
Fuel Capacity 1100 kg
Performance
Cruising Speed 250 km/ hr Max
Never Exceed Speed 295 km/h
Range 640 km
Endurance 3.7 h
Max. Oblique Rate of Climb 620 m/min
Service Ceiling 4500 m
 
  • Turbomeca TM 333-2B2 Twin Turbo-shaft Engine 746 kw (1000 SHP) each.