The HAL Cheetal is a re-engined Cheetah.  Its first flight was in January 2003.  On 2 November, 2004 the helicopter set a world record of highest landing record up until then; it landed in the Himalayas at 7,070 meters.  The aircraft features: artificial horizon, directional gyro, Flight Monitoring System (FMS), Cockpit Voice Recorder (CVR), and modular warning lights; a total passenger capacity of 5.

Overview

Data on design, manufacture and status

Design authority: Sud-Aviation

Primary manufacturer: Hindustan Aeronautics Limited

Parent type: No type defined

Aircraft status: Status unknown

Configuration

Primary flight and mechanical characteristics

VTOL type: Helicopter

Lift configuration: Single main rotor

Dedicated control device: Tail rotor

Crew required: 1-2

Crew seating: Side-by-side

Landing gear: Skids

Layout and Dimensions

Data on aircraft size

Overall Dimensions
Overall Height: 3.09 m 10.1 ft
Overall Length: 12.92 m 42.4 ft
Overall Width: 11.00 m 36.1 ft
Airframe Dimensions
Airframe Length:  
Airframe Width: 2.38 m 7.8 ft
Airframe Height:  
Landing Gear Dimensions
Landing Gear Base:  
Landing Gear Track:  
Cabin Dimensions
Cabin Internal Height:  
Cabin Internal Length:  
Cabin Internal Width:  

Weights and Performance

Data on aircraft weight and flight characteristics

Cruise Speed: 190 km/h; Max Speed: 210 km/h;

Weights
Max Gross Weight (ground): 1,950 kg 4,299 lb
Max Gross Weight (airborne):  
Max Take-off Weight: 1,950 kg 4,299 lb
Empty Weight: 1,110 kg 2,447 lb
Useful Load: 840 kg 1,852 lb
Empty Weight Fraction: 0.569
Climb Performance
Max Rate of Climb:  
Hover Performance
Hover Ceiling IGE:  
Hover Ceiling OGE:  
Limitations
Max Level Flight Speed:  
Never Exceed Speed:  
Service Ceiling: 7,000 m 22,966 ft
Range and Endurance
Max Range: 640 km 346 nm
Max Endurance: 4 hrs 4 hrs

Engine Details

Aircraft powerplant (lift and/or propulsion)

Provided powerplant data is for uninstalled, sea level, static operations.

Powerplant
Number of engines: 1
Designation: Turbomeca TM 333 2M2 turbine
Manufacturer: Turbomeca
Normal Ratings
Max continuous: 736 kW 987 hp
Take-off / rated: 825 kW 1106 hp
Intermediate:  
Maximum:  
OEI Ratings
OEI contingency: 841 kW 1127 hp
OEI continuous: 807 kW 1082 hp
OEI 30-second: 910 kW 1220 hp
OEI intermediate: 807 kW 1082 hp

Primary Lift Device

Data on primary lift devices such as main rotors

Main Rotor Characteristics
Diameter: 11.00 m 36.09 ft
RPM:  
Direction of Rotation: Unknown
Hub Type:
Main Rotor Blade Characteristics
Blade Construction:
Blade Chord:  
Blade Tip Geometry:
Blade Twist:  
Number of Blades: 3
Main Rotor Derived Characteristics
Disc Area: 95.03 m² 1023.0 ft²
Disc Loading: 20.52 kg/m² 4.203 lb/ft²
Solidity:  
Main Rotor Blade Derived Characteristics
Blade area per blade:  
Tip Speed:  

Primary Control Device

Data on primary control devices such as tail rotors

Tail Rotor Characteristics
Diameter:  
Configuration: Unknown
Direction of Rotation: Unknown
RPM:  
Tail Rotor Blade Characteristics
Number of Blades: 3
Blade Construction:  
Blade Chord:  
Blade Twist:  
Tail Rotor Derived Characteristics
Disc Area:  
Solidity:  
Tail Rotor Blade Derived Characteristics
Tip Speed:  
Blade Area (per blade):  

Related VFS Resources

Resources related to the Cheetal , provided by the Vertical Flight Society.
Forum Proceedings
 
Vertiflite articles
Enter a search term in the box above.
Web files from vtol.org
Enter a search term in the box above.
Webpages from vtol.org
Enter a search term in the box above.

Related Public Resources

Resources related to the Cheetal , provided by public sources across the internet.

Images