PZL Świdnik Leonardo AW.149. 2009. English version

Kraków May 28, 2018

316a Section 2009

PZL Świdnik Leonardo Helicopters AW.149

Poland

Construction 

AW.149

 

Construction AW.149

The AW.149 helicopter is a very modern construction made mainly of composites. The helicopter crew consists of two pilots. There is space for 18 passengers or 15 armed soldiers in the hold. Access to the hold is through large sliding doors in both sides. The helicopter does not have a rear ramp. In the medical version it is possible to transport six wounded on stretchers and six people on armchairs. There is a fuel tank behind the cargo cabin. The seats of both pilots are armored. The helicopter has a three-wing chassis, partly hidden in flight. The front, consisting of two wheels, is hidden in the fuselage, the main one (two shafts with single wheels) to the side fairings on both sides of the hull. As a standard, the helicopter is to be equipped with an electro-optical head. The armor is suspended on external outriggers. The load capacity is 11.20 cubic meters.

Carrier rotor AW.149

The helicopter has a 5-blades rotor with the possibility of using a de-icing installation. The propeller has 4-blades.

Powered AW.149

The drive consists of two GE General Electric GE turbine engines CT7-2E1 equipped with an electronic FADEC control system. The drive consists of two turbine engines GE CT7-2E1 with a capacity of 2 x 1 477 kW (2 x 2 000 HP). The main gear can operate without oil for 50 minutes.

Equipment AW.149

The helicopter is characterized by the open architecture of the avionics system, it is equipped with the HUMS helicopter monitoring system (Health and Usage Monitoring System).

 

  • Air-conditioning 
  • Anti-icing installation 
  • Integrated dust filter 
  • External suspension with a maximum lifting capacity of 3000 kg 
  • Float installation 
  • Electric outdoor winch with a lifting capacity of 272 kg with utility lighting 
  • Guillotine for cutting ropes and cables protecting the impeller 
  • Convex windows in the transport cabin ( bubble window) for improved visibility 
  • Accessories for landing
  • 4-axis digital autopilot 
  • Flight data recorder and voice recorder 
  • FLIR observation system 
  • Illumination compatible with NVG night vision goggles 
  • HUMS monitoring system 
  • Weather radar
  • Signal radio transmitter Danger 
  • Passive defense measures 
  • Viewfinder 
  • Fully integrated avionics based on MIL-STD-1553B data rail and four color Active Matrix Liquid Crystal Display (6 x 8 inch) monitors
  • Rocket launchers with 7.12 and 19 caliber rockets 70 and 81 mm 
  • 7.62 mm caliber machine gun installed in the window 
  • 12.7 / 20 mm caliber machine gun 
  • Cartridge with 12.7 mm caliber machine gun and three caliber rocket launchers 70 mm 
  • Adaptation to the rocket launcher to combat ground and air targets 
  • Self-sealing fuel tanks 
  • Ballistic protection

 

Specyfication AW.149 (Data T-T AW.149)

Overall length 17.57 m

Hull length 14.60 m

The hull width is 3.02 m

Height 5.14 m

The diameter of the rotor is 14,60 m

Takeoff weight 8 600 kg

Top speed 313 km / h

Cruising speed 278 km / h

Lifting speed 9.9 m / s

Practical ceiling of 15,000 ft

Ceiling hinge with the influence of land 1 830 m

Range 800 km

Flight duration of 4 hours

 

Written by Karol Placha Hetman