Bell 412

Bell 412 – multi-purpose helicopter, designed by the American company Bell Helicopter Textron. As the base model was used Bell 212 helicopter.

The first flight took place in August 1979. Serial production was deployed in 1981.

Specifications

  • Crew: 1-2
  • Amount of passengers: 14 passengers or 6 stretchers and 1 accompanying
  • Payload: 1814kg
  • Suspension capacity: 2041kg
  • Length: 17.12m
  • Fuselage Length: 12.7m
  • Rotor Diameter: 14.02m
  • Tail rotor diameter: 2.62m
  • Fuselage width on runners: 2.84m
  • Height: 4,57m
  • The area swept by the rotor: 154.4 sq.m
  • Empty Weight: 3079kg
  • The highest take-off weight: 5397kg
  • The volume of fuel tanks: 1249l (+ 2 × 76l or 310.5l of PTB)
  • Powerplant: 1 × Turboshaft Pratt & Whitney Canada PT6T3DTurboTwinPac)
  • Engine take-off power: 1 × 1800l.s (1 × 1342kW)
  • The highest speed: 259km / h
  • The highest speed on the ground: 226 km / h
  • The highest speed at an altitude of 1220m: 230km / h
  • Practical range: 744km
  • Flight duration: 3 hours42min.
  • Static ceiling:
    • using the earth effect: 3110m
    • without the effect of the earth: 1585m
  • Disk load: 35kg / sq.m
  • Thrust-to-weight ratio: 189W / kg (for transmission with the highest take-off weight)
Graduated from Embry-Riddle Aviation University with a master's degree in aviation science. He began his career as an aviation researcher in local periodicals. Has a pilot license. Now are the author and developer of the Plane Worlds.