Bell 214
The Bell 214 is a medium -lift helicopter, Bell Helicopter, which was derived from the Bell UH -1 series. The Bell 214ST is a larger and heavily modified twin-engine version, which was presented on 22 December 1972.
History
The development of the model 214 was started by Bell in 1970 under the name " Huey Plus". The first prototype was a Bell 205- cell, which was equipped with a 1900 WPS strong T53 -L- 703- shaft turbine. Then a 2930 WPS was later used strong turbine.
After a demonstration of the prototype, the 214A during a maneuver in Iran there was an order for 287 pieces 214A. These should be built in the Bell plant in Fort Worth, while another 50 214As and 350 214ST should then be built in Iran under license. After the delivery of 296 machines of 214A and 39 copies of the 214C it came to the Islamic Revolution, after which an Iranian production plans could not be implemented.
Bell offered the Bell 214B " BigLifter " also for civilian use. She was admitted on 27 January 1976. The 214B was produced until 1981. Powered by a 2,183 kW ( 2,930 WPS) payable Lycoming T5508D turbine, meet their rotor drive and transmission system of the 214A.
Construction
Similar in size and appearance of the Bell 205 and Bell 212 is used in the Bell 214 is a single more powerful Lycoming LTC4B -8 engine with 2,185 kW ( 2,930 WPS) and an improved rotor system is used, whereby a higher payload and improved Performance at high temperatures and at high altitudes has been achieved.
Variants
- Bell 214 Huey Plus - the prototype flew in 1970; powered by a Lycoming T53 -L -702 turbine with 1415 kW (1900 WPS).
- Bell 214A / C Isfahan - 299 Bell 214As for the Iranian Army were built in 1972, followed by 39 Bell 214Cs with an outer winds and other search and rescue equipment for the Iranian Air Force.
- Bell 214B BigLifter - civil version of the 214A; produced about 70 pieces
- Bell 214B -1 - version of the Bell Model 214B; limited to a maximum of 5670 kg total weight.
- Bell 214ST - was variant, but later marketed civil twin-engine, which was originally developed for production in Iran. ST was initially for Stretched Twin, later for Super transport. The first flight took place in February 1977.
Use
An estimated 50 Bell 214As and 25 Bell 214Cs are still in use in Iran. Around 40 Bell 214Bs still flying in civilian use.
User
- People's Republic of China People's Republic of China
- Ecuador Ecuador: 1 Bell 214B
- Finland Finland: Finnish Border Guard, five copies
- Iran Iran
- Yemen Yemen
- Oman Oman: 5 Bell 214 were delivered in 1970
- Thailand Thailand
- United Arab Emirates United Arab Emirates: 3 Bell 214
- Venezuela: 1 Bell 214B