2.ATR chassis, ARINC ATR shelf system? The standard chassis of avionics equipment chassis objects, racks, cooling air and connectors of civil aircraft specified in ARINC 404 specification "Transport Equipment Chassis and Mounting Rack" formulated by AEEC of American Aeronautical Radio Company (ARINC).
4. Aerospatiale, a French aerospace company, began to develop the regional aircraft concept named AS35 from 1978, while Aeritalia, an Italian aerospace company (now Lenya Airlines) also started to plan AIT230 at the same time.
Extended data
Main models of ATR series:
1, ATR42 series:
42 is the passenger capacity of the basic passenger plane. The prototype made its first flight on August 1984, and the ATR42-200 and -300 aircraft were awarded by the French and Italian Civil Aviation Administration of type certificate on September 24th, 1985+00.25, and ATR42 was awarded by the Federal Aviation Administration of the United States of type certificate, 65438.
2、ATR42-300:
On the basis of ATR42-200, there are only a few structural changes, which increase the takeoff weight and commercial load/range capacity of the aircraft. Pratt & Whitney PW 120 turboprop engine is adopted.
3、ATR42-320:
On the basis of ATR42-300, Pratt & Whitney PW 12 1 turboprop engine with higher power and better performance is adopted.
Baidu Encyclopedia -—ATR Company
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Baidu encyclopedia -—ATR