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The Embraer EMB 121 Xingu (pronounced "shingoo") is a twin-turboprop fixed-wing aircraft built by the Brazilian aircraft manufacturer, Embraer. The design is based on the EMB 110 Bandeirante, using its wing and engine design merged with an all-new fuselage. The EMB 121 first flew on 10 October 1976.[1]

EMB 121 Xingu
French Air and Space Force Xingu
Role	Utility aircraft Type of aircraft
National origin	Brazil
Manufacturer	Embraer
First flight	10 October 1976
Introduction	20 May 1977
Status	Active
Primary users	French Air and Space Force Brazilian Air Force
Produced	1977-1987
Number built	106
Developed from	EMB 110 Bandeirante

A modified form of the EMB 121, the EMB 121A1 Xingu II, was introduced on 4 September 1981 with a more powerful engine (PT6A-135), increased seating (8 or 9 passengers) and a larger fuel capacity.

Before production ceased in August 1987, Embraer had produced 106 EMB 121 aircraft, 51 of which were exported to countries outside Brazil. Currently, the French Air and Space Force is the largest operator with 23 aircraft still in service.

Variants

EMB 121A Xingu I

Pratt & Whitney Canada PT6A-28

EMB 121A1 Xingu II

Pratt & Whitney Canada PT6A-135

EMB 121B Xingu III

Projected stretched development, not proceeded with,[2] to have been powered by Pratt & Whitney Canada PT6A-42 engines.

EMB 123 Tapajós

planned version with Pratt & Whitney Canada PT6A-45

VU-9

Brazilian Air Force designation

Military operators

 Brazil

• Brazilian Air Force

 France

• French Air and Space Force
• French Navy

Specifications (EMB 121A1 Xingu II)

Data from Jane's All the World's Aircraft 1984-85[2]

General characteristics

• Crew: 1/2
• Capacity: 9 or 770 kg (1,700 lb) with 1 pilot
• Length: 12.25 m (40 ft 2 in)
• Wingspan: 14.05 m (46 ft 1 in)
• Height: 4.84 m (15 ft 11 in)
• Wing area: 27.5 m² (296 sq ft)
• Aspect ratio: 7.18
• Empty weight: 3,710 kg (8,179 lb) equipped
• Max takeoff weight: 5,670 kg (12,500 lb)
• Fuel capacity: 1,308 kg (2,884 lb)
• Powerplant: 2 × Pratt & Whitney Canada PT6A-135 turboprop engines, 559 kW (750 hp) each
• Propellers: 4-bladed Hartzell HC-B4TN-3C/T9212B, 2.36 m (7 ft 9 in) diameter constant-speed metal propeller with auto-feathering and full reverse-pitch

Performance

• Maximum speed: 467 km/h (290 mph, 252 kn)
• Cruise speed: 380 km/h (236 mph, 205 kn) at 3,050 m (10,010 ft)
• Stall speed: 141 km/h (87 mph, 76 kn) power off, flaps down
• Range: 1,230 km (760 mi, 660 nmi) at 6,100 m (20,000 ft) maximum fuel with 45 minutes reserve
• Service ceiling: 8,535 m (28,002 ft)
• Rate of climb: 9.1333 m/s (1,797.89 ft/min)
• Wing loading: 206.2 kg/m² (42.2 lb/sq ft)
• Fuel consumption: 0.52 kg/km (1.86 lb/mi) : 250 lb (110 kg)/h per engine at 234 kn (433 km/h) TAS, FL200, -4°C[3]
• Power/mass: 0.197 kW/kg (0.12 shp/lb)

See also

Related development

• Embraer EMB 110
• Embraer EMB 120

Aircraft of comparable role, configuration, and era

• Beechcraft King Air
• Piper PA-31T Cheyenne
• Swearingen Merlin

References

Notes

Bibliography

• EMB-121 information at Airliners.net
• Endres, Gunter and Gething, Mike. (2002). Aircraft Recognition Guide, (2nd Ed.). New York City: Harper Collins Publishers. ISBN 0-00-713721-4.
• Michell, Simon (editor). Jane's Civil and Military Aircraft Updates 1994-95. Coulsdon, Surrey, UK:Jane's Information Group, 1994. ISBN 0-7106-1208-7.

External links

Media related to Embraer EMB 121 Xingu at Wikimedia Commons

На других языках

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[de] Embraer EMB 121

Die Embraer EMB 121 Xingu (ausgesprochen „Schinguh“) ist ein zweimotoriges Turboprop-Flugzeug des brasilianischen Flugzeugherstellers Embraer, das als leichtes Geschäftsreiseflugzeug Mitte der 1970er Jahre konstruiert wurde. Der Name „Xingu“ leitet sich von einem gleichnamigen Stamm und einem Fluss im Amazonas-Gebiet ab. Zum Erstflug startete der Prototyp (Kennzeichen PP-ZXI) am 10. Oktober 1976. Die erste Serienmaschine (Kennzeichen PP-ZCT) flog am 20. Mai 1977.

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- [en] Embraer EMB 121 Xingu

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[fr] Embraer EMB-121 Xingu

L'Embraer EMB 121 Xingu est un avion d'affaires brésilien créé par Embraer à partir des voilures et des moteurs de l'Embraer EMB 110 Bandeirante et du fuselage de l'Embraer EMB 120 Brasilia.

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[it] Embraer EMB 121 Xingu

L'Embraer EMB 121 Xingu è un aereo executive, bimotore, monoplano ad ala bassa a sbalzo, prodotto dalla brasiliana Embraer. Il prototipo, registrato PP-ZXI, ha compiuto il primo volo il 10 ottobre 1976.[1][2]

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