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The Turbomeca Arrius is one of a family of turboshaft engines for helicopter use, first produced in 1981. As of 2012, some 2,700 units had been sold. Power ranges between 357 kW (479 shp) and 530 kW (716 shp) for different versions. Following Turbomeca tradition, the Arrius was named after a Pyrenean peak (pic d'Arrius), located in the Ossau Valley near Pau.

Arrius
Turbomeca Arrius 1B.jpg
Turbomeca Arrius 1B
Type Turboshaft
National origin France
Manufacturer Turbomeca
First run 1981
Major applications Eurocopter EC120 Colibri
Eurocopter EC135
Kamov Ka-226
Number built 2800

VariantsEdit

Arrius 1A
Arrius 1A1
Arrius 1M
Arrius 2B1
Arrius 2B1A
Arrius 2B2
Arrius 2F
Arrius 2K1
Arrius 2K2
Arrius 2G1
Arrius 2R

ApplicationsEdit

TurboshaftsEdit

Gas generatorEdit

Specifications (Arrius 1A)Edit

Data from FAA Type Certificate Data Sheet.[2]

General characteristics

  • Type: Twin-spool free-turbine turboshaft
  • Length: 63 in (1601 mm)
  • Diameter: 17.2 in (436 mm)
  • Dry weight: 223.3 lb (101.3 kg)

Components

  • Compressor: Single stage centrifugal
  • Combustors: Annular reverse flow combustion chamber
  • Turbine: Single stage power turbine, single stage gas generator turbine

Performance

See alsoEdit

ReferencesEdit

NotesEdit

  1. ^ Flight 1953
  2. ^ FAA Type Certificate Data Sheet Retrieved: 2 November 2008

BibliographyEdit

  • "Aircraft Intelligence". Flight. Vol. LXIII no. 2309. 24 April 1953. p. 513.

External linksEdit