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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
Type	Turboshaft
National origin	France
Manufacturer	Safran Helicopter Engines
First run	1981
Major applications	Eurocopter EC120 Colibri Eurocopter EC135 Kamov Ka-226
Number built	2800

Variants

Arrius 1A

Arrius 1A1

Arrius 1M

Arrius 2B1

Arrius 2B1A

Arrius 2B2

Arrius 2F

Arrius 2K1

Arrius 2K2

Arrius 2G1

Arrius 2R

Applications

Turboshafts

• Eurocopter AS355 N Ecureuil 2 (2 x Arrius 1A)
• Eurocopter AS355 NP Ecureuil 2 (2 x Arrius 1A1)
• Eurocopter AS555 Fennec (2 x Arrius 1M)
• Eurocopter EC135 T1 (2 x Arrius 2B1/2B1A)
• Eurocopter EC135 T2 (2 x Arrius 2B2)
• Eurocopter EC635 T1 (2 x Arrius 2B1/2B1A)
• Eurocopter EC635 T2 (2 x Arrius 2B2)
• Eurocopter EC120B Colibri (1 x Arrius 2F)
• Agusta A109 Power (2 x Arrius 2K1/2K2)
• Kamov Ka-226T (2 x Arrius 2G1)
• Bell 505 Jet Ranger X (1 x Arrius 2R)

Gas generator

• SNCASO Farfadet[1]

Specifications (Arrius 1A)

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

• Maximum power output: 520 shp (388 kW)
• Turbine inlet temperature: 870 C
• Power-to-weight ratio:

See also

Related lists

• List of aircraft engines

References

Notes

Bibliography

External links

Wikimedia Commons has media related to Turbomeca Arrius.

• Turbomeca website - Arrius

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На других языках

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[de] Turbomeca Arrius

Die Turbomeca Arrius ist eine für den Antrieb von Hubschraubern entwickelte Wellenturbine des französischen Herstellers Turbomeca. Nach einer Tradition bei Turbomeca wurde das Triebwerk nach einem Berg in den Pyrenäen benannt (pic d'Arrius im Ossau-Tal nahe bei Pau).

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- [en] Turbomeca Arrius

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[es] Turbomeca Arrius

El Turbomeca Arrius es un motor para helicópteros desarrollado por el fabricante francés Turbomeca. Tiene la estructura clásica de Arrius (compresor, turbina del generador de gas y turbina centrífuga de energía) y es gobernado por una unidad de control hidromecánica de combustible diseñada gracias a la experiencia ganada en la familia Arriel.

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[fr] Turbomeca Arrius

L’Arrius est un turbomoteur conçu et développé par le motoriste français Turbomeca, pour équiper notamment les hélicoptères. Suivant la tradition des moteurs Turbomeca, son nom est celui d'un lac, d'un col ou d'un pic des Pyrénées.

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[it] Turbomeca Arrius

I Turbomeca Arrius compongono una famiglia di motori aeronautici turboalbero prodotti dall'azienda francese Turbomeca a partire dal 1981. Ideati per la propulsione di elicotteri sono stati realizzati con potenze variabili tra i tra 357 kW (479 shp) e i 530 kW (716 shp). Prendono il nome da un picco dei Pirenei (pic d'Arrius), situato nella Valle d'Ossau vicino a Pau.

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