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The SNECMA Turbomeca Larzac is a military turbofan manufactured by GRTS (Groupement Turbomeca-SNECMA),[1] a consortium between the two French companies, SNECMA and Turbomeca. Its main application was on the Dassault/Dornier Alpha Jet.

Larzac
Sectioned view of a SNECMA Turbomeca Larzac
Type	Turbofan
National origin	France
Manufacturer	SNECMA Turbomeca
Major applications	Dassault/Dornier Alpha Jet

Variants

49-01

04-C6

04-C20

04-H-20

Applications

• Dassault/Dornier Alpha Jet
• HAL HJT-36

Specifications (Larzac 04-C6)

Data from [2][3]

General characteristics

• Type: Axial flow, twin-spool, bypass turbofan engine
• Length: 1,187 mm (46.73 in)
• Diameter: Inlet:452 mm (17.79 in)
• Dry weight: 295 kg (650.35 lb)

Components

• Compressor: Low pressure: 2 stage axial, High pressure: 4 stage axial
• Combustors: Annular
• Turbine: Low pressure: 1 stage, High pressure: 1 stage
• Fuel type: Aviation kerosene Jet A-1 or similar
• Oil system: pressure spray/splash with scavenge

Performance

• Maximum thrust: 13 kN (2,970 lbf),
• Overall pressure ratio: 10.5
• Bypass ratio: 1.04
• Air mass flow: 28.1 kg (62 lb)/s
• Turbine inlet temperature: 1,403 K (1,130 °C; 2,066 °F)
• Specific fuel consumption: 73 kg/(kN hr) (0.716 lb/(lbf hr))
• Thrust-to-weight ratio: 4.567

See also

Comparable engines

• Ivchenko AI-25
• Ivchenko-Progress AI-222

Related lists

• List of aircraft engines

References

Notes

Bibliography

External links

• Product page

На других языках

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[de] Snecma-Turbomeca Larzac

Das Snecma-Turbomeca Larzac ist ein militärisches Turbofan-Strahltriebwerk, das vom französischen Konsortium GRTS (Groupement Turboméca-SNECMA) Ende der 1960er Jahre entwickelt wurde. Es wurde im Februar 1972 als Antrieb für den deutsch-französischen leichten Jagdbomber und Schulflugzeug Alpha Jet und 1993 als MiG-ATF-Antrieb ausgewählt.

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- [en] SNECMA Turbomeca Larzac

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[fr] Snecma-Turbomeca Larzac

Le Larzac est un petit turboréacteur double corps double flux sans postcombustion. Il est fabriqué par le consortium GRTS composé de Snecma et Turbomeca. Il équipe divers appareils dont une majorité d'avions d'entraînement avancé ou d'appui léger tels que le Dassault/Dornier Alpha Jet, le HAL HJT-36 Sitara ou le MiG-AT.

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[it] Snecma-Turbomeca Larzac

Lo Snecma-Turbomeca Larzac è un piccolo motore turbofan senza postbruciatore sviluppato e prodotto dal consorzio GRTS (Groupement Turbomeca-SNECMA) composto dalla Turbomeca e dalla Snecma, ed è stato utilizzato principalmente per equipaggiare l'aerei da addestramento Dassault-Dornier Alpha Jet.

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