SNECMA Turbomeca Larzac

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

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.

Variants

49-01
04-C6
04-C20
04-H-20

Applications

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

References

Notes

^ Gunston 1989, p.172.
^ "Larzac 04" (PDF). Snecma. Archived from the original (PDF) on November 10, 2006. Retrieved 2008-01-09.
^ "Vectors For September 2003". Retrieved 2008-01-09.

Bibliography

Gunston, Bill. World Encyclopedia of Aero Engines. Cambridge, England. Patrick Stephens Limited, 1989. ISBN 1-85260-163-9

External links

Product page

[1] Gunston 1989, p.172.

[pdf_snecma-2] "Larzac 04" (PDF). Snecma. Archived from the original (PDF) on November 10, 2006. Retrieved 2008-01-09.

[vectors-3] "Vectors For September 2003". Retrieved 2008-01-09.

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[2]

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